/Investor DB

Y Combinator — Full Portfolio

6,827 tracked investments · page 22 of 35 · listed companies and verified rows first

Noora Healthnoorahealth.orgin𝕏Jan 2014

Noora Health equips families and caregivers with health education and skills to support patient recovery in hospitals and at home.

Digital HealthHealthtechImpact & Social GoodTraverse City, US

Edith Elliott(CEO)inKaty Ashe(Chief Design Officer)inNeha Sahi(People Head)Anubhav Arora(Co-Executive Director - Shared Programs)Rachita R(Assistant Manager, Talent Acquisition)Poorva Malviya(Director of Engineering)

Co-investorsMulago Foundation

Nophinnophin.comin𝕏Jan 2022Defunct

Nophin develops Cresa, an AI tool that screens commercial real estate deals and analyzes acquisition documents for multifamily investment teams, enabling them to focus on higher-value opportunities.

AI & Machine LearningFintechPropTechSaaSNew York City, US

Teddy Li(CEO)inWeeks Mensah(Founder)inKwadwo Nyarko(Founder)in

Co-investorsCory LevyCresset CapitalGoodwater CapitalHENRY Collective VenturesInSite Property GroupJWass PT Investors+5 more

Norinori.aiin𝕏Sep 2025

Nori is an AI platform that aggregates personal health data from multiple sources and provides personalized wellness recommendations.

AI & Machine LearningHealthtechWellness & FitnessNew York City, US

Dave Zohrob(CEO)inHarish Agarwal(CTO)in

Co-investorsAliaksandr HudzilinEverywhere VenturesFounder CapitalLightspeed Venture PartnersPeterson Venture PartnersRebalance Earth+1 more

Norinorirobotics.comin𝕏Jun 2026

Nori Robotics manufactures household robots that autonomously handle domestic tasks like cleaning, organizing, and food preparation.

Advanced ManufacturingAI & Machine LearningHardwareRoboticsNew York City, US

Antonio Sitong Li(CTO)inAntonio Li(Founder)inDave Zohrob(Founder)inDave Zohrob Harish Agarwal(Founder)Harish Agarwal(Founder)inHarish Agrawal(Founder)

Co-investorsBrave CapitalE8 AngelsGaingelsGreat Wave VenturesPioneerRebalance Earth+2 more

Normalnormal.aiin𝕏Jun 2025

Normal is an applied research lab focused on AI for hardware design, providing data and evaluation methods to advance AI capabilities.

Advanced ManufacturingAI & Machine LearningDeep TechHardwareSan Francisco, US

Anson Yu(CEO)inHudhayfa Nazoordeen(Founder)inAntonio Martinez(Founder)Faris Sbahi(Founder)Matthias Tan(Founder)

Co-investorsArcTern VenturesBase Case CapitalDrive CapitalFirst Spark Ventures, LlcGolden VenturesMichael Chen+3 more

Norranorra.ioinSep 2025

Norra provides an asset management platform for skilled nursing facilities using proprietary physical trackers to monitor medical equipment location, maintenance status, and usage.

AI & Machine LearningHardwareHealthtechIoTLogistics & Supply ChainSaaSSan Francisco, US

Ben Rubin(CEO)inYining Zhang(CTO)in

Co-investorsBlast.ClubTeam IgniteWefunder

Northbynorth.comJan 2013Acquired

Thalmic Labs manufactures wearable armbands that detect electrical muscle signals to enable wireless control of computers and mobile devices.

ConsumerHardwareKitchener, CA

Stephen Lake(CEO)inMatthew Bailey(Founder)inAaron Grant(Founder)Daniel Choi(Display Hardware Engineer)Tak Alguire(Manufacturing Quality Coop)in

Co-investorsAcequia Capital (AceCap)Creative Destruction Lab (CDL)First Round CapitalFormation GroupFundersClubGarage Capital+4 more

Northwindnorthwindskin.comin𝕏Jan 2022Defunct

Northwind operates a telemedicine platform connecting patients with dermatologists for diagnosis and treatment of chronic skin conditions including psoriasis and atopic eczema, offering customized treatment plans and a line of proprietary topical medications with ongoing follow-up care.

HealthtechLos Angeles, US

Johannes Vermandois(Founder)in

Co-investorsBonnier CapitalGlobal Founders CapitalGoodwater CapitalH. BartonMain Street CapitalSixth Street+1 more

NOSO LABSnoso.soinJun 2025

NOSO Labs develops AI agents that assist field technicians in the home services industry by improving diagnostic capabilities and identifying sales opportunities during service calls.

Advanced ManufacturingAI & Machine LearningSan Francisco, US

Winston Chi(CEO)inAlex Xi(CTO)Alex X.(Founder)in

Co-investorsAsylum VenturesMaiora Rebel VenturesRebel FundBasis Set Ventures

Notabenenotabene.idin𝕏Jun 2020

Notabene provides compliance and regulatory technology for crypto businesses and financial institutions, helping them meet regulatory requirements like the FATF Crypto Travel Rule through real-time screening, sanctions checks, and wallet identification.

Crypto & Web3CybersecurityEnterprise SoftwareFintechNew York City, US

Pelle Braendgaard(CEO)inAndres Junge(Founder)inAnia Lipinska(Founder)inAlice Nawfal(Founder)inCalvin K(Head of People Operations)Sacha Lowenthal(Head of Marketing)

Co-investorsBlockchain CoinvestorsDigital Currency GroupF-Prime CapitalGaingelsNextBlockParaFi Capital+17 more

Notable Labsnotablelabs.comin𝕏Jan 2015

Notable Labs operates an automated laboratory that tests combinations of existing drugs against individual patients' blood cancer cells to identify effective treatment options for patients whose cancers have become resistant to standard therapies.

BiotechHealthtechMedical DevicesSan Francisco, US

Matthew De Silva(CEO)inPete Quinzio(Founder)inConnor Warnock(Senior Engineer)Van Duesterberg(Science Consultant)Omid Karkouti(Vice President of Business Development)Scott Patterson(Vice President of Engineering)

Co-investors11.2 CapitalAlumni VenturesBuilders VCFundersClubGaingelsHemisphere Ventures LLC+30 more

Notebook Labsnotebooklabs.xyz𝕏Jun 2022Defunct

Notebook Labs provides zero-knowledge identity verification for Web3, allowing users to prove personhood and aggregate credentials across wallets while maintaining anonymity.

Crypto & Web3Enterprise SoftwareSan Francisco, US

Nathaniel Masfen-Yan(Founder)inSolal Afota(Founder)inDhruv Mangtani(Founder)in

Co-investorsAbstract VenturesBain Capital CryptoNFXPioneerSoma CapitalVery Serious Ventures

Notifonotifo.comJan 2010Defunct

Notifo provides a platform and mobile application that enables websites and services to send notifications to users on iPhone, with plans to expand to other mobile platforms.

Developer ToolsEnterprise SoftwareSan Francisco, US

Chad Etzel(Founder)Paul Stamatiouin

Notionlyticsnotionlytics.comin𝕏Feb 2025 · $4.2M

Notionlytics provides analytics and feedback tools for Notion pages, helping teams understand content usage and gather audience insights across company wikis, knowledge bases, and shared documents.

Developer ToolsSaaS

Co-investorsSouthern AngelsInitialized Capital

Nototonototo.app𝕏Jun 2020Defunct

Nototo is a spatial workspace that lets users organize information across a single map interface.

Enterprise SoftwareFuture of WorkVancouver, CA

Chen Wang(Founder)inAusta Jiang(Founder)in

Nottenotte.ccin𝕏Jun 2025

Notte provides browser infrastructure and APIs for AI agents and automations to interact with websites and web applications.

AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise SoftwareSan Francisco, US

Andrea Pinto(CEO)inLucas Giordano(CTO)in

Co-investorsDigital Currency GroupTranspose Platform Management2100 VenturesBlast.ClubGalion.exeKima Ventures+4 more

Nourishnourish.comin𝕏Jan 2021

Nourish provides personalized medical nutrition therapy and patient education focused on long-term behavior change.

Digital HealthHealthtechWellness & FitnessNew York City, US

Aidan Dewar(Founder)inStephanie Liu(Founder)inSam Perkins(Founder)inStaci Ketchum Cross(Executive Officer)Ana Major(Talent Acquisition Lead)Leah Nida(People \u0026 Talent Manager)

Co-investorsFLATIRONAtomicoBoxGroupElysium VenturesG SquaredHumba Ventures+11 more

Nous Researchnousresearch.comin𝕏Oct 2026 · $90M

Nous Research develops and trains open source language models and builds infrastructure for distributed AI training.

AI & Machine LearningData & InfrastructureDeveloper Tools

Jeffrey Quesnelle(Founder)inJeffrey Quesnelle Karan Malhotra(Founder)Karan Malhotra(Founder)Ryan Teknium(Founder)Shivani Mitra(Founder)

Co-investorsBreedCollab+CurrencyFactionForerunner VenturesFuture Back VenturesMozilla Ventures+14 more

Novanova.aiJan 2016Acquired

Nova provides sales pipeline management software that uses AI to recommend prioritized actions for sellers and tracks customer flow and revenue across the sales organization.

AI & Machine LearningEnterprise SoftwareSales TechSan Francisco, US

Will Dinkel(Founder)inBryan Pirtle(Founder)in

Co-investorsAccelChemistryConviction

Novanovahq.comin𝕏Jun 2018Acquired

Nova provides software for deal management and data sharing in private markets, serving investors and financial professionals.

FintechSaaSDallas, US

Pradyuman Vig(CEO)inBryan Pirtle(Founder)inWill Dinkel(Founder)inIan MacalinaoJeffrey Tong(Advisor)inKate Mellinger(Head of Revenue)

Co-investorsBusiness Growth FundCoinbase VenturesGV (Google Ventures)Terrence YangUtopian VenturesAccel+15 more

Nova Creditnovacredit.comin𝕏Jun 2016

Nova Credit aggregates global credit bureau data, bank transaction data, and payroll information to help lenders assess borrowers and provide fairer access to credit for underserved populations including international newcomers, gig workers, and others traditionally excluded from the financial system.

Data & InfrastructureEnterprise SoftwareFintechNew York City, US

Misha Esipov(Board Member; Co-Founder and CEO)inLoek Janssen(Advisor at large)inNicky Goulimis(Founder)Catherine Jue(Implementation R\u0026D)inAnnie Shin(Engineering Manager)Michael Vobejda(Software Engineering Intern)

Co-investorsGeneral CatalystKleiner PerkinsA-Rod CorpAvid VenturesBallistic VenturesBetter Tomorrow Ventures+26 more

Nova Labshelium.comin𝕏

Helium operates a decentralized wireless network where individuals and businesses host small devices called Hotspots to provide cellular connectivity and earn HNT cryptocurrency.

Crypto & Web3

Amir Haleem(Founder)Sean Carey(Founder)Shawn Fanning(Founder)Shishir Jakati(Founder)inZach Witzel(Founder)in

Co-investors10T Funda16z cryptoAlpha Square GroupAlumni VenturesAndreessen HorowitzBlueYard Capital+29 more

Novaflownovaflowapp.comin𝕏Jun 2025acquired by Corob

NovaFlow is an AI-powered data analysis platform that automates bioinformatics workflows for life science researchers and biotech labs, transforming raw experimental data into publication-ready results in minutes using large language models and validated computational pipelines.

