/Investor DB

Y Combinator — Full Portfolio

6,827 tracked investments · page 25 of 35 · listed companies and verified rows first

Pools (fka Withfriends)pools.eventsJan 2019

Pools.events is a platform for discovering and organizing events across multiple cities in the United States and online.

ConsumerMarketplacesSocialNew York City, US

Joe Ahearn(Founder)inKunal Gupta(CTO)Martha Hipley(Chief Experience Officer)

Pop Mealspopmeals.com.myinJun 2017

Pop Meals is a digital food and beverage company that uses AI, data, and automated smart kitchens to prepare and deliver affordable meals to consumers.

AI & Machine LearningConsumerE-commerceFoodTechMalaysia, MY

Jonathan Weins(CEO)inChris Edelmann(Founder)inJessica Li(COO)inFabian WetekampCristiana Neves(Talent manager)Haidah Nabilah(Talent Acquisition Executive)

Co-investorsPartech VenturesPioneerVentech ChinaWhite Star CapitalAtami CapitalECONA AG+7 more

Popcutspopcuts.comJun 2008Defunct

An online marketplace where users buy and sell DRM-free music tracks at a fixed price, with purchasers earning a commission whenever their previously bought songs are subsequently resold, weighted toward earlier buyers.

ConsumerE-commerceMarketplacesMedia & EntertainmentLucerne Valley, US

Kevin Mateo Lim(Founder)inHannes HesseYiming Liu(CTO)in

PoplarMLpoplarml.comin𝕏Jan 2023

PoplarML provides tooling to deploy machine learning models to GPU infrastructure and expose them as scalable API endpoints with minimal configuration.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Danna Liu(Founder)inEvan Chu(Founder)in

Co-investorsTwenty Two VenturesTango.vc

Poppymeetpoppy.com𝕏Jan 2016Defunct

Meet Poppy was a marketplace that connected families with vetted caregivers for childcare services including babysitting, date nights, and backup care.

ConsumerMarketplacesSeattle, US

Richerd Chan(CTO)inAvni Patel Thompson(CEO)Nik Swain(Full Stack Engineer)Rebecca Drejet

Co-investorsAnthemis VentureExponent Capitalf7 VenturesFounders FundIDEA Fund PartnersKindred Ventures+3 more

Popspops.fyiin𝕏Apr 2026

Pops is a platform for casual and arcade-style games where creators can compete for weekly prizes within a community.

AI & Machine LearningConsumerCreator EconomyGamingNew York City, US

Alon Zuman(CEO)in

Co-investorsGROOVE CAPITALMangrove Capital Partners

PopSQLpopsql.comin𝕏Dec 2021 · $14MAcquired

PopSQL is a SQL editor and data collaboration platform that enables teams to write, visualize, and share SQL queries and data results.

Data & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Rahil Sondhi(CEO)inBill Babeaux(Builder)Jake Peterson(Head of Customer Success)Victor Fernandez(Designer)Travis Cooper(Head of Engineering)Justin Murray(Software Engineer)

Co-investorsFundersClubGradient VenturesSoma CapitalBACKGROUND CAPITALFCVCRavikant Capital+2 more

Popsypopsy.ai𝕏Jun 2022

Popsy is an AI-powered lead generation and outreach tool that identifies and engages potential customers on Reddit through intelligent post analysis and automated personalized messaging.

AdTechAI & Machine LearningEnterprise SoftwareMarketing TechSaaSLjubljana, SI

Miha Mlakar(Founder)inMourad Mourafiq(Founder)

Co-investorsAmplify PartnersTwenty Two Ventures

Popular Payspopularpays.comin𝕏Jan 2015acquired by Lightricks

Popular Pays is an influencer marketing and creator management platform that connects brands with creators for campaign development and execution.

Creator EconomyEnterprise SoftwareMarketing TechSaaSChicago, US

Corbett Drummey(CEO)inSteven Wanderski(Full Stack Web Developer)in

BoardClancey Stahr(Director)inPeter Dolan(Director)

Co-investorsBeringeaEmery CapitalFusionGoAhead VenturesICCP Venture PartnersLakewest Venture Partners+16 more

Portal Entrywaysportalentryways.com𝕏Jan 2019Defunct

Portal makes a touchless physical access system that opens motorized swing doors hands-free when a person approaches a door equipped with its hardware.

Enterprise SoftwareHardwareIoTPropTechSaaSProvo, US

Josh Horne(Founder)inSam Lew(Founder)

Co-investorsRealize Impact

Portalformportalform.comJan 2023

A personal projects page listing small software tools built by an individual developer, including a CLI session manager, a macOS vlogging app, an activity tracker, and encrypted cloud storage.

ConsumerData & InfrastructureDeveloper ToolsEnterprise SoftwareAshburn, US

Felipe Aragão(Founder)in

Co-investorsValor Equity Partners

Portão 3portao3.com.brinJun 2021

Portão 3 (P3) is a Brazilian fintech that issues unlimited virtual and physical cards for businesses, with real-time spending controls and category-based limits.

Enterprise SoftwareFintechSaaSUberlândia, BR

Fernando Nery(Founder)inBianca Pereira(Founder)Fernando Nery Bianca Pereira(Founder)Fernando Nery Filho(Founder)

Co-investorsBetter Tomorrow VenturesFin CapitalFlexportKleiner PerkinsPareto HoldingsPeterson Venture Partners+2 more

Porterporter.runin𝕏Jun 2020

Porter is a platform that enables developers to deploy and manage application infrastructure across AWS, GCP, or Azure without DevOps overhead.

Cloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSNew York City, US

Justin Rhee(Founder)inTrevor Shim(Founder)inAlexander Belanger(Founder)inPranav Goel(Founder)Uttam Digga(Founder)Vikas Choudhary(Founder)in

Co-investorsRackhouse Venture Management LpSoma CapitalFirstMark CapitalFour CitiesJigsaw VCKae Capital+8 more

Poshposhenergy.comin𝕏Jan 2022

Posh builds rapidly deployable battery storage and on-site power generation systems for commercial, industrial, and data-center customers, paired with intelligent energy management software.

Advanced ManufacturingAI & Machine LearningCleantechClimate TechEnergyEnterprise SoftwareHardwareSan Francisco, US

Minh Chung Hoang(CTO)inWesley Zheng(Founder)inAvante Price(Founder)Avante Price Eli Taylor-Lemire(Founder)Eli Taylor-Lemire(Founder)Karan Kashyap(Founder)

Co-investorsBeni Venture CapitalHuman CapitalMetaplanetOUTBOUND CAPITALWorldQuant VenturesAsymmetry Ventures+17 more

Positionalpositional.comin𝕏Jun 2021Acquired

Positional offers an autonomous SEO agent that handles strategy, content creation, and technical SEO across multiple aspects of search optimization.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSCharleston, US

Matthew Lenhard(Founder)inNate Mathersonin

Co-investorsACTAI VenturesGaingelsSouth QuadFAST — by GETTYLABImmeasurableLachy Groom+3 more

Positivepositive.coin𝕏Jan 2019

Positive manufactures and distributes fresh packaged salads and wholesome food products to grocery stores, hospitals, universities, and workplaces across California.

ConsumerFoodTechIoTLogistics & Supply ChainRetail TechLos Angeles, US

Schuyler Deerman(CEO)inJames Chan

Co-investorsFlucas VenturesGaingelsNextblueReshapeRolling Fun GPWayfinder Ventures+6 more

Posmetricsposmetrics.comJan 2013Defunct

Posmetrics operates tablet-based systems installed in business locations that gather customer feedback in brief survey sessions and deliver immediate insights to help organizations enhance operations.

Enterprise SoftwareSan Francisco, US

Merrill Lutsky(CEO)inErik Schluntz(CFO)inJon Goldsmith(Unit test intern)in

Co-investorsVenture Investment AssociatesVolo Ventures

Post.fmpost.fmJun 2010Defunct

Post.fm provides an alternative email inbox application.

Enterprise SoftwareFuture of WorkLondon, GB

Artemi Krymski(Founder)inTony Morgan(Founder)

Co-investorsAtomico

Postalusepostal.cominJan 2022

Postal provides AI-powered mail management and virtual mailbox services for remote-first and distributed businesses, handling mail scanning, analysis, and compliance workflows.

AI & Machine LearningEnterprise SoftwareFintechInsurTechSaaSNew York City, US

Max Clarke(Founder)inTommy Peeples(Founder)inErik Kostelnik(Founder)Ranajay Sen

Co-investorsOlive Tree CapitalSoma CapitalBoxGroupGoldcrest CapitalLiquid VenturesSequoia Capital+3 more

PostErapostera.aiin𝕏Jan 2020

Postera uses artificial intelligence and computational chemistry to accelerate drug discovery for pharmaceutical companies.

AI & Machine LearningBiotechDeep TechHealthtechMedical DevicesBoston, US

Aaron Morris(Founder)inAlpha Lee(Chief Scientific Officer)inMatthew Robinson(Founder)inMatt Robinson(Founder)Milan Cvitkovic(ML Researcher)Ruby Pai(ML Researcher)

Co-investorsBreyer CapitalHOF CapitalLifeforce CapitalMetaplanetPioneerACE & Company+2 more

Posterousposterous.comJun 2008 · $5MAcquired

Posterous provides a blogging platform that lets users publish content by sending emails, and offers privacy-controlled sharing features across multiple platforms.

ConsumerSocialSan Francisco, US

Sachin Agarwal(CEO)inBrett Gibson(Founder)inGarry Tan(Founder)in

Co-investorsFelicis VenturesIcon VenturesKapor CapitalRedpoint VenturesSLVCXG Ventures+3 more

PostHogposthog.comin𝕏Jan 2020 · $75M

PostHog is a product analytics and data platform offering multiple integrated tools for product engineers, including analytics, experimentation, and customer data management.

Data & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

James Hawkins(Founder)inTim Glaser(Founder)inPaolo D'Amico(Product)Luke Harries(Head of Product)Charles Cook(Ops Manager)Eltje Lange(People \u0026 Talent Lead)

Co-investors1984 Ventures Management, LlcFormus CapitalGV (Google Ventures)Peak XV PartnersRuna CapitalStandard Capital+16 more

Postscriptpostscript.ioin𝕏Jan 2019

Postscript helps ecommerce brands design and operate SMS marketing programs that engage customers and drive revenue.

AI & Machine LearningE-commerceEnterprise SoftwareMarketing TechSaaSPhoenix, US

Adam Turner(CEO)inAlex Beller(Founder)inColin Turner(Founder)inNic Roth(Director of Engineering)Ty Avery-Miller(Talent Acquisition Manager)Ellie Phelps(Talent Manager)

Co-investors01 Advisors1984 Ventures Management, LlcAccompliceAli CapitalBeyond CapitalExpanding Capital+13 more

Poth Labspothlabs.cominJun 2026

Poth Labs builds an AI-powered survey platform that uses adaptive questioning and knowledge graphs to convert employee feedback, customer surveys, and market research into statistically validated insights.

AI & Machine LearningData & InfrastructureEnterprise SoftwareMarketing TechSaaSSan Francisco, US

Mojmir Horvath(Founder)inMatthew Wong(CEO)in

Co-investorsVela Partners

Potionpotion.aiinJun 2021

Potion creates automation and workflow solutions for beauty and personal care companies to reduce time spent on repetitive tasks.