AI & Machine LearningBiotechHealthtechSaaSSan Francisco, US

Aman Agarwal(CEO)inAmulya Balakrishnan(CEO)inLogan Beharry(Founding Engineer)Ashwini Balakrishnan(Founding Engineer)

Co-investorsFundersClubGGrisePhosphor CapitalTwenty Two VenturesWefunder

Novaflownovaflow.ai

NovaFlow is a computational biology platform that runs automated scRNA-seq, bulk RNA-seq, and multi-omics pipelines from raw data to publication-ready results without requiring coding.

AI & Machine LearningBiotechSaaS

Amulya Balakrishnan(Founder)in

Novatrnovatr.comin𝕏Jun 2021

Novatr delivers online cohort-based courses for architects, engineers, and designers seeking to develop professional skills, with instructors from major firms like Autodesk, BIG, and Google.

EdTechGurugram, IN

Harkunwar Singh(Founder)inVipanchi Handa(Founder)inChaithanya Murali(Founder)inMehul Kumar

Co-investorsPowerhouse VenturesSoma CapitalHarvard Management Company

Noveltrynovel.comin𝕏Jun 2020

Novel provides U.S. business banking services to international entrepreneurs, including multi-currency accounts and cross-border payment capabilities across 140+ currencies.

FintechSaaSMinneapolis, US

Aldrin Clement(Founder)inPaul Clement(Founder)

Co-investorsNeer Venture PartnersAltaclub VCAltaIR CapitalCraft VenturesFlexpoint FordFoundation Capital+7 more

Novelcarenovel.careinJan 2023

Novel Care accelerates the development and deployment of new medical treatments by bringing together clinicians, technologists, and designers.

AI & Machine LearningBiotechDigital HealthHealthtechNew York City, US

Ethan Bond(Founder)inJason Marmon(Founder)in

Co-investorsCrosstimbers Capital GroupForward Deployed VCLerer HippeauLombardstreet VenturesOriginal CapitalPalumni VC

Novoflownovoflow.ioinApr 2025

Novoflow provides a patient cancellation and no-show recovery system that integrates with existing EHR platforms to automatically identify, match, and contact patients to reschedule missed appointments.

HealthtechSan Francisco, US

Mathieu Rihet(CEO)inGeorges Casassovici(CTO)inCaleb Yohannes(Founding Engineer)

Co-investorsMultifaceted CapitalAndreessen HorowitzMetsu CapitalN+1 CapitalStandard Partners Management

Nowadaysnowadays.aiinJun 2023 · $2M

Nowadays is an AI-powered platform for corporate event planning that handles tasks from venue sourcing to budget management.

AI & Machine LearningEnterprise SoftwareLogistics & Supply ChainSaaSSan Francisco, US

Anna Sun(Founder)inAmy Yan(Founder)inAnthony Puterman(Cofounder)Justin Tidwell(Cofounder)inDominik Grabinski(Executive Officer, Director)Max Elder(Director)

Co-investorsThe E14 FundBasis Set VenturesBeyond ImpactCornucopian Capital ManagementDecacorn CapitalFAST — by GETTYLAB+9 more

NowHousenowhouse.ioJan 2024

NowHouse provides instant trade settlement technology for stock brokerages.

AI & Machine LearningFintechSaaSNew York City, US

Nowmovnowmov.comJan 2010Acquired

Nowmov delivers a continuous feed of videos tailored to each user's interests, social connections, and global trending topics.

ConsumerMedia & EntertainmentSan Francisco, US

David Kelso(Founder)inThomas Pun(Founder)inJames Felix Black(Founder)

Co-investorsCRV (Charles River Ventures)Felicis VenturesSound VenturesSV AngelTomorrowVenturesUncork Capital+1 more

Nowportsnowports.comin𝕏Jan 2019 · $16M

Nowports is a digital freight forwarder that simplifies international trade in Latin America by offering air, sea, land, and multimodal cargo transportation alongside financing, insurance, and centralized logistics management through a single platform.

B2B MarketplacesEnterprise SoftwareFintechLogistics & Supply ChainMexico City, MX

Alfonso de los Rios Villareal(CEO)inMaximiliano Casal(Founder)inAlfonso De los Rios(Founder)inAlfonso de los Ríos(Founder)

Co-investorsFoundation CapitalInvestoMONASHEESMouro CapitalPartech VenturesPlexo Capital+18 more

Nox Metalsnoxmetals.coin𝕏Pre-Seed · Jun 2025 · $5M

NOX operates AI-powered metal manufacturing facilities that provide cut-to-spec metal products to American manufacturers with quote and delivery times measured in milliseconds rather than days.

Advanced ManufacturingAI & Machine LearningDeep TechRoboticsDetroit, US

Zane Hengsperger(CEO)inJack Bookey(Product Manager)Walker McHugh(MTS)

Co-investors640 OxfordAlumni VenturesAnorak VenturesMana VenturesOperator CollectiveThe Council+16 more

Noyanoya.coin𝕏Jan 2021Defunct

Noya converts existing industrial equipment such as cooling towers into carbon dioxide capture systems, lowering the initial investment and deployment time required for direct air capture operations.

Advanced ManufacturingClimate TechSan Francisco, US

Josh Santos(Founder)inDaniel Cavero(Founder)inJoshua Santos-Heard(Co-Founder & CEO (Chief Carbon Removal Officer))Daniel Cavero Rodriguez(Co-Founder & CTO)Sara Riedl(Head of People)

BoardAndrew Clare(Director)in

Co-investorsFifty YearsKayak VenturesLowercarbon CapitalOpen Opportunity FundSur VenturesUnion Square Ventures (USV)+14 more

Noya Softwarenoya.ioin𝕏Jan 2023

Noya is a workspace platform that enables teams to embed, edit, and collaborate on files in real-time, with capabilities for automation, site launching, and integrations with third-party applications.

Cloud ComputingDeveloper ToolsEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Devin Abbott(Founder)inDavid Chen

Co-investorsPioneerAidenlair CapitalNJP AmberOasis CapitalSwan Venture FundVenture Investment Associates

Nozomionozomio.comin𝕏Jun 2025 · $6M

Nozomio develops AI products focused on improving how systems understand and maintain context in machine learning applications.

AI & Machine LearningConsumerDeveloper ToolsEnterprise SoftwareSan Francisco, US

Arlan Rakhmetzhanov(CEO)in

Co-investorsAbstraction CapitalBoxGroupEight CapitalLocalGlobeTranspose Platform Management20VC+14 more

nsavensave.comin𝕏Jun 2022

nsave provides financial services designed for underserved populations globally, focusing on secure accounts and financial inclusion.

FintechLondon, GB

Amer Baroudi(Founder)inAbdallah AbuHashem(Founder)inAmer Baroudi Abdallah AbuHashem(Founder)Edward YeeRebecca south(Founding recruiter)

Co-investorsPioneerSequoia CapitalTq Ventures LlcACE & CompanyBasis Set VenturesFounderful+5 more

Nuancednuanced.devin𝕏Jan 2024

Nuanced provides a desktop application where AI agents assist software developers by converting preliminary concepts into detailed specifications and maintaining involvement throughout the build process.

AI & Machine LearningConsumerDeveloper ToolsSan Francisco, US

Ayman Nadeem(CEO)inDylan John Drover

Co-investorsAlumni VenturesEight CapitalSterling RoadKleiner PerkinsLIONHEART VENTURESMaven Ventures+2 more

Nucleonucleoresearch.comin𝕏Sep 2025

Nucleo automates CT scan analysis for oncology care, providing AI-powered tools for tumor lesion sizing, body composition assessment, and lesion classification to support clinical workflows in hospitals.

AI & Machine LearningHealthtechMedical DevicesSan Francisco, US

Angelica Iacovelli(CEO)inLuca Pegolotti(CTO)inAngelica Iacovelli Luca Pegolotti(Founder)

Co-investors6th Man VenturesBain Capital CryptoLombardstreet Ventures

NuCypher (aka Threshold Network)threshold.networkin𝕏Jun 2016Defunct

Threshold Network is a decentralized protocol that enables Bitcoin to be used across multiple blockchain networks and financial markets through its tBTC token, facilitating lending, staking, trading, and yield-generation activities.

Crypto & Web3Enterprise SoftwareFintechAustin, US

MacLane Wilkison(CEO)inMichael Egorov(CTO)John Pacific(Engineer)Ravital Solomon(Cryptographer)Arjun Hassard(Product Lead)

Co-investorsCathay CapitalCollab+CurrencyCompoundDigital Finance GroupFusionReciprocal Ventures+21 more

NudgePadazure.comJun 2009Defunct

Microsoft Azure is a cloud infrastructure platform that provides datacenters, AI acceleration, and services to enterprises and developers globally, competing on scale and regional coverage.

AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSan Francisco, US

Breck YunitsBenjamin ZulaufCam Urban

Nuggetnugget.fmin𝕏Jan 2020Defunct

ConsumerMedia & Entertainment

Patrick Piemonte(Founder)inCraig Cannon(Founder)in

Co-investorsVentureSouqElysium Venture CapitalPioneerProductive VenturesSNAK Venture Partners

Null Labsn0labs.cominSep 2025

N0 Labs develops an open environment simulation platform that enables robotics and AI teams to accelerate robot development and testing by providing tools for perception and action systems.

Advanced ManufacturingAI & Machine LearningDeep TechDefense TechRoboticsSan Francisco, US

Kristopher Luo(CEO)inNiel Ok(CTO)in

Co-investorsOVO FundPalm Drive Capital

Nullstonenullstone.ioin𝕏Jan 2022

Nullstone provides a developer-focused platform for self-service cloud infrastructure management across multiple providers, eliminating the need for DevOps expertise.

Cloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSAtlanta, US

Brad Sickles(Founder)inScott Sickles(Founder)in

Co-investorsOne Management Company, LLC

Numennumen.cominJun 2023

Numen develops at-home cancer diagnostics and health data collection infrastructure using machine learning models to enable earlier intervention and improve patient outcomes.

AI & Machine LearningBiotechDigital HealthHealthtechMedical DevicesSan Francisco, US

Luca Springer(Founder)inThomas Carroll(Founder)inDominique Piché(Head of Assay Development)Taylor Walmsley-Eyre(CTO)Alisa Emag(Scientist III)Micaela Everitt(Senior Scientist)

Co-investorsAnkur CapitalAxilor VenturesTq Ventures LlcUrban Innovation

Numeralnumeral.comin𝕏Jan 2023 · $100M

Numeral provides a platform for sales tax and VAT compliance, helping e-commerce brands and SaaS companies register for and manage tax obligations across multiple jurisdictions.

E-commerceEnterprise SoftwareFintechSaaSSan Francisco, US

Matt DuVall(CTO)inSam Ross(Founder)inCamille Tyan(Founder)Edouard Mandon(Founder)Hichem Mâalmi(Founder)Jake Moffatt

Co-investorsFundersClubMantis CapitalMayfield FundSalesforce VenturesUncork CapitalW ventures+12 more

numericcal, inc.numericcal.com𝕏Jun 2018Defunct

Numericcal provides machine learning software for detecting anomalies, tracking assets, and managing workforce activities in automotive and manufacturing facilities, processing video and audio data across on-premises and cloud infrastructure to reduce operating costs.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Shaoyi Cheng(Founder)inranko sredojevic(Founder)in

Co-investorsBlue Bear Ventures

Numerion Labsnumerionlabs.aiin𝕏Jan 2015

Numerion combines drug discovery expertise with machine learning and computational chemistry.

AI & Machine LearningBiotechHealthtechMedical DevicesSan Francisco, US

Alex Levy(Founder)inIzhar Wallach(Founder)inSteve Worland(CEO)inPamela Tsuruda(VP, Biology)Mark Sabat(VP, Medicinal Chemistry)inKate Stafford(VP, Machine Learning)in

Co-investorsB Capital GroupB4 CapitalColorcon VenturesDCVC (Data Collective)Dolby Family VenturesNEXT Canada+12 more

Numeronumero.aiin𝕏Jan 2019

Numero is a donor database and fundraising platform designed for Democratic political campaigns and elected officials to manage campaign contributions.

Enterprise SoftwareFintechGovTechSaaSSan Francisco, US

Brian Forde(CEO)inKaran Jain(Founder)inSusie Keeler(Founder)inJason Pikoos(Founder)Karthik Ramamoorthy(Founder)Emily Samp(Software Engineer)

Co-investorsInitialized CapitalJHH vcSeven Seven SixTranspose Platform ManagementMiami Angels

Numidanumida.comin𝕏Jan 2022

Numida provides digital financial services including credit, savings, insurance, and payments to micro and small businesses in Africa.

FintechImpact & Social GoodSaaSKampala, UG

Mina Shahid(Founder)inCatherine Denis(Founder)inBen Best(Founder)

Co-investors4Di CapitalDotExe VenturesE4E AfricaPioneerSerena VenturesSoma Capital+6 more

NuMindnumind.aiin𝕏Jun 2022

NuMind provides a platform for building custom natural language processing models with applications in tasks like resume-to-job matching; the platform uses large language models to accelerate development workflows for data scientists, engineers, and analysts.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareBoston, US

Etienne Bernard(Founder)inSamuel Bernard(Founder)in

Co-investorsbig_betsFlybridge Capital PartnersPioneerAlicorn Venture PartnersAsymmetry VenturesCarya Venture Partners+1 more

Nuntiusnuntius.aiin𝕏Jun 2025Defunct

Nuntius builds tools to ensure AI models comply with specified constraints and behave reliably in commercial applications.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSan Francisco, US

Daniel Rupawalla(CEO)Abhijay Rana

Co-investorsAfore CapitalBoxGroupCRV (Charles River Ventures)Liquid VenturesMetsu CapitalSusa Ventures+1 more

Nuntius Therapeuticsnuntiustx.cominJan 2021

Nuntius develops programmable nanocarriers for drug delivery that can target tissues beyond the liver and utilize machine learning to optimize carrier performance.

AI & Machine LearningBiotechDeep TechHealthtechLondon, GB

Benita Nagel(Founder)inAlbert Kwok(Founder)in

Co-investorsBackedAsymmetry VenturesFoundersXHarvard Management CompanyNadav RosenbergUNCOMMON DENOMINATOR

nunu.ainunu.aiin𝕏Jan 2023

nunu.ai develops multi-modal AI agents designed to test, play, and simulate games for quality assurance and live player cooperation.

AI & Machine LearningConsumerGamingZH, CH

Jan Schnyder(Founder)inKyrill Hux(Founder)inNicolas Muntwyler(Founder)inKonstantin Wohlwendin

Co-investorsHartmann CapitalTIRTA VenturesA16Z SpeedrunAndreessen HorowitzAvlok CapitalBoost VC+5 more

NURXnurx.comin𝕏Jan 2016 · $60MAcquired

Nurx provides accessible and affordable medications and tests through a digital health platform designed for everyone.

Digital HealthDirect to ConsumerFemTechHealthtechWellness & FitnessNew York City, US

Edvard Engesaeth(Founder)inVarsha RaoinHans Gangeskar(CEO)Emily Le(Recruiting Coordinator)Lindsey Spice(Talent Acquisition Operations Manager)Tommy Koo(Product Designer)

Co-investorsAlumni VenturesComcast VenturesDreamers VCFifty YearsForeground CapitalGarage Capital+16 more

Nutrigenemynutrigene.comin𝕏Jan 2018Defunct

NutriGene publishes articles and guides about superfood supplements such as spirulina, chlorella, and moringa, covering their health, skin, and hair benefits.

ConsumerFoodTechMedia & EntertainmentWellness & FitnessSan Francisco, US

Min FitzGerald(CEO)inVan Duesterberg(CTO)

Co-investorsStartXCanoe Point CapitalVenture Investment Associates

Nuvocargonuvocargo.comin𝕏Jan 2018 · $20.5M

Nuvocargo provides software and services for cross-border freight management between the US and Mexico, targeting global brands and logistics companies seeking to improve efficiency in North American supply chains.

AI & Machine LearningEnterprise SoftwareLogistics & Supply ChainSaaSNew York City, US

Deepak Chhugani(CEO)inMohamed Ettaibi(Full Stack Engineer)Ismail MechbalSouhail LabouitiIvanTyler Puszewski

Co-investors37 AngelsALLVPAmador HoldingsBuenTrip VenturesClocktower VenturesDVC+27 more

Nxtcure Labsnxtcure.cominSep 2026

Nxtcure Labs operates an AI-based, full-stack contract research organization (CRO) that helps move therapeutics from discovery through to market, alongside a mobile platform that guides cancer patients through treatment.

BiotechHealthtechSan Francisco, US

Alessandro Hammond(CEO)inKeanu Clark(CTO)in

Nyckelnyckel.comin𝕏Jan 2022

Nyckel provides a hosted machine learning platform that lets users train custom classification and recognition models on their own data — including image, text, and other data types — for tasks requiring consistent, high-volume predictions.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSCA, US

Oscar Beijbom(Founder)inGeorge Mathew(Founder)inDan Ott(Founder)

Co-investorsCathexis VenturesKleiner PerkinsPeter Gao Capital LP

Oasiveoasive.aiinSep 2026

Oasive is a platform for bond investors that combines research, screening, analysis, valuation, and reporting to support buy and sell decisions, automating tasks typically handled by analyst teams.

FintechSan Francisco, US

Anaïs Howland(CEO)

Obento Healthgetobento.cominJun 2023

Obento offers a health-focused experience, though specific details about its service model, customer type, and industry positioning are not clearly stated on the visible page content.

AI & Machine LearningHealthtechMedical DevicesWellness & FitnessSan Francisco, US

Naxin Wang(Founder)inRodrigo Gutierrez

Obiaobia.ioin𝕏Sep 2026

Obia is a commercial real estate brokerage that uses AI to help businesses find, evaluate, and lease industrial and office space, handling property research, market-based negotiation, and move-in logistics.

PropTechSan Francisco, US

Obieobieinsurance.com𝕏Jun 2019Acquired

Obie provides landlord and investment property insurance for real estate investors and professionals.

InsurTechPropTechChicago, US

Aaron Letzeiser(Founder)inRyan Letzeiser(Founder)inEvan Arnold(Engineering)Curtis Jackson(CTO)Adam Tsouras(Head of Product)Kara Funk(Head of People Operations)

Co-investorsBattery VenturesBrick Mortar VenturesFoundation CapitalFundersClubHarmony PartnersMetaProp+12 more

Observaobserva.comJan 2021Defunct

Observa detects and alerts on unintended database exposures to help organizations identify and remediate data leaks before they're exploited.

CybersecurityEnterprise SoftwareSeattle, US

Rob Picard(Founder)inPaul Allan Swegle(Executive Officer)Hugh Howard Holman(Executive Officer, Director)Erik Eugene Chelstad(Executive Officer, Director)

Co-investorsUncommon Projects Capital Management

Observe.AIobserve.aiin𝕏Jan 2018 · $8M

Observe.AI builds an AI agent platform that enables businesses to deploy specialized autonomous agents to handle customer conversations, support frontline teams, and optimize contact center operations.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSSales TechSan Francisco, US

Swapnil Jain(CEO)inJithendra Vepa(Founder)inAkash Singh(Founder)Sharath Keshava Narayana(Founder)Natalie Abeysena(Product Manager)inSurender Singh(Program Manager)in

Co-investorsMenlo VenturesScale Venture PartnersNexus Venture Partners01 AdvisorsCommon OceanEMERGENT VENTURES+16 more

ObsessionDBobsessiondb.comin𝕏Sep 2026

ObsessionDB is a real-time data warehouse designed to store and query the large volumes of data generated by software and AI agents, built on a modified fork of ClickHouse to make large datasets queryable at lower cost.

Data & InfrastructureEnterprise SoftwareSan Francisco, US

Rafael Aviles(Founder/CEO)inMarc Leuthardt(Founder)in

Ochre Bioochre-bio.comin𝕏Jan 2020

Ochre Bio develops RNA therapeutics and drug discovery platforms targeting liver disease, combining proprietary human liver datasets with AI-driven causal prediction and human tissue validation models.

AI & Machine LearningBiotechHealthtechMedical DevicesLondon, GB

Quin Wills(Founder & CEO)inJack O'Meara(Founder)in

BoardChinwe UkomaduElaine SullivanEliot ForsterJack Castle

Co-investorsBackedBeast VenturesCoastCapEntrepreneur FirstExpaGaingels+18 more

OctaPulsetryoctapulse.comin𝕏Jan 2026

OctaPulse provides AI vision software that automates quality control tasks in fish hatcheries, including broodstock phenotyping and deformity detection, reducing inspection time from several minutes to under 30 seconds per fish.

Advanced ManufacturingClimate TechFrisco, US

Paul Grech(CEO)inRohan Singh(CTO)in

Co-investorsPioneerAg Startup Engine SeedBlast.ClubFounder CapitalPlaid Matrix

OctaveWealthoctavewealth.cominJun 2012

Octave Wealth provides low-cost retirement plans with bespoke investment solutions for employees and employers.

Enterprise SoftwareFintechHR TechSaaSSan Francisco, US

Rikin Shah(CEO)inJessie Li(VP of Business Development & COO)Dharmesh MalamBen Ogle(Engineering)inChris Roebuck(CTO)

OctiFioctifi.comin𝕏Jan 2021Acquired

OctiFi offers interest-free installment loans for Southeast Asian consumers buying furniture and home goods online.

FintechSingapore, SG

Ed Chin(Founder)inAmit Kumar(Founder)in

Co-investorsVentureSouqGlobal Founders CapitalHack VCLYVCNielsen Investments LPS28 Capital+1 more

Octopartoctopart.comin𝕏Jan 2007Acquired

Octopart provides a search and comparison platform for electronic components, delivering pricing, availability, and technical specifications data for millions of parts sourced from over 400 distributors and manufacturers.

Advanced ManufacturingB2B MarketplacesData & InfrastructureHardwareRoboticsNew York City, US

Sam Wurzel(CEO)inHarish Agarwal(CTO)inAndres Morey(Founder)in

Co-investorsFelicis VenturesOlima VenturesKleiner Perkins

Ocular AIuseocular.comin𝕏Jan 2024

Ocular builds data infrastructure and annotation services to encode human expertise into AI models across modalities and domains.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSan Francisco, US

Michael Moyo(CEO)inLouis Murerwa(Founder)in

Co-investorsAlumni VenturesMyAsiaVCBDMIDrive CapitalOrange Collective

Odaodastudio.aiin𝕏Jan 2020

Oda provides an AI-powered interior design tool that helps homebuyers and renters visualize and furnish spaces; it works with real estate platforms to display AI-generated room designs and directs users to shop for furniture and décor from multiple retailers.