AI & Machine LearningConsumerEnterprise SoftwareMarketing TechSaaSSan Francisco, US

Yahya Syed(Founder)inHejab Malik(Founder)inAlex Stec(Founder)inJonathan He(Founder)Marcella Valentine(Operations Lead)Laura Conwill(Software Engineer)

Co-investorsHAWKTAILSeven Seven SixAxial VCBeagle VenturesCenterview Partners InvestmentsHarvard Management Company+3 more

Powderpowderfi.comin𝕏Jan 2024

Powder provides an AI document extraction agent that parses financial documents (brokerage statements, tax returns, insurance documents, estate plans, and asset decks) for registered investment advisors and wealth management firms.

AI & Machine LearningFintechSaaSSan Francisco, US

Kanishk Parashar(CEO)inSoo Yung Cho(CTO)inDavid Goerz(Founder)inDominic Tully(Founder)inJukka Peltola(Founder)Mikko Revonniemi(Founder)

Co-investorsEight CapitalFundersClubLitquidity VenturesPioneerSerenaTRAC (Third Round Analytics Capital)+12 more

Power to Flypowertofly.comin𝕏

PowerToFly operates a platform connecting professionals with remote job opportunities and offers AI model training work where domain experts can earn by evaluating and improving AI models in their field of expertise.

AI & Machine LearningB2B MarketplacesFuture of WorkNew York, US

Katharine Zaleski(Executive Officer, Director, Promoter)inMilena Berry(Founder)in

BoardEric Chin(Director)in

Co-investorsChartline Capital PartnersCrosslink CapitalHearstLabLerer HippeauBlumberg CapitalFoundersX Ventures+1 more

Powerdocspowerdocs.soin𝕏Jan 2022

Powerdocs helps companies find, analyze, and bid on government contracts and public tenders using AI-powered matching, compliance analysis, and proposal management tools.

AI & Machine LearningEnterprise SoftwareGovTechSaaSBerlin, DE

Marvin Musialek(Founder)inFlorian Braeuer(Founder)inNick Yang(Product Manager)Catherine Jäger(Head of People)Daniel Parra(Senior Tech Recruiter)

Co-investorsAtlanticAtlantic LabsD Global VenturesHeartcore CapitalStride VC

PowerRouterpowerrouter.ioinJan 2021

PowerRouter provides lead routing and go-to-market workflow automation software for sales teams.

Enterprise SoftwareSaaSSales TechAustin, US

Tanu Venkatesh(Founder)in

Co-investorsHarvard Management CompanyTokyo Black

PowerUspowerus.deinJun 2020

Powerus is a job marketplace for skilled trades in Germany, connecting workers and employers in sectors including electrical installation, renewable energy, HVAC, plumbing, and building automation.

ConsumerHR TechMarketplacesBerlin, DE

Julian Lindinger(Founder)inKonrad Geiger(Founder)inOlha Vasylieva(Technical Recruiter)

Co-investorsBLN CapitalFoundamentalGeneral CatalystEurazeoHeadlineHV Capital+1 more

PowerXpowerx.coJan 2020Acquired

PowerX develops AI-powered sensors that generate proprietary data to help corporations reduce energy consumption, water use, and emissions.

Advanced ManufacturingAI & Machine LearningClimate TechNew York City, US

Manuel Schoenfeld(Founder)inMasahiro Ito(Founder)Matthias VeitingerAndrew Kalish(Manager)Aki Naito(Vice President Operations)

Co-investorsAntlerDangerous VenturesASCENT ENERGY VENTURESAsymmetry VenturesClimate CapitalClocktower Ventures+10 more

Pragmatic Leaders (Ankai Inc)in𝕏Jan 2021

Ostronaut is a SaaS platform that delivers AI-powered corporate training for product professionals, building on Pragmatic Leaders' experience training thousands of learners over six years.

AI & Machine LearningEnterprise SoftwareSaaSGurugram, IN

Talvinder Singh(Founder)inMeera Khokhani(Founder)in

Co-investorsGolden WokGoodwater CapitalHarvard Management CompanyStartups

Pranapranadoc.comin𝕏Jan 2026

A telemedicine platform offering AI-assisted diagnosis and consultations, with on-demand access to licensed physicians for $39 per visit.

AI & Machine LearningDigital HealthHealthtechWellness & FitnessSan Francisco, US

Meer Patel(CEO)inSanjit Menon(Founder)inVishvam Rawal(CTO)in

Co-investorsPioneerRebel FundBlast.ClubMetsu CapitalPhosphor CapitalRenewal Funds+1 more

Praximpraxim.aiJan 2025

Praxim is a Word document editor powered by AI agents that automatically applies edits across entire documents while preserving formatting, incorporating file and web context, and respecting user preferences.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Richie Hsiung(CEO)inFrank Li(CTO)in

Praxisrunpraxis.aiin𝕏Sep 2026

Praxis provides AI agents that handle law firm administrative operations—such as client intake, conflict checks, document collection, engagement letters, follow-ups, and billing—with lawyers supervising and approving each step.

AI & Machine LearningEnterprise SoftwareLegalTechSan Francisco, US

Diana Khramina(Founder/CEO)inMaxence Guegnolle--Santi(Founder/CTO)in

Praxis Roboticspraxisrobotics.ioinJun 2026

Praxis AI collects egocentric video, 3D scans, and multimodal sensor data from industrial and residential work environments through partnerships with large corporations, then sells this real-world training data to AI companies developing physical robotics and other systems.

Advanced ManufacturingSan Francisco, US

Dev Karpe(COO)inTommy Li(CTO)inRohan Seelamsetty(CEO)in

Co-investorsWSSAmino CapitalBlast.ClubGaia VenturesGreat Wave VenturesHat-Trick Capital+4 more

Praxosmypraxos.comin𝕏Jun 2024

Praxos is an AI assistant that automates personal and business tasks through conversational interfaces and integrations with third-party services.

AI & Machine LearningConsumerEnterprise SoftwareFuture of WorkSaaSMiami, US

Lucas Urbisaia(CEO)inSoheil Sadabadi(CTO)in

Co-investorsHorizonAliaksandr HudzilinMidlandPhoenix Fund

Prayas Analyticsprayasanalytics.cominJun 2015Defunct

Prayas Analytics provided software that let physical retailers conduct experiments on store layouts and operations using computer vision data extracted from existing security cameras, similar to how online retailers test website designs.

Enterprise SoftwareSaaSNew York City, US

Yash Kothari(Founder)inPranshu Maheshwari(CTO)in

Co-investorsDorm Room

Prebuildwithpre.cominJun 2024Defunct

Pre provides an AI-driven execution platform for startup founders that sets quarterly goals, integrates with their existing tools, and monitors progress through measurable outcomes rather than activity metrics.

Enterprise SoftwareSaaSLake Oswego, US

Darius "Bubs" Monsef(Founder)inAsa Miller(Founder)in

Co-investorsCapitalize VCGoodwater CapitalLiquid VenturesPioneerTechstars

Preciouspreciousapp.comJan 2018

Precious is a photo editing and curation app for parents that automatically enhances iPhone photos of babies and children with frames, stickers, and creative artwork, and generates time-lapse videos to capture growth milestones.

AI & Machine LearningConsumerCreator EconomySocialSan Francisco, US

Chris Lau(CEO)inDaniel Lau(CTO)in

Co-investorsFundersClubCollaborative FundFrialeLocus VenturesWork-Bench

Precipprecip.ai𝕏Jan 2024

Precip provides hyper-local rainfall measurement and forecasting using AI, delivering up-to-the-hour precipitation data at 1km resolution without requiring physical weather stations.

AgTechAI & Machine LearningClimate TechConsumerData & InfrastructureEnterprise SoftwareAnn Arbor, US

Jesse Vollmar(CEO)inMichael Asher(CTO)inSam Pierce Lolla

Co-investorsPioneerSterling RoadVirta VenturesBasis Set VenturesCapitalize VCDot Slash Capital+3 more

Preclusiopreclus.ioinJun 2019Defunct

Preclusio provides compliance software that helps organizations meet privacy law requirements, including GDPR and similar regulations.

Data & InfrastructureEnterprise SoftwareSan Francisco, US

Heather Wade(Founder)inJohn Wade(Founder)in

Co-investorsLiquid Ventures

Precognateprecognate.comJun 2008Defunct

ConsumerGaming

Mike Marrone(Founder)inMichael Parkatti(Founder)in

PredictLeadspredictleads.cominJun 2019

PredictLeads creates datasets that measure company performance.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSaaSLjubljana, SI

Roq Xever(Founder)inMatic Perovšek(Founder)in

Co-investorsFrontier Ventures3VCFrontier Venture CapitalSequoia Capital

PreDxion Biopredxionbio.comJun 2017Defunct

PreDxion Bio develops rapid diagnostic tests using saliva samples and a scalable semiconductor-based platform, initially targeting SARS-CoV-2 detection for asymptomatic and presymptomatic individuals, with broader applications in monitoring immune response markers in critically ill patients and predicting complications from cell therapies.

HealthtechMedical DevicesSan Francisco, US

Walker McHugh(Founder)inTimothy Cornell(Founder)inCaroline Landau(COO)Steven Kaye(Vice President, Engineering)

Co-investorsAgrolimen VenturesHillsvenInvest DetroitSignalFire

Preflightpreflight.comin𝕏Jan 2019acquired by Applitools

Preflight provides a no-code testing platform that automatically generates and maintains web application tests by tracking user interactions and adapting to page changes.

Developer ToolsEnterprise SoftwareSaaSChicago, US

Mustafa Bayramoglu(Founder)inPatrick Johnson

Co-investorsGrand VenturesHyde Park Venture PartnersM25Mucker CapitalOCA VenturesVenture Investment Associates

Prekipreki.comin𝕏Jan 2021Acquired

Preki provides e-commerce software for small businesses in Latin America to set up and operate online stores without coding or design skills.

E-commerceEnterprise SoftwareSaaSBogotá, CO

Alex Hakim(Founder)inTahi Hakim(Founder)inDavid Narvaez(CTO)inPedro Virgüez

Co-investorsGaingelsHarvard Management CompanyHydrocarbon Minerals 4Innopact.vcPareto Holdings

Prelayprelay.comin𝕏Jan 2020Defunct

Prelay provides a platform that consolidates team selling coordination and communication for revenue teams, bringing visibility and tracking previously fragmented across multiple tools.

Enterprise SoftwareSaaSSales TechSan Francisco, US

Enoch Cheung(Founder)inGabriella DeFlorio(Founder)inDan Li(Software Engineer)inNathalya Leite(Operations Manager)Hang Huynh(People Operations)

Co-investorsGeneral CatalystXYZ Venture CapitalAJGBackend CapitalBloomberg BetaCorrelation Ventures+3 more

Prelimprelim.cominJun 2017

Prelim provides software that enables banks and financial institutions to automate and improve their account opening workflows.

FintechSan Francisco, US

Heang Chan(CEO)inChris Blaser(Founder)inSean Li(CSO)Vivian Tang(Product Designer)Ayotomiwa Akinyele(Intern Software Engineer)Nova DasSarma(Lead Systems Architect)

Co-investorsAnvil CapitalEJF VenturesFuel CapitalLiquid VenturesS2 CapitalVenture Investment Associates

Prelooppreloop.comin𝕏Jan 2024Defunct

Preloop provides tools to automate the deployment of machine learning models from experimental stages into production environments, enabling teams to focus on model development rather than infrastructure work.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSeattle, US

Tejas Hosangadi(CEO)inNikith Hosangadi

Premblyprembly.comin𝕏Jan 2022

Prembly provides an API that enables digital businesses to verify the identities of individuals and companies across emerging market regions.