AI & Machine LearningE-commerceEnterprise SoftwareMarketing TechLos Angeles, US

Ege Ozgirin(Founder)inMert Karakus(Founder)inNick Dangerfield(Executive Officer, Director)Joseph Saavedra(Executive Officer)Matt Hackett(Executive Officer, Director)Mine Kansu

Co-investorsNavitas CapitalCollective SparkGeometry Venture DevelopmentHuman CapitalJWass PT InvestorsSoftBank Group

Odaoda.com

Oda is an online grocery retailer offering a range of food and household products for delivery in Norway.

ConsumerE-commerceFoodTechRetail TechOslo, NO

Ege Ozgirin(Founder)inKarl Munthe-Kaas(Founder)Mert Karakus(Founder)in

Co-investorsAlliance VCAlliance VentureCNISkyfall VenturesSumma EquityKinnevik+3 more

Oddpooloddpool.comin𝕏Apr 2026Defunct

Oddpool provides a search engine and data API for prediction markets, aggregating market data, orderbooks, and trading signals across Kalshi and Polymarket.

Data & InfrastructureDeveloper ToolsEnterprise SoftwareFintechSan Francisco, US

Avi Arora(Founder)inRitesh Malpani(CEO)in

Co-investors6th Man VenturesN+1 CapitalRobinhoodTeam Ignite

OddsViewoddsview.comin𝕏Jan 2024

OddsView provides a platform for bettors to search across millions of real-time sports odds, identify favorable bets using tools like expected value and arbitrage detection, and view historical odds data in one interface.

ConsumerNew York City, US

Davis Tong(Founder)inAjay Koritala(Founder)inAkaash Patel(Founder)inAnthony Ter-Saakov(Founder)inHenri Zhang(Founder)in

Odekoodeko.comin𝕏Jun 2019

Odeko provides software and operational systems for independent food service businesses to compete with chain restaurants through cost optimization and margin improvement.

Enterprise SoftwareFoodTechLogistics & Supply ChainRetail TechSaaSNew York City, US

James Burkhardt(Founder)inDane Atkinson(CEO)inTom Hore(Chief Product Officer)inStephen Mar(Chief Legal & Administrative Officer)inTodd Sunsted(Executive Officer)Bernar Bekirov(Executive Officer)in

Co-investorsAlumni VenturesB Capital GroupB4 CapitalBoxGroupEmles Venture PartnersFirst Round Capital+29 more

Odiggoodiggo.xyzJan 2025

Odiggo is a B2B SaaS operations layer for auto shops, fleets, and mobility providers, offering scheduling, job routing, vendor SLA management, and AI diagnostics handoffs.

AI & Machine LearningLogistics & Supply ChainMobility & TransportationSaaSMountain View, US

Ahmed Omar(CEO)inAhmed Nasser(President and COO)Chaitanya Gharpure(CTO)Sully Chen(Chief Science Officer)

Co-investorsPlug and Play Ventures500 GlobalSEEDRA Ventures

Odigos Technologies Inc.odigos.ioin𝕏Jan 2023

Odigos Technologies uses eBPF-based technology to automatically generate distributed traces for applications without requiring code modifications or manual instrumentation.

Data & InfrastructureEnterprise SoftwareBoston, US

Ari Recht(Founder)inEden Federman(Founder)in

Co-investorsEight CapitalFirestreak VenturesVenture Guides Management, L.P.Mango CapitalSalesforce Ventures

Odinsavewithodin.com𝕏Jun 2019Defunct

Odin lets users collect and organize content—such as posts, text, and images—from various apps and websites, then display these collections in custom-designed spaces.

ConsumerMedia & EntertainmentSan Francisco, US

Cristina Bunea(Founder)inRadu Mazilu(Founder)inMaria Nicolae(Founder)inAlexandru EnacheJoseph Yeh(Software Engineer (Intern))in

Odouseodo.cominJun 2024

Odo is an AI-powered email assistant that monitors inboxes, identifies important messages, generates daily briefings, and drafts email replies that match the user's writing style.

AI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US

Yooni Ahn(CEO)inAndrew Wagner(CTO)inDan B.(Founder)

Co-investorsTranspose Platform ManagementCapitalize VCSpring FuturesZ Venture Capital

ODWENodwen.co.ininJun 2021

Odwen provides warehouse location discovery and reservation services for businesses across multiple sectors, enabling them to find, book, and monitor warehouse space in tier-1, tier-2, and remote locations in India.

Enterprise SoftwareLogistics & Supply ChainMarketplacesPropTechDelhi, IN

VIJAY ANAND BHAGAVATULA(Founder)in

Co-investorsFlucas VenturesKube VCNurture Venture PartnersSVQuadTechstarsAsymmetry Ventures+5 more

Odys Aviationodysaviation.comin𝕏Jun 2021

Odys designs and builds long-range, hybrid-electric VTOL aircraft for defense, logistics, and civil applications.

Advanced ManufacturingClimate TechDefense TechLogistics & Supply ChainSpace TechLos Angeles, US

James Dorris(Founder)inAxel Radermacher(Founder)inNatalie Estrella(Recruiter)Nima Bahrami(Argus Lead)Uwe Kiesewetter(Chief Engineer)Cole Galbraith(Test Engineer)

Co-investorsGaingelsGiant Ventures Global LlpOlive Tree CapitalOUTBOUND CAPITALSoma CapitalZillionize+13 more

Offbeastoffbeast.cominJan 2022

Offbeast manufactures plant-based whole-cut steaks using a proprietary fiber-alignment technology to achieve texture comparable to conventional meat products.

Climate TechConsumerFoodTechNew York City, US

Insa Mohr(Founder)inJochen Mueller

Co-investorsCollaborative FundGlobal BrainLever VCAgFunderClear Current CapitalGood Startup+3 more

OffDealoffdeal.ioin𝕏Jan 2024

OffDeal is an AI-powered investment bank that provides M&A advisory services to small business owners seeking to exit their businesses.

AI & Machine LearningEnterprise SoftwareFintechNew York City, US

Ori Eldarov(CEO)inAlston Lin(CTO)inJacob Glassman(Growth)Varun Agarwal(Investment Banking)

Co-investorsCentre Street PartnersMaiora Rebel VenturesRadical VenturesRebel FundRed Swan Ventures

OfficelyinJun 2017

Tempa is a paid advertising agency that runs short-term ad campaigns on Meta, LinkedIn, and Google for early-stage startups.

AdTechEnterprise SoftwareMarketing TechSaaSLondon, GB

Max Shepherd-Cross(CEO)inRich Turnbull(CTO)inPete Turnbull(CTO)Nicole Maltrotti(Marketing Lead)

Co-investorsASDF VenturesCalm/Storm VCSCM Advisors

Officelygetofficely.comin

Officely provides visibility and coordination tools for hybrid and flexible teams, showing which employees are working in the office each day through calendar integration and notifications.

Enterprise SoftwareFuture of WorkHR TechSaaS

Max Shepherd-Cross(Founder)inRich Turnbull(Founder)in

Co-investorsTen13

Offstreamuseoffstream.comin𝕏Jun 2024

Offstream provides compliance software to help organizations efficiently manage carbon reduction efforts and fund allocation within the energy transition sector.

Climate TechData & InfrastructureEnterprise SoftwareSaaSDenver, US

Varsha Ramesh Walsh(CEO)inZach Janicki(CTO)in

Co-investorsCollaborative FundCool Climate CollectiveEight CapitalFundersClubMission One CapitalBatch Ventures+3 more

OfOneof.oneinJan 2023Acquired

OfOne provides human-centric technology solutions for restaurant operators, enabling them to improve business performance while enhancing customer and worker experiences.

AI & Machine LearningEnterprise SoftwareFoodTechSaaSSan Francisco, US

Will Edwards(Founder)inAdam Proschek(Founder)inCeena Modarres(Head of AI/ML)Michael Svoren(Founding Engineer)Pranav Bachu(Founding Engineer)

Co-investorsCorrelation VenturesGaia VenturesSignalFireAidenlair CapitalBraewick HoldingsCaladan+2 more

OhLifeohlife.comJun 2008Defunct

OhLife operates an email-based journaling service that prompts users daily and stores their responses in a personal journal archive.

ConsumerMedia & EntertainmentSan Francisco, US

Shawn Gupta(Founder)Reman Child

Ohmgetohm.comJun 2015Defunct

Ohm makes a device that automatically manages car battery power, shutting off when the battery reaches critical levels and reactivating when the engine starts, preventing users from being stranded due to accidental battery drain.

Advanced ManufacturingClimate TechSan Francisco, US

Hunter Scott(Founder)Alex Trimm(Founder)in

Ohmohm.aiinJan 2023 · $4M

Ohm provides an AI platform that helps hardware engineering teams accelerate product development, testing, and validation for complex physical products including electric vehicles, batteries, and wearables.

Advanced ManufacturingAI & Machine LearningDeep TechHardwareSan Francisco, US

Penelope Jones(Founder)inAlex Trimm(Founder)Hunter Scott(Founder)Jin PanAlpha LeeinColin Chung(Software Engineer)

Co-investorsCollaborative FundGiant Ventures Global LlpUrban InnovationAidenlair CapitalClimate CapitalGoodFin Ventures+1 more

Ohmic Biosciencesohmicbiosciences.comin𝕏Jun 2023

Ohmic Biosciences develops engineered proteins and synthetic biology solutions to address diseases in crops.

Advanced ManufacturingAgTechBiotechClimate TechSan Francisco, US

PJ Steiner(Founder)inMatthew Bedewitz(Founder)in

Co-investorsCollaborative FundClimate CapitalHydrocarbon Minerals 4Mesia Ventures

Oicooico.com.brinJun 2020Defunct

Oico operates a B2B marketplace that consolidates construction material purchasing for large contractors in Brazil, handling orders, deliveries, and payments from multiple suppliers through a single platform.

Enterprise SoftwareMarketplacesSaaSSão Paulo, BR

Pedro Rocha(Founder)inPedro Dellagnelo(Founder)inPedro Pacheco(Vice President Eng)

Co-investorsCapria VenturesFJ LabsCSN Inova VenturesMAYA Capital VenturesValor Capital Group

Okaniokani.carein𝕏Jun 2021

Okani offers a subscription-based healthcare service in Mexico that provides digital primary care through chat and app-based consultations, then coordinates access to secondary care from physicians, labs, pharmacies, and clinics for patients who typically pay out-of-pocket for medical services.

HealthtechWellness & FitnessMexico City, MX

Jose Akle(Founder)inRomario LópezHelena Arzabala

Co-investorsGoodwater CapitalHarvard Management CompanyVenture Investment Associates

Okayokayhq.comin𝕏Jan 2020Acquired

Enterprise SoftwareFuture of WorkSan Francisco, US

Tomas Barreto(Founder)inAntoine Boulanger(Founder)inSarah Wada(Software Engineer)Kevin Greenan(Software Engineer)

Co-investorsIrregular ExpressionsKleiner PerkinsCoyote VenturesSequoia Capital

OkCreditokcredit.inin𝕏Jun 2018

OKCredit provides digital bookkeeping and collections management software for small retailers and traders, enabling invoice tracking, customer credit management, and payment reminders via SMS and WhatsApp.

FintechRetail TechSaaSBengaluru, IN

Gaurav Kumar(Founder)inHarsh Pokharna(Founder)inAditya Prasad(Founder)inGaurav Kunwar(Founder)inSriyansh Srivastava(Software Engineer)inVijay Kiran(Senior Manager - HR \u0026 TA)

Co-investorsLightspeed India PartnersLightspeed Venture PartnersSinai Capital PartnersVentureSouqDST GlobalMorningside Group+3 more

Okiokihome.aiinJan 2025

Oki Home is a local AI device that stores photos, files, and personal data on-device while providing conversational AI capabilities for tasks like meeting scheduling and information retrieval.

AI & Machine LearningConsumerDeveloper ToolsEnterprise SoftwareHardwareSaaSSan Francisco, US

Luofei Chen(CEO)inAayush Tyagi(CTO)in

Okibiokibi.aiin𝕏Jun 2025

Okibi generates typed command-line interfaces (CLIs) from software code repositories using AI, making code executable and agent-friendly.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Mahyad Ghassemi(CEO)inSaurav Mitra(CTO)in

Co-investorsPioneerTRAC (Third Round Analytics Capital)Batch VenturesBlast.ClubCalm VenturesCRV (Charles River Ventures)+3 more

Oktetookteto.comin𝕏Jan 2019

Okteto is a developer platform that enables teams to develop cloud-native applications by moving development and preview environments into the cloud.

AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Ramiro Berrelleza(Founder)inPablo Chico de Guzman(CTO)inRamon Lamana(Founder)inRamiro Antonio Berrelleza Perez(Executive Officer, Director, Promoter)Ashlynn Pericacho(Head of Marketing)Leandra Sivess(Head of People)

Co-investorsMAGIC FundRoot Ventures Manager, LlcUncorrelated VenturesAgrolimen VenturesHaystackLimited Ventures+4 more

OlaClickolaclick.comin𝕏Jan 2021

OlaClick provides a point-of-sale and delivery management platform for restaurants, including AI-powered menu creation, order management, and loyalty programs.

ConsumerFoodTechRetail TechSaaSLima, PE

Carol Riboud(Founder)inUlysse Lichtle(Founder)inJose RICO(Founder)inKarol Riboud(Founder)Morgan Zysman(CTO)Juan Gobbi(Marketing manager)

Co-investorsCapria VenturesFirst Check VenturesGradient VenturesMSA NovoPosition VenturesAC Ventures+16 more

Olam Labsolamlabs.aiin𝕏Jun 2026

Olam Labs builds multiplayer game environments — such as no-limit Texas hold'em, Risk-style conquest, Codenames-style word deduction, and market simulations — to study how AI agents negotiate, socialize, and compete alongside humans.

AI & Machine LearningDeep TechEnterprise SoftwareGamingSan Francisco, US

Om Buddhdev(CEO)inshreshth sharma(CTO)in

Co-investorsSurgePoint AngelTranspose Platform ManagementVela PartnersAV CapitalBlast.ClubFord Street Ventures+4 more

Olarkolark.comin𝕏Jun 2009

Olark provides live chat software that enables businesses to communicate with customers in real time.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSSan Francisco, US

Ben Congleton(CEO)inMatt Pizzimenti(CTO)inRoland Osborne(Vice President Product |)Zach SteindlerAndrew Fayad(Client Development Consultant)

Co-investorsAgrolimen Ventures

Oleoleshop.cominJan 2022Defunct

Ole offers an app-based fashion delivery service that lets customers try clothes at home while a driver waits, keeping only desired items and returning unwanted pieces immediately.

ConsumerE-commerceTel Aviv-Yafo, IL

Alon Hendelman(Founder)inGal Aharon(Founder)in

Co-investorsAI GlobalGoodwater CapitalICT CapitalLight Raysimple.capitalZell Capital

Olio Labsoliolabs.coinJun 2023

Olio Labs develops drug combination therapies using machine learning to identify treatments that target multiple interacting proteins simultaneously, with initial candidates focused on obesity treatment.

BiotechHealthtech

David Tingley(Founder)inTom Roseberry(Founder)inTim Krausz(Lead Research Engineer)

Co-investorsOverwater Ventures LlcPioneerSciFoundersScrum VenturesZAKA VC

Olivefromolive.cominJan 2025

Olive is an AI tool that connects to a company's database or data warehouse, understands the schema, and builds and deploys production-ready business intelligence dashboards and tools from natural-language descriptions.

AI & Machine LearningData & InfrastructureEnterprise SoftwareHR TechSaaSSan Francisco, US

Bardia Safari(CEO)inShrey Gupta(CTO)inShailesh Gupta(Founder)in

Co-investors1984 Ventures Management, LlcAscension VenturesDrive CapitalGeneral CatalystGlobal BrainHashed+5 more

Ollamaollama.comin𝕏Jan 2021 · $65M

Ollama provides a platform for building with and running open-source language models locally and in the cloud.

AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwarePalo Alto, US

Jeffrey Morgan(Founder)inMichael Chiang(Founder)inManning Fisher(Design Lead)Patrick Devine(CTO)

Co-investors49 Palms VenturesAngel Collective Opportunity FundEssence Venture CapitalGTMfundLeonis CapitalNext Legacy Partners+12 more

Olympian Motorsolympianmotors.comin𝕏Jan 2022

Olympian Motors designs and manufactures electric vehicles with minimalist aesthetics and sustainable materials, targeting entrepreneurs and creative professionals.

Advanced ManufacturingCleantechClimate TechHardwareMobility & TransportationNew York City, US

Jasmine Sungu(Founder)inEren Canarslan(Founder)in

Co-investorsCollaborative FundTechstarsClimate CapitalSoma Capital

Oma Careomacare.cominJan 2024

Oma Care provides a platform that compensates caregivers for caring for their loved ones, addressing the caregiver experience.

HealthtechSaaSNew York City, US

Arianna Galbraith(CEO)inJames Galbraith(CTO)inAshley Privette

Co-investorsFirst Round Capital

Omada AIomada.ai

Omada is an AI-powered marketing platform that automates organic growth for local businesses through social media management, Google Business Profile optimization, content creation, and lead capture without requiring paid advertising.

AI & Machine LearningMarketing TechSaaS

Andrew Miller (Mounier)(Founder)in

Co-investorsaMoonCrosslink CapitalHubSpot VenturesMotier VenturesBlumberg CapitalFoundersX Ventures+1 more

Omantaomanta.comin𝕏Jun 2026

Omanta provides personalized scientific research support for complex disease cases, assigning PhD-level teams to build detailed molecular profiles from a patient's genomic, RNA, and protein data.

AI & Machine LearningBiotechDigital HealthHealthtechSan Francisco, US

Alfredo Gonzalez(CEO)inRanad Humeidi(Founder and Chief Scientific Officer)in

Co-investorsAct One VenturesBlast.ClubBroom VenturesFounders FactoryMetsu CapitalOutliers VC+2 more

OMG Digitalomgdigitalinc.comJun 2016 · $1.1M

An educational resource platform that teaches users how to craft effective prompts for AI image generation tools like Midjourney, DALL·E, and Stable Diffusion.

AI & Machine LearningConsumerCreator EconomyEdTechMedia & EntertainmentAccra, GH

Jesse Ahin(Founder)

Co-investorsComcast VenturesFrialeKima VenturesMacro VenturesRhenium VenturesSoma Capital+1 more

OMGPopomgpop.comJun 2006Acquired

OMGPOP develops multiplayer games distributed across social networks, mobile platforms, and its own website.

ConsumerGamingNew York City, US

Charles Forman(CEO)inAdam Bouhenguel(Advisor)in

Co-investorsBessemer Venture PartnersMillennium New HorizonsTrebuchet PartnersBetaworks Ventures Management, LlcSpark Capital

Omnaraomnara.comin𝕏Jun 2025

Omnara provides an open-source platform for deploying, running, and managing AI agents through a unified API, available both as a self-hosted solution and managed cloud service.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Ishaan Sehgal(CEO)inKartik Sarangmath(CTO)inIshaan Sehgal Kartik Sarangmath(Founder)

Co-investorsPioneerHeavybitPeak XV Partners

Omniaddomni.cominJun 2020Acquired

Omni is a browser extension that helps sales and support teams quickly access current internal information by integrating with existing knowledge sources and surfacing relevant answers during their work.

AI & Machine LearningEnterprise SoftwareFuture of WorkSan Francisco, US

Akshay Ramaswamy(Founder)inAndrew Chang(Founder)inChetan Rane(Founder)inChris Merrick(Founder)Colin Zima(Founder)Jamie Davidson(Founder)

Co-investorsSoma CapitalTheory VenturesArtesianAurumBoxGroupCPT Capital+16 more

omnidockomnidock.cominJun 2024

Omnidock provides a platform that enables brands and manufacturers to sell across multiple online marketplaces by serving as the merchant of record, automatically listing their products on eligible platforms and processing transactions.

Enterprise SoftwareSaaSBerlin, DE

Shayan Zakerzadeh(CEO)inSebastian Rödling(CTO)inShayan Zakerzadeh Sebastian Rodling(Founder)Christian Kohrs

Co-investorsāltitudeBatch VenturesHV Capital

Omnirefomniref.cominJan 2015Defunct

A platform where programmers can collectively annotate and document code snippets with questions, comments, references, and external resources.

Developer ToolsEnterprise SoftwareSan Francisco, US

Tim Robertson(CEO)Montana Low(CTO)in

Omnisioomnisio.comJan 2008Acquired

Omnisio provided tools for annotating videos from across the web and marking their internal structure, along with a feature to synchronize presentation slides with video playback.

ConsumerMedia & EntertainmentAtherton, US

Julian Frumar(User Experience Director)inRyan Junee(CEO)inSimon Ratner(CTO)in

Omnistrateomnistrate.comin𝕏Jan 2023

Omnistrate provides a platform that abstracts infrastructure complexity to enable software and agent distribution across multiple channels and clouds.

AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Kamal Gupta(Founder)inAlok Nikhil(Founder)in

Co-investorsAbstract VenturesEastlink Capital PartnersMaiora Rebel VenturesPioneerRebel FundUncorrelated Ventures+3 more

OmniVirtomnivirt.comJun 2012Acquired

OmniVirt operates an advertising platform that delivers immersive 360-degree video content to brands and publishers, accessible on smartphones, tablets, and websites without requiring app downloads or headset hardware.

Enterprise SoftwareMarketing TechSan Francisco, US

Brad Phaisan(CEO)inSimon Tisminezky(CEO)Dogan Berktas(Founding Engineer)

Co-investorsWonder VenturesAndreessen HorowitzGeneral CatalystSV Angel

Omoi (formerly Azuki)omoi.comin𝕏Jan 2022

Omoi is a digital subscription service for reading licensed manga across multiple genres and publishers.

ConsumerCreator EconomyMedia & EntertainmentSan Francisco, US

Abbas Jaffery(Founder)inAdela Chang(Founder)inEvan Minto(Founder)inKrystyn Neisess(Founder)inKen Urata(Founder)in

Co-investorsCoyote VenturesGoodwater CapitalPerpetua Investment Group

Onboard.ioonboard.ioin𝕏Jan 2022

Onboard is a software platform for post-sale teams to manage customer onboarding workflows and timelines centrally.