Data & InfrastructureEnterprise SoftwareLagos, NG

Lanre Ogungbe(Founder)inNiyi Adegboye(Founder)inEbuka ObiAnthony Edekobi(Lead, Peoples Operations)

Co-investorsMaC Venture CapitalMidlothian Angel NetworkTofino CapitalVelocity DigitalCresset CapitalD Global Ventures+4 more

PRENAVprenav.com𝕏

PRENAV uses drones, LiDAR, 3D analytics, and deep learning to automatically identify damage in infrastructure structures like bridges, dams, and cell towers.

AI & Machine LearningConstruction TechDeep TechSan Carlos, US

Asa Hammond(Executive Officer, Director)Nathan Schuett(Founder)in

BoardMar Hershenson(Director)

Co-investorsAlumni VenturesComet LabsCrosslink CapitalHemisphere Ventures LLCMI VenturesNTT DOCOMO Ventures+7 more

Prendaprenda.comin𝕏Jun 2019

Prenda provides a learning model and operational support for adults to start and run microschools serving K-8 students.

EdTechSaaSMesa, US

Kelly Smith(Founder)inAndy Jennings(Tech/Tools Team Lead)Amera alo(People Team)

BoardRob Hutter(Director)inCahlan Sharp(Growth)

Co-investorsAlbum VCBVP InvestorsMVP VenturesPerot JainPHX VenturesPioneer+15 more

Prendeaprendea.comin𝕏Jan 2021Defunct

Prendea operates a subscription afterschool platform offering live classes to Spanish-speaking children aged 4 to 15, with a curriculum spanning arts, sciences, and other subjects.

EdTechBarranco, PE

Gonzalo Aguilar(Founder)inBenjamin Garmendia(Founder)in

Co-investorsImmeasurableLearn CapitalPeterson Venture PartnersReach CapitalRethink Education

Prequelprequel.coin𝕏Jan 2021

Prequel provides data integration and transfer capabilities that connect with multiple databases, data warehouses, and object storage services.

Cloud ComputingData & InfrastructureEnterprise SoftwareSaaSNew York City, US

Charles Chretien(Founder)inConor McCarter(Founder)inLyndon Brown(Founder)Tony Meehan(Founder)

Co-investorsNextView VenturesStage 2 CapitalCoyote VenturesFour CitiesGolden WokLimited Ventures+1 more

Prequelprequel.devin𝕏Sep 2023

Prequel provides distributed detection software for finding and fixing reliability and security risks across application stacks.

CybersecurityData & InfrastructureDeveloper ToolsNew York City, US

Tony Meehan(Co-Founder & CTO)inConor McCarter(Founder)inTimur Khabirov(Founder)in

Co-investorsWork-BenchNextView VenturesOperator PartnersRuntime VenturesScript CapitalStage 2 Capital

Prescience, Inc.getprescience.comin𝕏Jun 2026

Prescience is a financial technology platform providing health benefits administration, care navigation, and HSA management services for employers and their members.

Enterprise SoftwareFintechHealthtechHR TechInsurTechSaaSBoston, US

Aditya Jain(President \u0026 COO)inRishab Jain(CEO)in

Co-investorsConstellationConvictionFelicis VenturesFounders FactoryGiant Ventures Global LlpGreycroft+6 more

Preseenpreseen.comin𝕏Jun 2025

Preseen provides probabilistic forecasts on geopolitical and financial events for policymakers, analysts, and investment professionals, delivering odds-based predictions on elections, conflicts, sanctions, and central bank decisions.

AI & Machine LearningData & InfrastructureEnterprise SoftwareFintechSan Francisco, US

Veniamin Veselovsky(Founder)inTheodore SummerBenedikt Stroebl

Co-investorsPioneerBlast.ClubSouth Park Commons

Presentationspresentations.aiin𝕏Oct 2024 · $11M

Presentations.AI is an AI presentation platform that converts ideas, documents, URLs, and data into structured slide decks, automatically applying brand styling and exporting to editable PowerPoint files.

AI & Machine LearningMarketing TechSaaS

Ravi kasthuri(Founder)in

Co-investorsAccelAroa Venture PartnersTogether FundIndex VenturesInsight PartnersLakestar+2 more

Presti AIpresti.aiinJun 2024

Presti is an AI-powered visual production platform that automates the creation of product images and videos at scale for eCommerce teams.

AI & Machine LearningE-commerceEnterprise SoftwareSaaSParis, FR

Nabil Toumi(CEO, Founder)inSaad Bencherif(CPO, Founder)inHamza Bennis(CRO, Founder)inAbdellah Lamrani Alaoui(CTO, Founder)inMarlène Casse(Recruiter)

Co-investorsPartech VenturesSequoia CapitalSTATION F

Prestopresto.cominJun 2010

Presto operates a voice AI platform for the hospitality industry, helping restaurants and food service businesses manage operations through conversational AI technology.

AI & Machine LearningEnterprise SoftwareFintechSaaSSan Francisco, US

Rajat Suri(CEO)inKrishna K. Gupta(Founder)inKat(Chief Operating Officer)inSusan(Chief Legal Officer)inLillian Meyer(Executive Officer)inKrishna Gupta(Co-founder/CEO)

Co-investors3Spoke Capital500 GlobalCleveland AvenueDas & Co.Flucas VenturesGaingels+13 more

Pretty Instantprettyinstant.comin𝕏Jan 2015Acquired

A marketplace connecting brands and non-profits with vetted photographers and videographers for events, portraits, real estate, and product shoots, offering end-to-end services including logistics, editing, and delivery.

ConsumerBoston, US

Ben Maitland-Lewis(CEO)inChris Cave(COO - YC W15)inDouglas E. Rogers(Founder)inChase McAleese(Founder)in

Co-investorsCannon CapitalDigital Platform International (Hk)PreAngel Fund

Pribbitpribbit.comJun 2010Defunct

A social platform where users share and broadcast status updates on behalf of other people.

ConsumerSocialLos Angeles, US

Peter Zakin(Founder)inMargot Bushnaq(Founder)Steve Sloane

Priimepriime.comin𝕏Jan 2015Defunct

Priime develops photo editing software for photographers across iPhone, iPad, Mac, and Adobe Lightroom, featuring hand-crafted styles designed by working photographers.

ConsumerCreator EconomyMedia & EntertainmentSaaSSocialSan Francisco, US

Arthur Chang(CEO)inLoren Baxter(Founder)inAndrew Ng(Founder)inJoe Pestro(Founder)inAndrew Y. Ng(Founder)in

Co-investorsAmino CapitalCRCM VenturesFusionInitialized CapitalPenultimate CapitalSherpalo Ventures+1 more

Prime Lightworksprimelightworks.comJun 2016

Prime Lightworks produces electric propulsion systems for satellites in orbit.

Advanced ManufacturingClimate TechSpace TechCulver City, US

Kyle Flanagan(CEO \u0026 President)inBill Elkman(Vice President Engineering)

Co-investorsLynett Capital PartnersZillionize

Primer Technologiesprimer.aiin𝕏

Primer builds AI-driven intelligence software that transforms large datasets into actionable insights for decision-making.

AI & Machine LearningDefense TechGovTech

Sean Moriarty(Chief Executive Officer)in

Co-investorsAdditionAmplify PartnersAngel Collective Opportunity FundBloomberg BetaCrosslink CapitalDCVC (Data Collective)+6 more

PrimeVaultprimevault.comin𝕏Jun 2022

PrimeVault provides a platform that enables enterprises and financial institutions to issue, manage, and trade stablecoins and other digital assets through integrated wallet, treasury, and compliance infrastructure.

Crypto & Web3FintechSan Francisco, US

Prashant Upadhyay(Founder)inVivek Kumar(Founder)inTanmay ChaudhariPradhumnya Sarode(Chief of Staff)Akansh JainShriya K(Growth Head)

Co-investorsAlchemy VenturesArrington CapitalCogitent VenturesHashkey Digital Asset GroupYC ESP22

primitiveprimitive.devin𝕏Apr 2026

Primitive provides email and agent infrastructure for autonomous software agents, enabling agent-to-agent communication and inbound message handling through managed email addresses, hosted functions, and webhooks.

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

Ethan Byrd(CEO)inAbi Guillen(Chief of Staff)

Co-investorsPioneerImpatient Ventures

Primordiantsuperradiant.coin𝕏Sep 2026

SuperRadiant develops general-purpose robotic systems that combine scientific reasoning with physical experimentation, observing, forming hypotheses, and running experiments to pursue scientific discovery.

Advanced ManufacturingAI & Machine LearningRoboticsSan Francisco, US

Owen Tower(Founder/CEO)inCooper Niu(Founder/CTO)inBenedict Quartey(Founder)in

PRINCEPSprinceps.devJun 2026

Princeps is developing financial infrastructure for the compute economy, including instruments such as compute reserves, compute bonds, SLA guaranties, and a clearing house tied to GPU/compute capacity.

AI & Machine LearningCloud ComputingFintechInsurTechLondon, GB

Conrad Frøyland Moe(CEO)inAnya Trofimova(COO)inWilhem Hector(Founder)in

Co-investorsBlast.ClubGolden Gate Ventures

Prismtryprism.comin𝕏Apr 2026

Prism operates a recruiting agency that uses AI agents and software to help companies identify job candidates more quickly.

Enterprise SoftwareHR TechLondon, GB

Theo Kitsberg(CEO)inAxel La Pira(CTO)inAlex Liu(Founder)inRajit Khanna(Founder)in

Co-investorsAbingworthPantera CapitalTechstarsVariant FundVela PartnersVento+1 more

Prizedprized.devin𝕏Jun 2026

Prized is a low-code platform that enables non-engineers to build internal tools by describing them in plain language; the platform connects to existing enterprise systems with admin-approved connectors and maintains role-based access control and audit logging.

Developer ToolsEnterprise SoftwareSaaSSan Francisco, US

Marinos Eliades(Founder)inHudson Griffith(CEO)in

Co-investorsVela Partners

Probably Geneticprobablygenetic.comin𝕏Jan 2019

Probably Genetic operates a platform for diagnosing genetic diseases, providing comprehensive genetic data and testing to patients and healthcare providers.

AI & Machine LearningBiotechDigital HealthHealthtechMedical DevicesSan Francisco, US

Lukas Lange(Founder)inHarley Katz(Founder)Alina PetrovaGisele Cazaudumec(Operations)Abby D'Cruz(Head of Strategy \u0026 Operations)Saba Imran(Software Engineer)in

Co-investorsAsymmetric Capital PartnersCalm/Storm VCManta Ray VenturesOxonian VenturesRecode VenturesThink+ Ventures Management, Llc+6 more

Proboprobo.comin𝕏Apr 2025

Probo helps organizations manage and demonstrate compliance with standards like ISO 27001 and SOC2.

CybersecurityEnterprise SoftwareSaaSParis, FR

Antoine Bouchardy(CEO)inBryan Frimin(Co-founder & CTO)inAntoine Bourchardy(Co-founder & CEO)

Co-investorsBlast.ClubFundamentumAcquisition.comCathexis VenturesElevation CapitalFirestreak Ventures+4 more

Proception Incproception.aiin𝕏Pre-Seed · Jan 2025

Proception develops advanced humanoid hands that combine robotics and artificial intelligence to enable dexterous manipulation.