Enterprise SoftwareFuture of WorkSaaSDetroit, US

JD Epstein(Founder)inWill Stevenson(Founder)inJeffrey Douglas(Founder)in

Co-investorsDetroit Venture PartnersFounders First Capital PartnersInvest DetroitKepple Africa VenturesLudlow VenturesNextView Ventures+4 more

Oncoboxoncobox.cominJun 2017

Oncobox provides genetic profiling of tumor samples to help oncologists select the most likely effective drug from existing targeted cancer therapies for individual patients with advanced cancer.

Digital HealthHealthtechMedical DevicesWalnut, US

Andrew Garazha(CEO)inAnton Buzdin(CSO)in

Co-investorsKhosla Ventures

OnDeck AIondeckai.comin𝕏Jun 2025

OnDeck develops video understanding technology for enterprise customers, leveraging vision language models grounded in real data to enhance reliability beyond standard off-the-shelf approaches.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSaaSVancouver, CA

Alexander Dungate(CEO)inSepand Dyanatkar(CTO)inJustin Chan(Founding Engineer)Elliott Piercy(ML Engineer)Lucy Gordon(Operations Lead)

Co-investorsGV (Google Ventures)MaC Venture CapitalPanache VenturesRRE VenturesSapphire Ventures468 Capital+5 more

One Codexonecodex.comin𝕏Jun 2014Acquired

One Codex provides microbiome sequencing data analysis and reporting software for academic labs, biotechnology companies, and clinical laboratories.

BiotechData & InfrastructureHealthtechBoston, US

Nick Greenfield(Founder)inNik Krumm(Science Consultant)Brett CamardaVincent Prouillet(Engineering)

Co-investorsDCVC (Data Collective)Healthy VenturesMount Pleasant VenturesHealthX VenturesPalm Drive Capital

One Degree1degree.orgin𝕏Jan 2014

One Degree is a 501(c)(3) non-profit that operates a free platform enabling users to search for and discover social services and resources in their area.

GovTechImpact & Social GoodSan Francisco, US

Rey Faustino(CEO)inEric Lukoff(CTO)

One Monthonemonth.comin𝕏Jun 2013Defunct

One Month offers online courses in computer programming, coding, and business skills, including Ruby, Rails, Python, JavaScript, and project management.

Developer ToolsEdTechNew York City, US

Mattan Griffel(CEO)inChris Castiglione(Founder)in

Co-investorsFundersClubAndreessen HorowitzAvlok CapitalGeneral CatalystMaverick VenturesSinovation Ventures+5 more

One Robotonerobot.ioinJan 2026

One Robot builds simulation environments with world models that enable robotics teams to train manipulation policies faster by learning physics and visuals from real robot experience, reducing reliance on physical hardware during development.

Advanced ManufacturingAI & Machine LearningDeep TechRoboticsSan Francisco, US

Hemanth Sarabu(CEO)inElton Shon(CTO)inRegina O'Connor(Recruiter)

Co-investorsAccelAmino CapitalBlast.Clubboundless venturesExit VenturesF-LOG Ventures+3 more

Onebriefonebrief.comin𝕏Jun 2021

Onebrief develops software designed for military and defense organizations, enabling real-time collaboration and knowledge access for command and operational teams.

AI & Machine LearningDefense TechEnterprise SoftwareGovTechSaaSHonolulu, US

Grant Demaree(Founder)inRafa Pereira(Founder)inAdam Lackey(Executive Officer)inRafael Pereira(Founder)Grace Wang(Talent Sourcer)Lenora Larson(Recruiter)

Co-investorsAlchemist AcceleratorAnorak VenturesBattery VenturesCaffeinated CapitalGeneral CatalystHuman Capital+14 more

OneChronosonechronos.comin𝕏Jun 2016

OneChronos develops execution platforms for electronic trading using machine learning and mechanism design, serving institutional investors and traders.

AI & Machine LearningFintechMarketplacesNew York City, US

Stephen Johnson(Founder)inKelly Littlepage(Founder)inRichard Suth(Co-founder)inIris McAtee(Head of Engineering)Sonny Song(Founding Software Engineer)Blaise Sheppard(The Fin in Fintech)

Co-investorsAmino CapitalBoxGroupDCVC (Data Collective)Newbury VenturesPage One VenturesRising Tide+3 more

onederfulonederful.coJan 2018acquired by Vynecorp

Onederful provides an API that gives dental practice software platforms real-time access to patient insurance eligibility and benefits information, enabling coverage verification, treatment plan estimates, and reduced claim rejections.

Digital HealthFintechHealthtechSaaSSan Francisco, US

Karen Taylor(CEO)inAlex Yeein

Co-investorsUnanimous CapitalG VenturesVenture Investment Associates

OneFinonefin.inin𝕏Jan 2017

OneFin provides loan origination, loan management, collection, and accounting software systems for banks and NBFCs.

Enterprise SoftwareFintechSaaSBengaluru, IN

Pratish Gandhi(CEO)inHarshit Vaishnav(Founder)inAbhash Anand(Founder)inHarshit V.(Founder)inAndré Gerbaulet(Founder)Oscar Strauss(Founder)

Co-investorsKhosla VenturesMAVA VenturesMusha VenturesMyAsiaVCPeople VenturesV1 VC+1 more

OneGraphonegraph.comin𝕏Jun 2018acquired by Netlify

A GraphQL API platform that unifies access to multiple third-party services including social networks, development tools, and payment processors through a single interface.

Developer ToolsEnterprise SoftwareSan Francisco, US

Sean Grove(Founder)inDaniel Woelfel(Founder)in

Co-investorsDig Ventures Management LimitedAndreessen HorowitzBessemer Venture PartnersBond Capital ManagementEQT VenturesKleiner Perkins+4 more

OneGreponegrep.devin𝕏Jan 2024

OneGrep provides an AI agent that integrates with DevOps tools to automate manual operational tasks, including search, correlation, and incident response workflows, enabling engineering teams to reduce tool training overhead and accelerate development cycles.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareNew York City, US

Achintya Ashok(CEO)inBrian Cripe(CTO)in

Co-investorsTranspose Platform ManagementKarman VenturesPeterson Venture Partners

OneKeygetonekey.ioJun 2020Defunct

OneKey helps site developers and operators identify optimal locations for building electric vehicle charging stations based on profitability analysis.

FintechParis, FR

Christophe Barre(Founder)inUlysse Prygiel(Founder)in

Co-investorsIOSG VenturesSky9 CapitalCoinbase VenturesDragonflyeCapital Entrepreneurial Partners AGEthereal Ventures Management Ltd.+4 more

Oneleetoneleet.comin𝕏Jun 2022 · $33M

Oneleet provides a compliance management platform that helps SaaS companies achieve SOC 2, ISO 27001, and other security certifications.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaSAmsterdam, NL

Bryan Onel(Founder)inOra Onel(Founder)inErik Vogelzang(Founder)Kelsey Long(Chief of Staff)Samuel Beyeler(Security Program Engineer)Roman Scher(roman@oneleetcom)

Co-investorsDawn CapitalFPVMetaplanet01 AdvisorsAtomicoNetwork VC+3 more

OneLocalonelocal.comin𝕏Jun 2017

OneLocal provides an AI-powered marketing platform designed for local service businesses, helping them improve online visibility, capture leads, and automate marketing tasks through integrated tools including website design, SEO optimization, and lead management.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSToronto, CA

Edward Yao(CEO)inSimon Bourgeois(President)inNeel Lukka(COO)Alex McCausland(CTO)Austin Startup(Talent Acquisition)Christina Kwong(Talent Acquisition)

Co-investorsAAF Management Ltd.CANVenturesFundersClubWestern Technology InvestmentAgrolimen VenturesGolden Ventures+9 more

OnePatchonepatch.devinSep 2026

OnePatch offers an AI-based site reliability engineering tool that instruments production services, monitors their behavior, detects incidents, and works to resolve them through to a shipped fix.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Shalin Patel(CEO)inDeep Utkarsh(CTO)in

OneSchemaoneschema.coin𝕏Jun 2021 · $6.3M

OneSchema provides AI-powered data integration and validation automation for enterprise data operations teams.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSaaSSan Francisco, US

Andrew Luo(Founder)inChristina Gilbert(Founder)inSol Chen(Chief of Staff)Bobby Zhang(Design)Matt Oey(Software Engineer)Aezed Raza(Founding Sales Engineer)

Co-investorsContraryGeneral CatalystBoxGroupComma CapitalSequoia CapitalXoogler Ventures

OneShoponeshop.comin𝕏Jun 2021Defunct

OneShop is a multi-channel listing tool that enables sellers to cross-post inventory across multiple resale and marketplace platforms including Poshmark, Mercari, Depop, eBay, Etsy, and Facebook Marketplace.

ConsumerE-commerceRetail TechSaaSSan Francisco, US

Albert Chuang(Founder)inAaron Evans(Founder)inRyan Lucia(Software Engineer)

Co-investorsC2 VenturesGROOVE CAPITALGeneral Catalyst

OneSignalonesignal.comin𝕏Jun 2011 · $2M

OneSignal provides customer engagement and messaging infrastructure that enables businesses to send personalized, omnichannel communications to their customers at scale.

AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise SoftwareMarketing TechSaaSSan Francisco, US

George Deglin(CEO)inLong Vo(Founder)inMatt Daley(Vice President of Engineering)Ryan Amos(Principal Software Engineer)inZack Hendlin(Head of Product)Josh Wetzel(CRO)

Co-investorsCoelius CapitalHemisphere Ventures LLCHubSpot VenturesNewView CapitalNimble PartnersSignalFire+10 more

OneStoptheinterface.cominJun 2025

Interface researches how information is structured for AI agents and develops transaction platforms for them, including OneStop, a marketplace aggregating AI services.

AI & Machine LearningConsumerNew York City, US

Max Raven(CEO)inPeyton Shields(CTO)inAaryan Mehta(Founder)Thomas Lee Young(Founder)

Co-investorsClearSkyEight CapitalPioneerTranspose Platform ManagementAvataar Venture PartnersCapitalize VC+17 more

OneStopKitchenonestopkitchen.cominJun 2021Defunct

OneStopKitchen provides AI-powered software for restaurant inventory, operations, and logistics, and operates shared kitchen facilities in high-traffic urban areas where restaurants can expand their operations without upfront costs.

AI & Machine LearningConsumerE-commerceFoodTechSan Francisco, US

Vijayaraj Gopinath(Founder)inViggnesh Kandasamy(Founder)in

Co-investorsCarnegie Mellon UniversityGaingelsGreat Wave VenturesHustle FundHydrocarbon Minerals 4JWass PT Investors+2 more

onetoolonetool.coinJan 2020Defunct

Onetool operates a platform that consolidates business software applications under a single billing account and login system with centralized user administration.

Enterprise SoftwareSaaSBerlin, DE

Gordian Braun(Founder)inTobias Becker(Founder)in

Co-investorsAltaIR CapitalHappiness VenturesHigh Tech Gruenderfonds

OneTriangletrytrust.aiin𝕏Jun 2026

TrustAI provides workflow automation software that captures and distributes organizational knowledge and instincts through AI-driven suggestions, with transparency and human oversight.