Advanced ManufacturingAI & Machine LearningDeep TechRoboticsSan Francisco, US

Jay Li(CEO)inJack Xu(Founder)inJianxiang Xu(Founder)Albert Cai(Mechanical Engineer)Mohsen Sombolestan(RL/Control Engineer)Nick Levinski(Sensor Engineer)

Co-investorsFirst Round CapitalSurgePoint AngelTranspose Platform ManagementVentioneers Capital468 CapitalALM Ventures+6 more

ProcIndexprocindex.cominJun 2025

ProcIndex provides AI agents that automate accounts payable, accounts receivable, reconciliation, and month-end close processes within existing ERP systems like NetSuite, SAP, and QuickBooks.

AI & Machine LearningEnterprise SoftwareFintechSan Francisco, US

Neha Suresh(CEO)inAkash Thakur(CTO)in

Co-investorsBerkeley SkyDeck FundCarnegie Mellon University

Procotoprocoto.cominJan 2021Acquired

Procoto is a procurement platform that centralizes vendor management, sourcing requests, and contracts for purchasing teams.

Enterprise SoftwareFintechSaaSSaint Petersburg, US

Ryan Muckel(Founder)inMichael Otis

Co-investorsTampaBay.Ventures

Prodigy Researchprodigy.marketsin𝕏Jun 2026

Prodigy Research is an AI research lab building a foundation model for quantitative trading, and operates live trading systems in financial markets.

AI & Machine LearningDeep TechFintechSan Francisco, US

Michael Wang(CEO)inYuhua Wang(CTO)in

Co-investorsTranspose Platform ManagementWSSMatador Fund

Product Huntproducthunt.com𝕏Jun 2014 · $6MAcquired

Product Hunt runs an online platform where users submit, browse, vote on, and comment on new tech products such as mobile apps, websites, and hardware projects.

ConsumerMedia & EntertainmentSan Francisco, US

Ryan Hoover(Founder)inRajiv Ayyangar(CEO)inMaksim Abramchuk(Founder)inVasili Shynkarenka(Founder)inRobert Shedd(Technology Advisor)inTimothy Carambat(Full Stack Software Engineer)in

Co-investorsAndreessen HorowitzCowboy VenturesGV (Google Ventures)BetaworksBetaworks Ventures Management, LlcGreylock Partners+9 more

Profigprofig.comJun 2012Defunct

Profig offers a phone system for businesses that includes call transcription, tracking, voice broadcasting, and CRM integration capabilities.

Enterprise SoftwareSaaSSan Francisco, US

Anantha Katragadda(Founder)Vamsi Katragadda

Proglixproglix.cominJan 2023

Proglix is a B2B digital procurement platform for metal and steel raw materials in Indonesia that connects suppliers and buyers globally.

Advanced ManufacturingB2B MarketplacesE-commerceMarketplacesSaaSJakarta, ID

Wynn Wijaya(Founder)inPrawira Indrawan(Founder)inWendy Wijaya(Founder)in

Co-investors500 GlobalAcorn Pacific VenturesMaiora Rebel VenturesRebel FundRuvento Ventures Pte Ltd.Andreessen Horowitz+8 more

Project Weddingprojectwedding.comJan 2006Acquired

Project Wedding is a wedding planning platform where couples discover vendors, access editorial content, and connect with other users.

ConsumerLos Angeles, US

Srini Panguluri(Founder)in

ProjectXprojectx.cloudin𝕏Apr 2026

Infinity provides a cloud platform that allows users and AI agents to run heavy applications, GPUs, and environments in browser tabs without installation or driver setup.

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

Rounak Adhikary(CEO)inBishal Karmakar(CTO)inSourya Majumder(COO)in

Co-investorsEight CapitalTranspose Platform ManagementWefunder

Proliferateproliferate.comin𝕏Jun 2025

Proliferate is an open-source agent workspace that runs multiple AI coding agents (Claude Code, Codex, Gemini, and open models) in parallel on local or cloud infrastructure.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Pablo Hansen(Founder)in

Co-investorsAccelmed PartnersOutset CapitalPioneerTrue VenturesZero IndexAndreessen Horowitz+12 more

Prolificprolific.comin𝕏Jun 2019

Prolific connects researchers, AI developers, and product teams with vetted participants for collecting high-quality human data for AI training, surveys, and behavioral research.

AI & Machine LearningData & InfrastructureEnterprise SoftwareMarketplacesSaaSLondon, GB

Phelim Bradley(CTO)inSam Harman(Director)Enrico D'Angelo(Director)Meenakshi Parameshwaran(Data Scientist)Matt Tuplin(Vice President of Engineering)Chloe Sheppard(Talent Manager)

Co-investors10xvaluepartnersOxford Science EnterprisesAltaclub VCAltaIR CapitalPartech VenturesPioneer

Promakhos Therapeuticspromakhos.comin𝕏Jun 2021

Promakhos Therapeutics develops immunomodulatory therapies to restore immune system balance and reduce chronic inflammation in diseases like Crohn's disease, ankylosing spondylitis, and psoriasis.

BiotechHealthtechBoston, US

Katerina Chatzi(Founder)inJasper Edgar Neggers(Founder)inAIKATERINI CHATZI(Executive Officer, Director, Promoter)Katerina Chatzi, PhD(Founder)in

Co-investorsFoundersGaingelsMetaplanetPioneerZAKA VCAsymmetry Ventures+6 more

Prometheusprometheusfuels.comin𝕏Jan 2019

Prometheus Fuels develops systems that convert intermittent renewable energy into liquid fuels for remote electrification.

Advanced ManufacturingCleantechClimate TechDeep TechEnergySanta Cruz, US

Rob McGinnis(CEO)inDr. Rob McGinnis(Founder)Seonah Jin(Senior Director of Engineering)

Co-investorsBMW i VenturesEmles Venture PartnersExpaMaersk GrowthMetaplanetAgrolimen Ventures+12 more

Promiusepromi.cominJun 2024

Promi is a platform that uses AI to optimize discount offers for ecommerce merchants, determining personalized discount values by product and customer to increase sales and profit.

Developer ToolsEnterprise SoftwareSan Francisco, US

Peter Moot(Founder)inJiaxin Lin(CTO)in

Co-investorsGoAhead VenturesNeer Venture PartnersPhoenix FundProCap Velocity

Promitrypromi.com

Promi creates digital twins of a company's customer base from first-party data such as product analytics, session recordings, click data, and support tickets, allowing teams to simulate A/B tests, prototype feedback, and heatmaps to predict customer reactions.

AI & Machine LearningMarketing TechSaaS

Jiaxin Lin(Founder)inPeter Moot(Founder)in

Promisepromise-pay.cominJan 2018 · $25M

This page is an article/essay, not a company profile page.

AI & Machine LearningEnterprise SoftwareFintechGovTechSan Francisco, US

Phaedra Ellis-Lamkins(Co-Founder, CEO)inDiana Frappier(Co-Founder, CLO)inMichael Jacobs(Design Lead)inMeredith Hitchcock(UX Design \u0026 Research)inAndrew Karp(Head of Operations)Suzanne Adatto(Queen bee)

Co-investors8VCBackstage CapitalBronze InvestmentsFirst Round CapitalFlucas VenturesKapor Capital+8 more

Promisepromise.aiin𝕏

Promise is an entertainment studio that uses generative AI to help filmmakers and artists create films, series, and storytelling content.

AI & Machine LearningCreator EconomyMedia & Entertainment

George Strompolos(Co-Founder & CEO)inJamie Byrne(Co-Founder, President & COO)inDave Clark(Co-Founder & CCO)in

Co-investorsAndreessen HorowitzVela PartnersFirst Round CapitalKapor Capital

Promoted.aipromoted.aiinJan 2021acquired by Dropbox

Promoted.ai provides ranking and search infrastructure for online marketplaces and e-commerce platforms, using machine learning to optimize relevance across search results, ads, and feed content.

AI & Machine LearningE-commerceEnterprise SoftwareMarketplacesSeattle, US

Dan Hill(CTO)inAndrew Yates

Co-investorsImmeasurableInterlace VenturesRebel FundVela PartnersGreen Visor CapitalLouis Beryl+2 more

Promptgetprompt.appJun 2019Defunct

Prompt helps professionals manage and strengthen their personal relationships through guided support and tools designed to fit busy schedules.

Data & InfrastructureEnterprise Software

Bobby Meelu(Founder)inVincent Liu

Co-investorsHetz VenturesJump Capital

PromptArmorpromptarmor.comin𝕏Jan 2024

PromptArmor provides a security platform that protects enterprise organizations from AI-specific security threats and vulnerabilities.

AI & Machine LearningCybersecurityEnterprise SoftwareSan Francisco, US

Shankar Krishnan(CEO)inVikram Jayanthi(CTO)in

Co-investorsAfore CapitalLitquidity VenturesPioneerRitual CapitalGreylock PartnersLiquid Ventures+3 more

Promptlesspromptless.aiin𝕏Jan 2025

Promptless automatically generates and suggests documentation updates when product changes occur, such as code PRs, Slack threads, or support tickets.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Prithvi Ramakrishnan(Founder)inFrances Liu(Founder)in

Co-investorsFundersClubOrange CollectiveBasis Set VenturesEmergence Capital PartnersOutset CapitalPalm Drive Capital+2 more

Prontotuprontomx.cominJan 2019

Pronto is a ridesharing platform that connects passengers and drivers through a mobile app, allowing users to request rides with transparent pricing and offering drivers the ability to earn 100% of their fares without commission.

ConsumerMarketplacesMobility & TransportationMexico City, MX

Nydia Cano(Founder)inGabriel Cano Rodríguez(CEO)inSwaroop Kolli(Founder)Miguel Martinez CanoNydia Canoin

Co-investorsEpiq Capital Investment Advisory LLPFundersClubGeneral CatalystBain Capital VenturesGlade Brook Capital PartnersLachy Groom+3 more

Proof of Humanpoh.orgin𝕏Jun 2023

Proof of Human is an AI-powered verification service that uses behavioral biometrics to authenticate users in real time without CAPTCHAs.

AI & Machine LearningCybersecurityEnterprise SoftwareSan Francisco, US

Mayank Agrawal(Founder)inMatt Hardy(Founder)inJose Garcia Panclas(Chief of Staff)

Co-investorsBrickyardSequoia Capital

Proof Tradingprooftrading.cominJun 2019

A broker-dealer providing institutional equities trading services.

FintechNew York City, US

Daniel Aisen(CEO)inAllison Bishop(President)inPrerak Sanghvi(CTO)inBeau Tateyama(Chief Software Architect)in

Co-investorsBoxGroupGreen Visor CapitalMAGIC FundMoxxie VenturesAgrolimen VenturesBCo Venture+3 more

Propayapropaya.comin𝕏Jun 2024

Propaya provides AI-powered software to automate commercial lease abstraction and analysis.

AI & Machine LearningEnterprise SoftwarePropTechSan Francisco, US

Reader Wang(CEO)inJake Golas(CTO)in

Co-investorsTekedia Capital

Properproperfinance.ioin𝕏Jan 2022Acquired

Proper is a financial data platform that automates reconciliation and accounting processes for businesses by connecting bank accounts, payment processors, and internal data sources.

Enterprise SoftwareFintechSaaSSan Francisco, US

Kyle Maloney(Founder)inTravis Gibson(Founder)inMark Rojas(Founder)in

Co-investorsRedpoint VenturesBoxGroupbyFoundersCasa Verde CapitalClocktower VenturesFlucas Ventures+3 more

Properproper.aiinJun 2022 · $4.3M

Proper provides outsourced property accounting services delivered by expert accountants using custom AI-powered tooling.

AI & Machine LearningEnterprise SoftwareFintechPropTech

Mark Rojas(Founder)in

Co-investorsBling CapitalExpaFJ LabsFlucas VenturesGaingelsITERATIVE+11 more

Propexopropexo.cominJan 2023 · $3.3M

Propexo builds data infrastructure for multifamily real estate, connecting property management systems and proptech tools through a centralized data warehouse and unified API.

Data & InfrastructureDeveloper ToolsEnterprise SoftwarePropTechSaaSBoston, US

Nick Johnson(Co-Founder & CTO)inBen Keller(Co-Founder & COO)inRemen Okoruwa(Co-Founder & CEO)in

Co-investorsPrudenceSSC Venture PartnersFifth WallOnStartupsPropTech Angel GroupRXR+1 more

Prophecy Sciencesprophecysciences.comJan 2013Defunct

Prophecy Sciences develops cognitive assessments that combine behavioral testing with biosensor measurements to identify and predict workplace performance factors across mental aptitude, personality, and decision-making.

Enterprise SoftwareHR TechSan Francisco, US

Bob Schafer(CEO)inJohn Stanley(Founder)

Co-investorsVenture Investment Associates

Propolispropolis.techinApr 2025acquired by Datadog

Propolis provides automated quality assurance testing using multiple autonomous browser agents that simulate user behavior on websites and applications.

Enterprise SoftwareNew York City, US

Marc Papazian(CEO)inMatt White(CTO)inFabien Claude Garic(Executive Officer)

Co-investorsOlive Tree CapitalAndreessen HorowitzNexus Venture PartnersPeak XV PartnersSAV (Scale Asia Ventures)Sequoia Capital+1 more

PropReturnspropreturns.comin𝕏Jun 2021 · $1.2MDefunct

PropReturns operates an online marketplace where Indian businesses and individuals can buy, sell, and lease commercial properties, using data to address market fragmentation and transparency gaps.

FintechMarketplacesPropTechMH, IN

Jayant Panwar(Founder)inSomil Mathur(Founder)inKenish Shah(Founder)in

Co-investorsSoma CapitalBeagle VenturesGoodwater CapitalPareto Holdings

Proprio Roboticspropriorobotics.comin𝕏Jun 2026

Proprio Robotics develops robots that perform physical maintenance tasks inside data centers, such as fan insertion, cable switching, RAM extraction, GPU cabling, disk hot-swapping, and heatsink removal.

Advanced ManufacturingAI & Machine LearningCloud ComputingHardwareRoboticsSan Francisco, US

Anirudh Pai(CEO)inRaghav Punnam(Founder)in

Co-investorsgumi IncStifel Venture Banking

ProSightsprosights.coin𝕏Jan 2024

ProSights provides data transformation and AI-readiness services for enterprise workflows, turning complex business data into structured, actionable formats.

AI & Machine LearningData & InfrastructureEnterprise SoftwareFintechSaaSNew York City, US

Justin Wu(Founder)inAaron Guo(Founder)inHoward Zhong

Co-investorsOlive Hill VenturesAmino CapitalBOND STGopher US VenturePhoenix Fund

Prospagetprospa.comin𝕏Jan 2021

Prospa provides banking services tailored for small and medium-sized businesses.

FintechLondon, GB

Frederik Obasi(Founder)inBeau Bertoli(Founder)Chioma Ugo(Founder)Greg Moshal(Founder)Rodney Jackson-Cole(Founder)Prospa Careers(Prospa Careers)

Co-investorsAirTree VenturesMicrotractionPartners for GrowthVibe CapitalWayfinder VenturesAxum Investments+13 more

Prosperprosper.comin𝕏Jun 2026 · $30M

Prosper operates an online lending marketplace connecting borrowers with investors, offering personal loans up to $50,000 (issued by WebBank), a credit card, and investment products that let individuals invest in consumer loans.

FintechMarketplacesSan Francisco, US

David Kimball(Founder)inChris Larsen(Founder)John Witchel(Founder)

Co-investorsAkkadian VenturesBreyer CapitalCalifornia Innovation FundEmergence Capital PartnersF-Prime CapitalFenway Summer Ventures+9 more

Prosper AIgetprosper.aiinJun 2023 · $30M

Prosper provides AI agents to healthcare organizations to improve operational efficiency and patient access to care.

AI & Machine LearningEnterprise SoftwareHealthtechSaaSNew York City, US

Xavier de Gracia(Founder)inJosep Mingot(Founder)inEric Zielinski(COO)

Co-investorsAndreessen HorowitzEmergence Capital PartnersSiesta VenturesBase10 PartnersCompany VenturesEWOR

Protegoprotegosolutions.io𝕏Jun 2021Defunct

Protego provides chargeback management software that automates dispute processes and tracks chargebacks in real time to help merchants identify patterns in fraudulent activity and recover revenue.

CybersecurityEnterprise SoftwareSaaSBogotá, CO

Pablo Rojas(Founder)inRafael Casabianca

Co-investorsNovartis Venture FundDigitalis VenturesDroia VenturesForbionGlilot Capital PartnersGlobal Founders Capital+7 more

Protentprotent.aiJan 2026

Protent supplies video analysis software that detects escalating incidents and threat patterns in real time, enabling law enforcement and security personnel to prioritize responses and intervene early.

CybersecurityEnterprise SoftwareSan Francisco, US

Srihan Balaji(CEO)inAbhisheik Sharma(CTO)in

Co-investorsEight Capital

Protex AIprotex.aiinJun 2021

Protex AI applies computer vision and generative AI to analyze video footage from industrial sites, identifying operational patterns and safety risks in real time.

AI & Machine LearningEnterprise SoftwareIoTLogistics & Supply ChainLimerick, IE

Dan Hobbs(Founder)inCiarán O'Mara(Founder)inCat McGurren(Head of Talent)Angelica Shah(Senior Talent Acquisition \u0026 People Operations Partner)

Co-investorsBlack Nova VCDarcy Nauntonfirstminute capitalNotion CapitalAussie AngelsElkstone Capital Partners+5 more

Protobaseprotobase.ioJan 2020Defunct

Protobase provides spreadsheet software with structured data capabilities including tables, queries, filters, and search functionality for organizing and analyzing information.

Developer ToolsEnterprise SoftwareChicago, US

Ben Vogt(Founder)in

Protocol Labsprotocol.aiin𝕏Jun 2014

Protocol Labs is an innovation network connecting over 750 tech organizations developing breakthrough technologies across web3, AI, AR, VR, BCI, hardware, and related fields.

AI & Machine LearningCrypto & Web3Data & InfrastructureDeep TechEnterprise SoftwareSan Francisco, US

Juan Benet(CEO, Engineer)inDavid Dryjanski(Engineering Manager)Henri Stern(Research Scientist)inCarl Cervone(Startup Operator)Jesse Tinsley(Recruiter)Maribeth Kaump(Recruiting Coordinator)

Co-investorsa16z cryptoAndreessen HorowitzBlueYard CapitalCapital B Private HoldingsDigital Currency GroupFundersClub+14 more

Protonetprotonet.infoin𝕏Jan 2016

Data & InfrastructureEnterprise SoftwareHardwareSan Ramon, US

Christopher Blum(Founder)inAli Jelveh(Chief Revolutionary Officer)in

Co-investorsAndreas Bremke GmbHCRCM VenturesDraper AssociatesLynett Capital PartnersSv Tech Ventures, Inc.Zillionize

Prototyping.ioprototyping.ioin𝕏Apr 2026Acquired

Prototyping.io uses artificial intelligence to convert computer-aided design files into finished mechanical components, with automated analysis and production processes designed to reduce cost and accelerate delivery.

Advanced ManufacturingRoboticsSan Francisco, US

Revanth Bodepudi(CEO)inPrerit Oberai(CTO)in

Co-investorsEight CapitalHAWKTAILZero Index20VCBlast.ClubBlueprint Ventures (SEA)+10 more

Proven Groupprovenskincare.comin𝕏Jan 2018

Proven Skincare provides personalized skincare routines for acne-prone skin based on a science-backed quiz assessment.

AI & Machine LearningConsumerDirect to ConsumerE-commerceHealthtechSan Francisco, US

Amy Yuan(Founder)inMing Zhao(Founder)inMINGSHU ZHAO(Executive Officer, Director)ZAOSHI YUAN(Executive Officer, Director)inMing S. Zhao(Founder)inAmy Zaoshi Yuan(Founder)in

Co-investorsFJ LabsMindset VentureSoma CapitalStartXValia VenturesVentureSouq+5 more

ProvenMetalprovenmetal.comin𝕏Jun 2026

ProvenMetal manufactures printed circuit boards with fast seven-day turnaround and 100% X-ray inspection coverage.

Advanced ManufacturingHardwareRoboticsSan Francisco, US

Johnny Doyle(CEO)inWill Carkner(CTO)in

Co-investorsRebel FundTranspose Platform Management645 VenturesA3 VenturesAlumni VenturesCollab+Currency+1 more

Provisionprovision.comin𝕏Jun 2022 · $7M

Provision develops AI-powered software tools for construction contractors to manage complex contracts, drawings, and estimates, reducing project errors and improving profitability.

AI & Machine LearningConstruction TechData & InfrastructureEnterprise SoftwareSaaSToronto, CA

Luigi La Corte(Founder)inBrendan Ardagh(Founder)inAdam Koszek(CTO Mentor)Toby Kim(Chief of Staff)

Co-investorsOne Way VenturesTeam Ignite VenturesBrickyardCercano ManagementCYPRESS VENTURE CAPITALPeterson Venture Partners+2 more

Proximittyproximitty.aiinJan 2026

Proximitty builds AI agents to automate commercial lending workflows for banks, including document ingestion, financial analysis, covenant monitoring, and loan servicing for C&I, CRE, and SBA loans.

AI & Machine LearningEnterprise SoftwareFintechSan Francisco, US

Wye Yew Ho(CEO)inZi Zhang(CTO)in

Co-investorsCohen CircleSterling RoadBlast.ClubCRV (Charles River Ventures)Sandwith Ventures, LLCSeraph Group+5 more

Proxinoproxino.comJun 2011Defunct

Proxino provides infrastructure for observing and troubleshooting JavaScript execution in browsers and client applications.

Data & InfrastructureDeveloper ToolsEnterprise SoftwareSan Francisco, US

Muzzammil (MZ) Zaveri(Founder)inEthan Fast(Founder)in

Proxisproxis.aiin𝕏Jun 2024

Proxis automates internal operations for enterprises by implementing AI across organizations, including onboarding non-technical employees onto AI tools, managing Claude Skills, and building private AI agents connected to a company's system of record with employee-level permissions.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Liam Collins(CEO)inJackson Stokesin

Co-investorsPioneerMarble Creek Ventures

Proxyproxy.comin𝕏Jun 2016 · $13.6Macquired by Oura

Proxy develops a digital wallet application for mobile devices and wearable rings that handles payments, identity verification, and authentication.