AI & Machine LearningCybersecurityData & InfrastructureEnterprise SoftwareSaaSSan Francisco, US

Hannah Chung(CEO)inMedha Venkatapathy(CTO)in

Co-investorsBig Wok VenturesFAST — by GETTYLABLyra Capital Pty LtdRock Yard VenturesSnow Leopard Technology Ventures

Onfolkonfolk.comin𝕏Jun 2021Acquired

Onfolk provides payroll and HR management software for growing UK teams, consolidating employee data, time-off tracking, and accounting integrations in a single platform.

Enterprise SoftwareHR TechSaaSLondon, GB

Naz Malik(Founder)inCharlie Thomas(Founder)in

Co-investorsACE & CompanyCharles DelingpoleCrystal Towers Capital

Onlookonlook.comin𝕏Jan 2025

Onlook builds developer and design tools that bridge the gap between creative teams and implementation, using AI to enhance the creative process.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Daniel Farrell(CEO)inKiet Ho(CTO)inSatya Patel(Engineer)in

Co-investorsDG Daiwa Venturesgener8torLeonis CapitalLobster CapitalPioneerTranspose Platform Management+4 more

Onshoreonshore.cominJan 2023 · $31M

Onshore provides tax and R&D credit advisory services for engineers, farmers, and manufacturers.

AgTechEnterprise SoftwareFintechSaaSNew York City, US

Dominic Vitucci(Founder)inMark AndrusScott Nguyen(Engineering)inAnthony DiFalco(Head of Product)Jake Moross(Director)Lon O'Connor(Vice President of Sales)

Co-investorsCounterpart VenturesFinancial Venture StudioFPVPioneerPruVen Capital PartnersRestive Ventures+8 more

Onsite Proonsitepro.coinJun 2021Defunct

Onsite provides digital pricebook software for HVAC distributors, replacing traditional Excel and PDF catalogs to help dealers access product details, find equipment matchups, apply incentives, and generate proposals.

Climate TechConstruction TechEnterprise SoftwareSaaSSan Francisco, US

Sam Steyer(Founder)inGautam Jayaraman(Founder)inJamie Finch(COO)

Co-investorsClimate CapitalDefy PartnersGlobal Founders CapitalGV (Google Ventures)Kleiner PerkinsMeritech Capital Partners+4 more

Ontopgetontop.comin𝕏Jan 2021

Ontop enables companies to hire and pay contractors globally while providing contractors with access to a financial account, card, and spending tools.

Enterprise SoftwareFintechHR TechSaaSMiami, US

Julian Torres(Founder)inSantiago Aparicio(Founder)inJulian Torres Gomez(Founder)inJaime Abella(Founder)Jaime Abella Alvarez(Founder)Maria Camila Ramirez(Founder)

Co-investors17SigmaFundersClubHTwentyKube VCMagma PartnersOpen Opportunity Fund+17 more

Ontoraontora.comin𝕏Pre-Seed · Apr 2026 · $500K

Ontora provides an AI agent that conducts parallel interviews with employees across an organization to map business processes and identify bottlenecks in operations, sales, and finance.

AI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US

Leon Iwanowitsch(CEO)inMaximilian Arnold(COO)inDavid Korn(CTO)in

Co-investorsAI Strategy InstituteAndreessen HorowitzCombination VCRobin Capital

Ontra Mobilityontramobility.cominJun 2024

Ontra builds software for public transit agencies to plan networks, manage operations, and provide rider-facing tools on a single platform.

AI & Machine LearningClimate TechGovTechMobility & TransportationSaaSNew York City, US

Anthony Trasatti(CEO)inConnor Riley(CTO)in

Co-investorsPartnership Fund for NYC

Onyx Privateonyxprivate.cominJan 2022Acquired

Onyx provides digital banking and wealth management services to young professionals with high income or significant illiquid assets from entrepreneurship, investing, or technology roles.

FintechMiami, US

Victor Santos(Founder)inDouglas Lopes(Founder)inTiago Passinato(Founder)in

Co-investorsOne Way Ventures186 VenturesBantam GroupGlobal Founders CapitalGoodwater CapitalOlive Tree Capital+1 more

Ooak Dataooakdata.comin𝕏Jun 2026

Ooak Data is an applied AI research lab that converts real enterprise data into reinforcement learning environments for training AI agents.

AI & Machine LearningData & InfrastructureEnterprise SoftwareParis, FR

Thomas Aubry(CTO)inGrégoire LamyPierre-Louis Vouteau(CEO)

Co-investorsTranspose Platform ManagementVela PartnersZero IndexAndreessen HorowitzBroadshade InvestmentsFounders Factory+6 more

Ooluoolusolar.comin𝕏Jun 2015Acquired

Ignite provides solar energy solutions across African markets, from access to productivity, designed for rapid deployment and scaling.

Advanced ManufacturingCleantechClimate TechEnergyDakar, SN

Nilmi Senaratna(CEO)inDan Rosa(COO)in

Co-investorsFifty YearsAgrolimen VenturesDevelopment Partners InternationalKepler VenturesLLLPVenture Investment Associates

OOLUoolu.energy

Dan Rosa(Founder)Nilmi Senaratna(Founder)

Opalite Healthopalitehealth.cominJan 2026

Opalite builds language interpretation technology for healthcare, enabling real-time communication between physicians and patients across language barriers.

AI & Machine LearningDigital HealthHealthtechSan Francisco, US

Cathleen Kuo(CEO)inAlex Mehregan(CTO)in

Co-investorsRebel FundSterling Road007 Venture PartnersBlast.ClubCoyote VenturesDent Capital+6 more

Opearloopearlo.cominJun 2017Acquired

Opearlo is a digital platform that provides online services focused on speed, security, and user experience for businesses, organizations, and individuals seeking to improve productivity and efficiency through modern technology.

AI & Machine LearningCloud ComputingConsumerMedia & EntertainmentSaaSLondon, GB

Oscar Merry(CTO)inJess Williams(Founder)in

Co-investorsFour Cities

Openopen.cxin𝕏Jan 2024 · $1.5M

Open builds AI systems for customer communication and support that automate ticket resolution, quality assurance, and customer insights in a single unified platform.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Mohammad Gharbat(Founder)inMo Gharbat(CEO)Ajeesh Achuthan(Founder)Anish Achuthan(Founder)Deena Jacob(Founder)Enrico Mentana(Founder)

Co-investorsLucas Venture GroupPioneerShorooq Partners3one4 CapitalBetter CapitalGlobal Brain+4 more

Open Actuationpendulumrobotics.cominSep 2026

Pendulum Robotics designs and manufactures custom drone motors and robotic actuators tailored to each robot's form factor, using in-house software and tooling for high-mix machining and assembly at its Los Angeles factory.

Advanced ManufacturingRoboticsLos Angeles, US

Jon Facer(Founder/CEO)in

Open Listingsopenlistings.comin𝕏Jan 2015Acquired

Open Listings provided a homebuying platform that helped residential buyers purchase properties while reducing their real estate commission costs.

MarketplacesPropTechLos Angeles, US

Judd Schoenholtz(CEO)inPeter Sugihara(CPO)inJohn Alexander Farrill(Executive Officer, Director)Alex Farrill(CTO)

BoardIlya Sukar(Director)

Co-investorsSoma CapitalAgrolimen VenturesArena VenturesBragiel BrothersCRCM VenturesCrystal Towers Capital+4 more

Open Motorsopenmotors.coin𝕏Jan 2016Defunct

Open Motors builds an EV platform along with charging and battery-swap solutions to help entrepreneurs and fleet operators develop electric vehicles.

Advanced ManufacturingCleantechEnergyMobility & TransportationSan Francisco, US

Tin Hang Liu(CEO)inYuki Liu(International Business)in

OpenAIopenai.comin𝕏

OpenAI is an AI research and deployment company focused on developing artificial general intelligence (AGI) with emphasis on safety and beneficial outcomes for humanity.

AI & Machine LearningCloud ComputingEnterprise SoftwareSan Francisco, US

Sam Altman(Founder)inElon Musk(Founder)inGreg Brockman(Founder)inIlya Sutskever(Founder)inWojciech Zaremba(Founder)inJohn Schulman(Founder)

Co-investors7BC Venture CapitalA-Rod CorpA.Capital VenturesA'Z AngelsAdvent InternationalAliya Capital Partners+99 more

OpenBiomeopenbiome.orgin𝕏Jan 2020

OpenBiome Foundation advances microbiome-targeted therapies for serious conditions like Clostridioides difficile through partnerships, innovation funding, and open-access research tools.

BiotechHealthtechImpact & Social GoodMedical DevicesBoston, US

Majdi Osman(Founder)inCarolyn Edelstein(Founder)inMark Smith(Cofounder)

Co-investorsWPSS Investments

Opencallopencall.aiin𝕏Jan 2024

OpenCall builds AI-powered call handling solutions that automate routine customer service interactions, freeing human agents to focus on complex issues and high-value work.

AI & Machine LearningEnterprise SoftwareHealthtechSaaSSan Francisco, US

Oliver Silverstein(Founder)inEric Mei(Founder)inArthur Silverstein(Founder)inNicholas Lee

OpenCodeopencode.aiin𝕏Jan 2021

OpenCode is an open-source AI coding agent that assists developers with writing code across terminal, IDE, and desktop environments.

AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareToronto, CA

Jay V(Founder)inFrank Wang(Founder)in

Co-investorsBerkeley Angel NetworkAcrew CapitalAndreessen HorowitzBINARY CAPITALBragiel BrothersCRV (Charles River Ventures)+12 more

OpenCurriculumopencurriculum.org𝕏Jan 2014

Open Curriculum provides a platform for sharing K-12 educational curriculum resources.

AI & Machine LearningEdTechSacramento, US

Varun Arora(Founding Director)Jonathan Chen(Product Lead)Adil Majid

OpenHackopenhack.comin𝕏Sep 2026

OpenHack is an AI security engineer that scans code, runs autonomous pentests, verifies vulnerabilities with working proof-of-concept exploits, and prioritizes findings by business impact, generating fix pull requests.

AI & Machine LearningCybersecurityDeveloper ToolsEnterprise SoftwareSan Francisco, US

Ananay Arora(Founder/CEO)in

OpenIntopenint.devin𝕏Jan 2023Acquired

OpenInt provides a platform for teams to build product integrations quickly using no-code or low-code tools, offering unified APIs for data operations or direct database synchronization.

AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaS

Amadeo Pellicce(CEO)inPhilip London(Founder)inMark Pfluger(Founder)in

Co-investorsBoost VCSandhill (ex Stonks)Unpopular Ventures

OpenIntakeopenintake.aiinJan 2025

OpenIntake provides AI-powered intake automation for law firms that captures and converts phone inquiries into client matters around the clock.

Enterprise SoftwareLegalTechSaaSNew York City, US

Yash Sahota(Founder)inGrayson Pike(Founder)in

Co-investors468 Capital

OpenInvestopeninvest.comin𝕏Jun 2015Acquired

OpenInvest builds investment portfolio management software that customizes stock and bond holdings based on individual investor values and ethical preferences, while maintaining performance relative to standard market benchmarks.