ConsumerHardwareSan Francisco, US

Denis Mars(CEO)inSimon Ratner(CTO)inHenrik Hussfelt(Dir Engineering)Kenny TuckerBen GumbinerLance Cohen(Dir Engineering)

Co-investorsBlackbird VenturesScale Venture PartnersZillionizeB37 VenturesCamden PartnersCoatue Management+5 more

Proxyproxy.ingMar 2019 · $13.6M

The Proxy Company builds Proxy, a personal AI intelligence layer for macOS and iPhone that runs multiple AI agents, models a user's world through a "Life Map" graph, and connects to external tools and services.

AI & Machine LearningConsumerDeveloper ToolsBrooklyn, US

Co-investorsTwelve BelowCoatue ManagementKleiner PerkinsScale Venture PartnersScript Capital

Psylarispsylaris.comin𝕏Jan 2018

Psylaris develops virtual reality tools for mental health practitioners to support exposure therapy, EMDR, and stress reduction as part of clinical treatment in Dutch mental health care settings.

Digital HealthHealthtechMental HealthMaastricht, NL

Christoph Lynen(CTO)inYoeri Dassen(CEO)

Co-investorsBrightlands Venture Partners

Pulleypulley.comin𝕏Jan 2020

Pulley is a cap table and equity management platform for founders and finance leaders to manage ownership, tokens, and stakeholders from seed stage to scale.

Enterprise SoftwareFintechSaaSSan Francisco, US

Yin Wu(Founder)inGrant Oladipo(COO)inMark Erdmann(Founder)Emily Pallin(Recruiter)Victoria Sian(Recruiter)Marcus Boorstein(Director, Engineering)

Co-investorsDria VenturesLa FamigliaNextB VenturesRecall Capital8VCBoxGroup+8 more

PullRequestpullrequest.comin𝕏Mar 2018acquired by HackerOne

PullRequest was a marketplace and platform for on-demand code review, connecting development teams with expert reviewers who checked pull requests for quality and security issues.

AI & Machine LearningCybersecurityDeveloper ToolsEnterprise SoftwareAustin, US

Lyal Avery(CEO)inBryan Frist(Board Member)inTyler Mann(CTO)

BoardAnna Patterson(Director)in

Co-investorsFikaFundersClubDefy PartnersFika VenturesFrialeGradient Ventures+4 more

Pulpixpulpix.comJan 2016acquired by ADYOULIKE

Pulpix provides AI-powered personalization software for online video platforms to customize the viewing experience for users.

AI & Machine LearningEnterprise SoftwareMarketing TechNew York City, US

Sabry Otmani(CEO)inDenis Vilar(CTO)in

Co-investorsStudio VC

Pulppopulppo.comin𝕏Jun 2022Acquired

Pulppo is a modern real estate platform in Latin America that combines experienced real estate advisors with technology to simplify the property buying and selling process.

B2B MarketplacesMarketing TechPropTechMexico City, MX

Matías Gath(Founder)inAgustín Iglesias(Founder)inAgustin Iglesias(Founder)inMatias Gath(Founder)inMatias Gath Agustín Iglesias(Founder)Charly Celaya(HR Director)

Co-investorsavraBoost CapitalFirst Check VenturesGaingelsLatitud VenturesOlive Tree Capital+10 more

Pulsegetpulse.careJan 2017Defunct

The page is an educational article about care coordination software for clinics, hospitals, and care networks, covering how such platforms aggregate patient data, stratify risk, and automate care workflows.

Digital HealthHealthtechSaaSWellness & FitnessBengaluru, IN

Chaitu Aluru(Founder)inVamsee Chamakura(Founder)inAkshat GoenkaSourav Chandra(Full Stack Engineer)

Co-investorsAltaIR CapitalFrialeKhosla VenturesLiquid VenturesMatrixS2 Capital+3 more

Pulsepulse.qa𝕏Jan 2018Acquired

Pulse operates a marketplace where C-suite technology executives share knowledge and insights with each other and with software vendors.

Enterprise SoftwareFuture of WorkMarketplacesSan Francisco, US

Mayank Mehta(CEO)inAnand Thaker(Technical /CTO)inEdul Patel(Chief Editor)in

Co-investorsArray Ventures Management LlcAV8 VenturesFarvatn VentureFJ LabsPlanet 9 CapitalTrue Ventures+6 more

Pulserunpulse.comin𝕏Jun 2024 · $3M

Pulse is a document intelligence platform that uses OCR, layout analysis, and vision models to extract structured data from complex documents for enterprise and AI teams.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSan Francisco, US

Sid Manchkanti(CEO)inRitvik Pandey(CTO)inAnand Thaker(Founder)inChaitu Aluru(Founder)inMayank Mehta(Founder)inRaj Singh(Founder)

Co-investorsOlive Tree CapitalVocal VenturesAmplify.LAAntlerCEOs'Crosslink Capital+6 more

Pulse Active Stations Networkgetpulse.ininJan 2019

Pulse operates a network of IoT-based smart kiosks called Pulse Active Stations that measure 21 body parameters and assess risk for 12 lifestyle diseases.

HardwareHealthtechIoTWellness & FitnessIndia, IN

Joginder Tanikella(Founder)in

Co-investorsASICS Ventures CorporationMistletoe

Pulse Q&AinJun 2018 · $4M

San Francisco, US

Mayank Mehta(Executive Officer, Director)

BoardAnand Thaker(Director)in

Co-investorsAV8 VenturesTrue Ventures

Pump.copump.coin𝕏Jun 2022

Pump provides discounted AWS cloud computing for early-stage startups through collective purchasing and automated optimization, with no setup or engineering required.

AI & Machine LearningFintechSaaSSan Francisco, US

Spandana Nakka(CEO)inShri B(Founding Engineer)Luis Vale(Business Associate)Paul Russo(Chief of Staff)Sharvin Manjrekar(Business Associate)Stuart(Business Associate)

Co-investorsDe Fi Alliance HoldingsDG Daiwa VenturesFocal VenturesPioneerFailup VenturesFocal+2 more

PumpGTMgigacatalyst.comin𝕏Apr 2026

Gigacatalyst is an AI-powered platform that automates the setup of product demos, POCs, and implementation environments by generating real configurations through a company's product APIs based on customer requirements.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareMarketing TechSaaSSan Francisco, US

Namanyay Goel(Founder/CEO)inNamanya Yog

Co-investorsFjor Founders

Punchcardpunchcard.comin𝕏Jun 2023

Punchcard is an AI-powered audit workspace that automates document collection, workpaper generation, and review for auditing teams.

AI & Machine LearningEnterprise SoftwareFintechLegalTechSaaSProvo, US

Daniel Alberson(CEO)inJason Draper(Founder)Nathan Turnbow(Founder)Vidyasagar RanganaboinaKyle Saunders

Co-investorsDell Technologies CapitalFJ LabsFoundation CapitalGeneral CatalystIA Seed VenturesLiquid Ventures+5 more

Purecollectpure.comin𝕏Jun 2023

Collectpure operates a marketplace for buying and selling gold, silver, and rare coins, with dedicated concierge support for traders and collectors.

ConsumerMarketplacesLos Angeles, US

Trey Benedict(Founder)inDavid GordilloJosh Davidson(Controller)Allen Ren(cs lead)Finn Sklarew(finn)Armando Villanueva(Founding eng)

Co-investorsLudlow VenturesNat TurnerPioneerAndreessen HorowitzCapitalize VCFELIX CAPITAL+5 more

Purple Platepurpleplate.coinJun 2018Defunct

Purple Plate operates shared kitchen facilities that handle food preparation and delivery logistics for restaurant partners, allowing them to expand their delivery operations without managing fulfillment in-house.

ConsumerFoodTechSan Francisco, US

Chen-Chen Huo(Owner)inAntony Bello(Founder)in

Co-investorsBeluga CapitalValor Equity PartnersVy Capital

Purpose Financepurposefinance.cominJan 2021Defunct

Purpose Finance provides environmental, social, and governance data about retailers to help customers make purchasing decisions aligned with their values, along with a rewards program.

FintechSan Francisco, US

Anna Matalon(Founder)inJon Sheller(Founder)inBrendan Tobin(Founder)in

Co-investorsHarvard Management CompanyKleiner PerkinsSequoia Capital

Pursuitrevlo.coJun 2016Acquired

Revlo provides tools for video game streamers to interact with and monetize their audience through fan engagement features like rewards and recognition systems.

ConsumerCreator EconomyGamingSan Francisco, US

Adam Hueniken(Vice President of Engineering)inMoawia Eldeeb(Team Lead)inJames Sun(CEO)Julie Topp(Head of Product)

Co-investorsExtreme Venture PartnersExtreme Venture Partners LLPMaple Leaf Angels1517Correlation VenturesFoundation Capital+7 more

Pushbulletpushbullet.com𝕏Jan 2014

Pushbullet is a service that enables users to share files, messages, and other content across multiple devices like phones, tablets, and computers with minimal manual effort.

ConsumerSan Francisco, US

Ryan Oldenburg(CEO)inChristopher Hesse(Founder)inAndre von Houck(Founder)in

Co-investorsAlexis OhanianCaffeinated CapitalGarry TanGeneral CatalystInitialized CapitalLiquid Ventures+1 more

Pygetpy.comJun 2017Acquired

Py operates mobile apps and a hiring platform that uses skills assessments to match candidates with tech jobs.

EdTechSan Francisco, US

Derek Lo(CEO)

Co-investorsDorm RoomImagine K12Liquid VenturesMAGIC FundVenture Investment AssociatesZillionize

Pykaflypyka.cominJun 2017 · $40M

Pyka develops all-electric cargo aircraft for military logistics applications.

Advanced ManufacturingAgTechClimate TechDefense TechHardwareLogistics & Supply ChainRoboticsSpace TechSan Francisco, US

Michael Norcia(CEO)inNathan White(CEO)inKyle Moore(Founder)inChuma Ogunwole(COO)inMonisha White(People Operations Manager)

Co-investorsBold Capital PartnersCatapult VenturesDCVC (Data Collective)GaingelsLightbankMana Ventures+15 more

Pylonpylonlending.comin𝕏Jul 2023 · $3.3M

Pylon provides an API-based mortgage origination platform that automates and digitizes the mortgage lending process.

AI & Machine LearningFintech

Trent Hedgein

Co-investors500 GlobalConversion CapitalGeneral CatalystRavelin CapitalVillage GlobalALLEGIS CAPITAL+7 more

Pylonusepylon.comin𝕏Jan 2023 · $3.3M

Pylon provides post-sales workflow management tools designed for B2B teams operating across multiple communication platforms including email and chat.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Advith Chelikani(Founder)inMarty Kausas(Founder)inRobert Eng(Founder)inAdvitheey Chelikani(Executive Officer, Director)Martynas Kausas(Executive Officer, Director)Paul Luu(Recruiter)

Co-investorsActivant CapitalAndreessen HorowitzavraBain Capital VenturesHorizonBoxGroup+2 more

Pylonpylon.comJul 2023 · $3.3M

A company that builds voice technology products, including Spoketack and Tasted, and is developing a new product called Worbler AI, currently in beta.

AI & Machine LearningDeep Tech

Co-investorsRavelin CapitalAndreessen HorowitzBain Capital VenturesBoxGroupGeneral CatalystUncorrelated Ventures

Pyrlspyrls.comin𝕏Jan 2022

Pyrls provides a website and mobile application that helps clinicians prescribe medications, dispense them, and inform patients about their treatment regimens.