FintechSan Francisco, US

Conor Murray(CEO)inPhillip Wei(CTO)inPhilip Wei(Executive Officer, Director)Hanu KunduruMcLean ErskinePeter Borocz(Engineering Manager)

Co-investorsAbstract VenturesAndreessen HorowitzSystemiq CapitalWireframe VenturesAlumni VenturesFlat World Partners+4 more

Openlandopenland.comin𝕏Jan 2018Defunct

Openland is a messaging platform that enables users to create and manage chat-based communities focused on connecting people through shared interests and facilitating discussion.

ConsumerSocialSan Francisco, US

Yury Lifshits(CEO)inSteve Korshakov(CTO)

Co-investorsGagarin Capital PartnersMAGIC FundTaver CapitalVentureSouqAltaIR CapitalBragiel Brothers+8 more

Openlayeropenlayer.comin𝕏Jun 2021

Openlayer provides a platform for testing, monitoring, and managing AI models across the development and production lifecycle.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Gabriel Bayomi Kalejaiye(Founder)inVikas Nair(Co-founder & CPO)inRishab Ramanathan(Co-founder & CTO)inBoard Guillermo Rauch(Founder & CEO of Vercel)Gabriel Bayomi Tinoco Kalejaiye(Founder)inGabriel Bayomi(Co-founder & CEO)

Co-investorsGaingelsGround Up VenturesKPN VenturesMantis CapitalMento vcMindset Venture+10 more

OpenMeteropenmeter.ioin𝕏Jan 2023Acquired

OpenMeter provides usage-based billing infrastructure for developers, enabling real-time metering of events, logs, and metrics to support consumption-based pricing models.

Data & InfrastructureDeveloper ToolsEnterprise SoftwareFintechSaaS

Peter Marton(Founder)inAndras Toth(Founder)in

Co-investorsBlu Estates SàrlCloudbreak Ventures Kft.HaystackJAY KHATRISequoia CapitalSTRT+1 more

Opennoteopennote.comin𝕏Jun 2025acquired by Reducto

Opennote is an AI-powered learning platform that consolidates lecture materials, notes, and readings in one place and provides contextual explanations, practice tools, and video tutorials to help students understand course content.

AI & Machine LearningConsumerEdTechSaaSSan Francisco, US

Rishi Srihari(Founder)inAbhi Arya(CTO)inVedant Vyas(Founder)in

Co-investorsAfore CapitalSancus VenturesAcrew CapitalAndreessen HorowitzLong Journey VenturesMetsu Capital+3 more

OpenPipeopenpipe.aiin𝕏Jun 2023Acquired

OpenPipe provides an SDK that automatically captures prompt-completion pairs from existing LLM providers and converts them into fine-tuned models that are faster and more cost-effective to run.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSeattle, US

Kyle Corbitt(Founder)inDavid Corbitt(Founder)inKyle Corbitt David Corbitt(Founder)

Co-investorsEast Sunshine VenturesEight CapitalHat-Trick CapitalLombardstreet VenturesCostanoa VenturesGoodwater Capital+3 more

OpenProseprose.mdinPre-Seed · Apr 2026 · $500K

OpenProse is a declarative language and framework for orchestrating multi-agent AI workflows, allowing developers to write contracts in Markdown that compile into executable topologies for coordinating AI agents running on Claude, Codex, or other language models.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Dan Barrett(CEO)in

Co-investors8-Bit CapitalAlumni VenturesMozilla Ventures

OpenRelayopenrelay.incin𝕏Jun 2026

OpenRelay operates a distributed overlay network that connects consumer GPUs into a fault-tolerant mesh for inference workloads, automatically routing traffic around failed nodes without manual intervention.

AI & Machine LearningCloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSeattle, US

Prashant Patel(CTO)inJaden Wang(CEO)in

Co-investorsVela Partners468 CapitalBlast.ClubEniac VenturesLiquid VenturesMaiora Rebel Ventures+9 more

OpenReplayopenreplay.comin𝕏Jun 2019

OpenReplay is a session replay and product analytics platform that enables product teams to record user interactions with web applications, identify friction points, and troubleshoot issues.

Data & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSNew York City, US

Mehdi Osman(CEO)in

Co-investorsExpaRheingau FoundersRuna Capital468 Capital

Openrollopenroll.cominSep 2025

Openroll provides a platform that connects to people and finance systems to enable compensation management, workforce planning, and financial analysis.

AI & Machine LearningEnterprise SoftwareHR TechStockholm, SE

Mattias Lindell(CEO)inPorsev Aslan(CTO)in

Co-investorsBart VenturesInventum VenturesFoundrySSE VenturesSuccessVP

OpenSeaopensea.ioin𝕏Jan 2018

Courtyard.io is a marketplace and tokenization service that enables users to own and trade physical collectible cards on the blockchain, with options to store them vaulted, sell them, or redeem the NFT for physical delivery.

ConsumerCrypto & Web3MarketplacesMedia & EntertainmentNew York City, US

Devin Finzer(CEO)inAlex Atallah(Founder)inAdam Montgomery(Head of Blockchain)inKen Cadima(Recruiter)Calder Zwerling(Recruiting)Danielle Coburn(Recruiter)

Co-investors1confirmationA.Capital Venturesa16z cryptoAndreessen HorowitzBalaji SrinivasanBlockchain Capital+39 more

OpenSEOopenseo.soin𝕏Sep 2026

OpenSEO is an open-source, self-hostable SEO platform that connects to AI agents via MCP to deliver keyword research, competitor analysis, backlink inspection, rank tracking, technical site audits, and AI-search visibility using DataForSEO data.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSBoston, US

Ben Senescu(Founder/CEO)in

OpenSightopensight.aiin𝕏Jan 2023Defunct

OpenSight uses large language models to automatically handle customer support tickets, enabling growing companies to manage inquiry volume and resolve customer questions without proportional increases in support staff.

AI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US

Ruoni Wang(CEO)inJeff Huang(CTO)inVictoria Wan(COO)in

OpenSpecopenspec.devinJan 2026

OpenSpec is a lightweight, spec-driven framework for planning and organizing requirements in codebases, designed to work with AI coding agents like Claude Code, Cursor, and GitHub Copilot.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSydney, AU

Tabish Bidiwale(Founder)in

Co-investorsPioneerBlast.ClubCommit CapitalKevin LinPeak XV PartnersTekedia Capital

Opensteeropensteer.cominJun 2023

OpenSteer builds specialized AI agents that perform autonomous work by browsing the web, integrating with user tools, and executing on schedules either in the cloud or on-premises.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareLos Angeles, US

Tim Jang(Founder)inBrayden Werner

OpenTagginicomputer.cominJun 2026

Gini is a cloud-based AI agent that works inside team chat tools like Slack and Microsoft Teams, running sandboxed automations scoped to connected tools and permissions.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Tony Kam(CEO)inShelden Shi(CTO)inWilson Nguyen(Founder)in

Co-investorsTranspose Platform ManagementPioneerSpearheadVectr Ventures

OpenToolsopentools.com𝕏Jun 2023

OpenTools provides an API that allows developers to access and use Model Context Protocol (MCP) tools with any LLM through a single integration, offering capabilities like web search, real-time location data, and web scraping.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareMarketplacesNew York City, US

Andy Qin(Founder)inVashisht MadhavanMillie Shih(Chief of Staff)

Co-investorsFelicis Ventures47th Street PartnersAndreessen HorowitzBase Case CapitalCRV (Charles River Ventures)General Catalyst+7 more

Opentronsopentrons.comin𝕏Jan 2016

Opentrons develops laboratory robots that automate scientific research tasks for scientists and research institutions.

AI & Machine LearningBiotechHardwareHealthtechMedical DevicesRoboticsNew York City, US

Nicholas Wagner(Founder)inWill Canine(CPO)inChiu Chau(Founder)inLeslie Mitchell(Director)inJames Atwood(Executive Officer, Director)inJonathan Brennan-Badalin

Co-investorsKhosla VenturesLerer HippeauEQUIAMFifty YearsFuture VenturesJacket River Capital Partners+14 more

OpenUnitopenunit.comin𝕏Jan 2020 · $150K

OpenUnit provides management software for self-storage facilities, including online booking, payment processing, and operations tools.

Enterprise SoftwarePropTechSaaSToronto, CA

Taylor Cooney(Founder)inLucasLucas Playford(Founder)

Co-investorsGarage CapitalInSite Property GroupTeachers' Venture Growth

OpenVectoropenvector.comin𝕏Jun 2026

OpenVector monitors video feeds to detect security events such as tailgating through building entrances and triggers automated responses like placing phone calls with attached clips.

AI & Machine LearningCybersecurityData & InfrastructureEnterprise SoftwareRoboticsSaaSSan Francisco, US

Andrey Gizdov(CEO)inVishal Urlam(Founder)in

Co-investorsVela PartnersAgrolimen VenturesBlast.ClubOurCrowdTeam IgniteZypsy Capital

OpenWorkopenworklabs.comin𝕏Apr 2026

OpenWork is a desktop application that provides access to 50+ large language models with the ability to bring custom API keys and share configurations with team members.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Ben Shafii(CEO)in

Co-investorsRebel FundThe Restore Capital

OpenWrenchuseopenwrench.cominJun 2018

OpenWrench provides a maintenance management platform for multi-location retail and commercial businesses to coordinate repairs, track maintenance tasks, and manage vendor relationships across their store network.

Enterprise SoftwareSaaSSan Francisco, US

Vignesh Venkataraman(Founder)inMatt Velker(Head of Product)in

Co-investorsFlexportGolden WokHaystackJam FundK5 GlobalLiquid Ventures+5 more

OpEraoperatechnologies.comin𝕏Sep 2026

OpEra runs an automated operations research lab that combines mathematical optimization and AI to improve operational efficiency and decision-making across sectors such as retail, logistics, manufacturing, and agriculture.

AI & Machine LearningEnterprise SoftwareLogistics & Supply ChainNew York City, US

Operandoperand.cominJan 2025

Operand provides private-markets intelligence for private equity firms, supporting commercial due diligence through post-close value creation.

AI & Machine LearningData & InfrastructureEnterprise SoftwareFintechSan Francisco, US

Ram Gorthi(Founder)inAkhil Iyengar(Founder)inArjun Sahney(Founder)in

Co-investorsFelicis VenturesSabrina Hahn FundSoma CapitalSV Angel

Operator.iooperator.ioin𝕏Jan 2020

Operator.io provides a platform for deploying OpenClaw agents that integrate with thousands of applications including Gmail, Notion, and Stripe, enabling users to delegate routine tasks to an AI assistant.

AI & Machine LearningEnterprise SoftwareNew York City, US

Kevin Joo(Founder)inDavid Shi(Founder)in

Operonoperonsolutions.cominJun 2026

Operon Solutions uses computer vision and AI to detect equipment, instruments, and piping in industrial process drawings with 97%+ accuracy, converting them into structured graph data.

Advanced ManufacturingAI & Machine LearningEnterprise SoftwareSan Francisco, US

Anderson Chen(CEO)inShatrughan Singh(Founder)Sumesh Meppadath(Founder)

Co-investorsCherubic VenturesCornerstone VenturesEntrepreneur First

Opezopez.comJun 2011Defunct

Opez is a marketplace where customers can find and discover service professionals based on their track record and reputation.

ConsumerMarketplacesNew York City, US

Paul Chou(CEO)inChris Tam(CEO)

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

NoteleafOnwardOpenbase

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.