HealthtechSaaSMinneapolis, US

Derek Borkowski(Founder)in

Co-investorsCoho DeeptechDaft CapitalGraham Walker VentureWefunds

Pyroscopepyroscope.ioin𝕏Jan 2021Acquired

Grafana Pyroscope is an open source continuous profiling system that aggregates performance data and enables application teams to identify resource usage and performance bottlenecks down to the source code level.

Cloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Ryan Perry(Founder)inDmitry Filimonov(Founder)in

Co-investorsASDF VenturesOpen Opportunity FundBase Case CapitalGeneral CatalystHack VCHarvard Management Company+3 more

Pythagorapythagora.aiMay 2024 · $4M

OSS dev tool that builds entire apps from scratch by talking to you

Zvonimir Sabljić(Founder)inLeon Ostrež(Founder)inSenko Rasic(Founder)

Co-investorsInovo VCMaiora Rebel VenturesMoonfire VenturesRebel Fund500 Emerging EuropeSQ Capital+2 more

Pyxaipyxai.cominJan 2019

Pyxai offers an AI-powered assessment platform that evaluates candidates on soft skills to help organizations identify talent more likely to succeed and stay in their roles, aiming to improve employee retention and accelerate hiring.

Enterprise SoftwareHR TechSaaSBoston, US

Angela Edwards(Founder)inKurt Edwards

QFEXqfex.comin𝕏Apr 2025

QFEX operates a 24/7 exchange where traders can access US equities, commodities, and foreign exchange pairs with leverage options up to 100x, as well as perpetual futures contracts.

FintechMarketplacesLondon, GB

Annanay Kapila(CEO)inJoshua Wharton(CTO)inAdrian O'Neill(COO)Robert Blyth(COO)

Co-investorsBlast.ClubGeneral CatalystMoonfire VenturesTranspose Platform Management468 CapitalGoodwater Capital+7 more

Qlogetqlo.cominJun 2026

Qlo builds AI software that automates the commercial insurance underwriting process, covering everything from submission to renewal.

AI & Machine LearningFintechInsurTechSaaSSan Francisco, US

Ryan Hu(CEO)inLiv Huang(Founder)in

Co-investorsAddin Venture

qomplementqomplement.comin𝕏Apr 2026

qomplement is an ERP platform designed for AI agents to operate enterprise supply chain, planning, and financial operations without manual human intervention.

AI & Machine LearningEnterprise SoftwareSan Francisco, US

Kerim Taray(CEO)inAndres Garza(CTO)in

Co-investorsTreeo VCAndreessen HorowitzDalus CapitalEmergence Capital PartnersPioneerRobinhood+1 more

Quadthequad.cominJun 2011Defunct

Quad is a mobile platform that helps college students track assignments, communicate with peers, and access academic support by converting syllabus information into structured data.

EdTechNew York City, US

Sagar Shah(CEO)inBrian CampbellBen PellowLouis Fu

Co-investorsBase Venture Management, Inc.Start CapitalSV Angel

Quadrant Eyequadranteye.comin𝕏Jan 2021Defunct

Quadrant Eye develops at-home diagnostic technology to conduct comprehensive eye examinations.

AI & Machine LearningHealthtechMedical DevicesSan Francisco, US

Quinn Wang(Founder)inKristine Hara(Founder)Jobs HR(HR)

Co-investorsFourth RealmAmino CapitalConscience VCHarvard Management CompanyKhosla VenturesLombardstreet Ventures+3 more

Quadrant Healthquadrant.healthinJan 2021

Quadrant Health uses electronic health record and messaging data to forecast patient disease progression and enable early intervention.

AI & Machine LearningHealthtechSaaSNew York City, US

Anin Sayana(Founder)inKrishna Gorrepati(Founder)in

Co-investorsAbstract VenturesAlumni VenturesAudaciousSoma CapitalStartXKleiner Perkins

QualGentqualgent.aiin𝕏Apr 2025

QualGent builds AI-native quality infrastructure for software testing and verification, enabling enterprises to validate AI-generated code and systems at scale with deterministic confidence.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Shivam Agrawal(CEO)inAaron Yu(CTO)in

Co-investorsLeonis CapitalAmino CapitalDarwin Venture ManagementShanda Group

Quanquanwellbeing.comin𝕏Jan 2022 · $1.1MAcquired

Quan is a digital platform that assesses individual well-being across dozens of dimensions spanning personal and work life, then aggregates anonymous team-level data to help managers and organizations identify targeted interventions.

Enterprise SoftwareHealthtechHR TechSaaSWellness & FitnessThe Hague, NL

Arosha Brouwer(Founder)inLucy Howie(Founder)in

Co-investors4impact capital7percent VenturesGolden Egg Check Capital B.VJoanna Invests Angel Collective3C CapitalEast Ventures+1 more

Quantierraquantierra.com𝕏Jan 2015

Quantierra uses proprietary software to source, analyze, and execute real estate transactions for institutional investors, non-profit organizations, and other clients.

PropTechNew York City, US

Sandip Trivedi(Founder)inPhillip Gales(CEO)

Co-investorsVentureSouqProteus Capital ManagementVenture Investment Associates

Quantstampquantstamp.comin𝕏Jan 2018

Quantstamp provides smart contract and blockchain security audits and verification services for Web3 and Web2 projects.

Crypto & Web3CybersecurityEnterprise SoftwareSan Francisco, US

Richard Ma(CEO)inSteven Stewart(CTO)inDon Ho(Manaing Director)Krishna Sriram(Director, Partnerships)Emily Hinojos(Executive Assistant)Samantha Stortz-Stierle(Recruiter)

Co-investorsBloccelerate VCDG Ventures, Inc.DragonflyFifty YearsFJ LabsHashed+22 more

Quantstructquantstruct.comin𝕏Jan 2025

Quantstruct automates software documentation creation and maintenance by integrating with development tools, codebase events, and support channels to generate and update technical documentation.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Sarthak Srinivas(CEO)inNewman Hu(CTO)in

Co-investorsEight CapitalFounders NetworkTranspose Platform ManagementCalm Ventures

Quartzyquartzy.comin𝕏Jun 2011

Quartzy provides a platform for lab management and research resource optimization, serving life scientists, lab managers, and academic institutions.

BiotechDeep TechE-commerceEnterprise SoftwareHealthtechSaaSSan Francisco, US

Jayant Kulkarni(CEO)inAdam Regelmann(CPO)inAjoy Sojan(CTO)sylvie.dao@quartzy.comTristan Pemble(Director of Engineering)Courtney Bogaard(Director of HR)

Co-investorsA.Capital VenturesBling CapitalLerer HippeauMultiplier CapitalSilicon BadiaTeamworthy Ventures+11 more

Quaryquary.devin𝕏Jan 2024Defunct

Quary provides an in-browser platform for analytics engineering that allows data analysts to develop, test, and deploy data models without leaving their browser, enabling them to work more independently from data engineering teams.

AI & Machine LearningData & InfrastructureEnterprise SoftwareLondon, GB

Benjamin King(Founder)inLouis Jordan(Founder)in

Queenlyqueenly.comin𝕏Jan 2021Defunct

Queenly is an online marketplace where users can buy and rent formal wear across iOS, Android, and web platforms.

ConsumerDirect to ConsumerE-commerceMarketplacesSan Francisco, US

Trisha Bantigue(Founder)inKathy Zhou-Patel(Founder)inTrisha Bantigue Tsao(Founder)inMengzhou Zhou(Director)Kathy Zhou(Founder)Dewandra Downs(Software Engineer)

Co-investorsAlumni VenturesAmino CapitalGaingelsInterlace VenturesRebel FundSHAKTI+14 more

Quellplayquell.comin𝕏Jun 2020Acquired

Quell develops fitness gaming software that combines combat-based gameplay with physical exercise, helping users achieve fitness goals through interactive gaming experiences.

AI & Machine LearningConsumerGamingHardwareHealthtechLondon, GB

Cameron Brookhouse(Founder)inLorenzo Spreafico(COO)inDouglas Stidolph(Founder)inMartin Tweedie(Founder)inSandy Lockie(Design Director)Peter Cornelius(Production Director)

Co-investorsHeartcore CapitalKube VCJosh HannahKamal Ravikant CapitalKhosla VenturesRavikant Capital+2 more

Quero Educationquerobolsa.com.brJun 2016

Quero Bolsa is a Brazilian online marketplace that connects students with universities and colleges offering scholarships and discounts on tuition.

EdTechMarketplacesSão José dos Campos, BR

Bernardo de Padua(CEO)inThiago Brandão(Founder)inLucas GomesMurilo Narciso(Head of HR)inVitor Albuquerque(Group Product Manager)inRoger Garcia(CTO)

Co-investorsFundersClubIporanga VenturesLumia CapitalACE & CompanyEndeavor CatalystGraph Ventures+2 more

Query Varyqueryvary.comin𝕏Jan 2022

Query Vary provides a no-code platform for building workflows that connect software inputs to large language models and output integrations, enabling tasks like data extraction from transcripts, documentation chatbots, and form-to-report automation.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Walter Pintor(Founder)inDirk Jan van Veen

Co-investorsEntrepreneur FirstPlug and Play Ventures

QueryPie AIquerypie.comin𝕏Jan 2020

QueryPie provides database access management with real-time auditing and automated data masking capabilities for enterprises managing complex database permissions and security compliance.

AI & Machine LearningCybersecurityData & InfrastructureEnterprise SoftwareSeoul, KR

Benjamin Yang, Director of product development(Product Manager)inPeter ShinThomas Jang(Head of front-end development)Brant Hwang(CEO)

Co-investorsAtinum Investment Co. Ltd.SazzeZ Venture CapitalAF WPartnersKakao VenturesMirae Asset Venture Investment+5 more

Questquest.appin𝕏Jun 2021Defunct

Quest is a question-and-answer platform where professionals share career guidance through recorded audio responses, featuring practitioners from startups and established technology companies.

ConsumerMedia & EntertainmentAmsterdam, NL

Robert Gaal(Founder)inEmiel van Liere(Founder)inCraig Choy(Founder)Evan Chow(Founder)Matthew Wu(Founder)Michael Kogan(Founder)

Co-investorsAntlerCore91.vcGICTechstars

QuestDBquestdb.comin𝕏Jun 2020

QuestDB is an open-source time-series database designed for high-performance analytics and low-latency querying of temporal data.

Data & InfrastructureDeveloper ToolsEnterprise SoftwareLondon, GB

Nicolas Hourcard(Founder)inTancrede Collard(Founder)inVlad Ilyushchenko(Founder)in

Co-investorsEpisode1Kima VenturesUncorrelated Ventures468 Capital7-VenturesNew Forge

Quetzalgetquetzal.comJun 2024

Quetzal provides a platform for translating and internationalizing software products with context awareness and consistency, targeting engineering teams building global applications.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

John Thompson(CEO)inBrendan Agliardo(CTO)John W. Thompson(Founder)in

Queueusequeue.comin𝕏Jun 2020Defunct

Queue provides a platform for managing creative agency operations, serving video editors, UI/UX designers, and esports coaches for tasks like VOD reviews and project management.

Creator EconomyDeveloper ToolsEnterprise SoftwareSaaSMiami, US

Mas Hossain(Founder)inJean-Philippe Gagnon(Founder)inJonathan Gauthier(Employee / QA Engineer)

Co-investorsAdapt VenturesUtopian Ventures75 & SunnyAlleyCorpBackend CapitalCathexis Ventures+5 more

Quickcardquickcard.comJan 2020Defunct

Quickcard provides a platform for creating personalized sales documents that adapt to individual customer requirements, moving beyond static email attachments.

Enterprise SoftwareSaaSSales TechSan Francisco, US

Rikhav Shah(CTO)inMathew PregasenSteve Johnson(Software Engineer)Kaya Dorogi(Director of Outreach)

Co-investorsDorm RoomFundersClubAgrolimen VenturesDragon CapitalKleiner PerkinsSoma Capital

Quickchat AIquickchat.aiin𝕏Jun 2018

Quickchat AI provides tools for designing, refining, and deploying AI agents that are secure, customizable, and brand-aligned.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSWarsaw, PL

Piotr Grudzien(CTO)inDominik PosmykMichał Przybysz(Front-end Engineer)Michał Rossian(Front-end Engineer)

Co-investorsAmino CapitalAutochrome VenturesCypher CapitalEndure CapitalSCM AdvisorsVenture Investment Associates+1 more

QUIKquikpago.com𝕏Jan 2022

QUIK operates a two-sided platform in Latin America: a consumer super app for rapid delivery of food, groceries, and goods with flexible payment options, and a business software suite that enables merchants to manage inventory, create a web presence, and integrate with the delivery network.

ConsumerMarketplacesSaaSMaracaibo, VE

Alejandro Flores-Hernandez(Founder)inMauricio Martínez(Founder)in

Co-investorsGoodwater Capital

Quillquill.coJan 2020

Quill provides a suite of tools for building customer-facing dashboards, including a React library, API, and management platform.

Data & InfrastructureEnterprise SoftwareSaaSSan Francisco, US

Shawn Magee(Founder)inRishi Raman(Founder)inMadhura Kumar(Founder)inMichael Daugherty(Founder)Jo Zhu Kennedyin

Co-investorsBasis Set VenturesCypress Growth CapitalIndex VenturesM13Materialized View Capital500 Global+10 more

Quill Billsquillbills.cominJun 2023

Quill Bills automates revenue cycle management for independent healthcare practices, handling insurance claims processing, eligibility verification, denial management, and patient billing through AI agents and EHR integration.

AI & Machine LearningHealthtechSaaSSan Francisco, US

Gabriel Banks(Founder)inKartik Donepudi(Founder)in

Co-investorsMoxxie VenturesHyperLink VenturesSandhill (ex Stonks)

Quilt Dataquiltdata.comin𝕏Jan 2016

Quilt provides a data platform for life sciences teams to organize, manage, and collaborate on scientific data stored in AWS.

AI & Machine LearningBiotechData & InfrastructureDeveloper ToolsEnterprise SoftwareHealthtechSan Francisco, US

Kevin Moore(CEO)inAneesh Karve(CTO)Rob Newman(Director of Engineering)Ernest Prabhakar(Director of Engineering)

Co-investorsAlumni VenturesJude GomilaOlima VenturesRising TideStreamlined VenturesVertex Ventures+12 more

Quindarquindar.spacein𝕏Jun 2022 · $6M

Quindar provides ground software for satellite operations monitoring and automation, serving governments and defense organizations in the space sector.

Defense TechEnterprise SoftwareSaaSSpace TechDenver, US

Nate Hamet(Founder)inSunny Bhagavathula(Founder)inDavid Lawrence(Founder)inZach Meza(Founder)inShaishav Parekh(Founder)inMatt Regan(Founder)in

Co-investorsBooz Allen VenturesFundersClubFUSESoma CapitalWashington Harbour PartnersBooz Allen Hamilton+6 more

Quippyquippyapp.comin𝕏Sep 2026

Quippy is an app that provides a personalized, adaptive program for practicing social interactions through voice or text role-play with live feedback and targeted drills.

AI & Machine LearningConsumerWellness & FitnessSan Francisco, US

Jonathan Li(CEO)in

Quit Geniusquitgenius.com𝕏Feb 2018

Pelago provides virtual-first substance use treatment for tobacco, alcohol, opioids, cannabis, and stimulants, combining digital tools, live counseling, and medication-assisted treatment for employers and organizations.

Digital HealthEnterprise SoftwareHealthtech

Maroof Ahmed(Founder)inSarim Siddiqui(Founder)inYusuf Sherwani(Founder)inYusuf Sherwani, M.D.(Co-founder and CEO of Quit Genius)

Co-investorsAAF Management Ltd.Burda Principal InvestmentsCade VenturesAtomicoEQT VenturesForce Over Mass Capital+3 more

Quivly AIquivly.aiin𝕏Sep 2026

Quivly provides an AI-powered action prioritization and drafting platform for revenue and customer success teams.

AI & Machine LearningEnterprise SoftwareSaaSSales TechSan Francisco, US

Chandrika Maheshwari(Founder/CEO)inTanay Agrawal(Founder/CTO)in

Co-investorsVitalStage Ventures

Qulture.Rocksqulture.rocks𝕏Jan 2018Acquired

Qulture.Rocks provides software for managing personnel, organizational goals, and workplace culture at startups and growth-stage companies.

Enterprise SoftwareHR TechSan Francisco, US

Francisco Homem de Mello(CEO)in

Co-investorsC3 VenturesFundersClubCanaryFour CitiesOurCrowdRedpoint Ventures+1 more

QuotaBookquotabook.comin𝕏Jan 2021

Quotabook provides investor relations management software for Korean startups and enterprises, enabling end-to-end management of fundraising, investor reporting, and financial data.

Enterprise SoftwareFintechSaaSSeoul, KR

Andy Choi(Founder)inDan HongPilseon Jun

Co-investorsDraper AssociatesElefundShorooq PartnersWhoa I Lp, By: Whoa VenturesAccess VenturesCapstone Partners Korea+4 more

Quotainquotain.comin𝕏Jun 2025

Quotain is a sales simulation platform that helps sales reps practice pitches, uncover objections, and prepare for live buyer calls through AI-powered role-play scenarios.

AI & Machine LearningEnterprise SoftwareSaaSSales TechNew York City, US

Alexander Talamonti(CEO)inJason He(Founder)inAlex Talamonti(Founder)

Co-investorsCoeus CollectiveOurCrowd

Quotient Labssyntropy.ioin𝕏Jan 2026

Syntropy is an autonomous coding agent that generates tested code implementations from feature descriptions and submits pull requests, with integrations for Slack notifications and custom MCP extensions.

AI & Machine LearningEnterprise SoftwareFuture of WorkSan Francisco, US

Saahil Sundaresan(Founder)inAndrew Kuik(Founder)in

Co-investorsAmino Capital

Qventusqventus.comin𝕏Jan 2015

Qventus provides operations management software for hospitals and healthcare systems to address clinical inefficiencies and reduce clinician burnout.

AI & Machine LearningEnterprise SoftwareHealthtechSaaSSan Francisco, US

Mudit Garg(CEO)inIan Christopher(Founder)inBrent NewhouseDan Simon(Vice President, Engineering)Courtney Renaud(Talent Acquisition)Dmitry Kashlev(Mobile Lead)

Co-investorsBessemer Venture PartnersFundersClubMayfield FundNorwest Venture PartnersThink+ Ventures Management, LlcAcorn Pacific Ventures+7 more

Qvinqvin.comin𝕏Jan 2016

Qvin develops the Q-Pad, an FDA-cleared diagnostic menstrual pad that collects menstrual blood samples for non-invasive health monitoring and disease diagnosis.

Digital HealthFemTechHealthtechMedical DevicesWellness & FitnessSan Francisco, US

Sara Naseri(Founder)inSøren Therkelsen(Founder)inJoshua Ehrlich(Software Lead)

Co-investorsAlumni VenturesbyFoundersInventureKluz VenturesSand Hill AngelsSoma Capital+15 more

R2r2.coinJan 2021Acquired

R2 provides embedded financing solutions for merchants, enabling platforms to offer credit through seamless API integration with AI-driven risk assessment and same-day funding.

Enterprise SoftwareFintechSaaSMexico City, MX

Roger Larach(Founder)inRoger Teran(Founder)inRoger Larach Roger Teran(Founder)Roger Terán(Founder)inJavier Scappini(CTO)Rocío Rocha(Talent Acquisition Lead)

Co-investorsALLVPFEMSA VenturesGeneral CatalystGradient VenturesHi VenturesSaints Capital+11 more

Rabbetrabbet.cominJun 2017

Rabbet is a data management platform for real estate professionals that centralizes project and capital data to improve decision-making and operational efficiency.

Construction TechData & InfrastructureEnterprise SoftwareFintechPropTechSaaSAustin, US

Will Mitchell(CEO)inAndrew Latimer(Vice President of Engineering)Andy HiteNicole Kelly(Director of Marketing)Arthur Nisnevich(Product)Vince Heaton(Vice President of Sales)

Co-investorsCamber CreekQED InvestorsAlumni VenturesD&FG ElementsGaingelsRiverside Acceleration Capital+8 more

Racerracer.appJun 2020Defunct

Racer offers food delivery with a target delivery time of 15 minutes.

ConsumerFoodTechNew York City, US

Jeung Park(CEO)inDi QiinRenaise Kim(Hiring)Ainsley Varvel(Operations)

Co-investorsMPG FundCoyote VenturesHarvard Management CompanyPush InteractiveRed Rooster VenturesShaans All Access+2 more

RADARgoradar.cominJan 2013

RADAR is an RFID-based hardware and software platform that enables real-time inventory tracking and location accuracy in retail stores.

AI & Machine LearningEnterprise SoftwareHardwareIoTRetail TechNew York City, US

Spencer Hewett(CEO)inAlan Curtis(Founder)Brandon Roth(Founder)Caleb Tebbe(Founder)Coby Berman(Founder)Devin Eldridge(Founder)

Co-investorsAlign VenturesCianna CapitalColle Capital PartnersExtreme Venture PartnersExtreme Venture Partners LLPPROOF+13 more

Radicalradicalaero.comin𝕏Jan 2023

Radical Aero builds StratoSats, autonomous solar-powered aircraft that operate at 65,000 feet for extended periods to deliver persistent high-performance infrastructure.

Advanced ManufacturingDeep TechDefense TechHardwareSpace TechSeattle, US

James Thomas(Founder)inCyriel Notteboom(Founder)inSimone Jensen(Founder)

Co-investorsInflection.xyzScout VenturesScout VenturesAndreessen HorowitzBessemer Venture PartnersBoxGroup+4 more

Radiusradiusbrowser.comin𝕏Sep 2025

Radius is a Chromium-based browser for developers that lets coding agents like Claude Code, Codex, and Cursor run in parallel alongside PRs, docs, terminals, and localhost servers in a tabbed interface.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US

Quentin Romero Lauro(Founder)inAJ Park(Founder)Alain Rossmann(Founder)Andy Hertzfeld(Founder)Burrell Smith(Founder)Michael Klikushin(Founder)in

Co-investorsAmerican Express Ventures (Amex)HashedVento

Radix Labsradix.bioinJun 2018Defunct

Radix Labs develops software systems that manage operations and workflows in biological research laboratories.

BiotechHealthtechMedical DevicesBoston, US

Dhasharath Shrivathsa(Founder)inIan Paul(Founder)in

Co-investorsBlindspot Ventures Management Cofirstminute capitalLiquid VenturesProtocol LabsSound VenturesThe Engine Ventures

Other

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

PreloadPrism LabsQuikNode

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.