🦊/Investors

Addition

Venture capitalActively deploying

New York · Pre-Seed–Growth · 13 people tracked

Also known as Addition Five Partners · Addition Four Partners · Addition One · Addition Six · Addition Six Partners · Addition Three

Find your way into Addition

3,247 people in our graph share verified history with the Addition team — schools, employers, funds. One of them is your warm intro.

Tianen Liangunlockedknows Robbie Horwitz · together at Silver Lake (overlapped)
×3knows the team · via Morgan Stanley
×3knows the team · via The Wharton School
×3knows the team · via Goldman Sachs
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Investment thesis

Invests in early- and growth-stage technology companies.

Source: firm website, verified Sep 15, 2026.

Stage
Pre-Seed–Growth
Check
$1M – $500M
HQ
New York, NY, US
Leads rounds
Leads
Instruments
Equity
Founded
2020
Last 12 months
10 investments
Private fund assets
$9.2B
VC funds
10
Tracked investments
79
Unicorns
12
IPOs
1
Acquisitions
5

Team · 13 people

from curated & public directories
Ward Breeze· General Partner
Aasim Maknojia· Investorin
Andrew Miskiewicz· Investor𝕏
Jack Spiegel· Investorin
Paul Aaron
Robbie Horwitz· Investorin

What they invest in

from 72 of 79 portfolio companies

AI & Machine Learning ×28SaaS ×24Enterprise Software ×18Fintech ×17Cloud Computing ×14Developer Tools ×14Data & Infrastructure ×13Healthtech ×11

HQs:United States×46Singapore×3Germany×2United Kingdom×2United Arab Emirates×1Australia×1

Who they back

founder profiles across 7 portfolio companies
33%
repeat founders
of 18 founders with career history

Where their founders studiedfrom 12 founders with education data

Yale University ×2

What their founders studiedfrom 17 founders with field-of-study data

Computer Science ×11Engineering ×3Mathematics & Statistics ×3Economics ×2

Where their founders worked beforefrom 18 founders with career history

Stanford University ×6Facebook ×4McKinsey & Company ×2Openai ×2

Investments · 79 tracked

founders shown can be your intro path

By year:2026 · 82025 · 72024 · 62023 · 22022 · 152021 · 172020 · 72015 · 163 dated

Rent the Runwayrenttherunway.comin𝕏NASDAQ: RENT

Rent the Runway is a fashion rental service that lets consumers rent designer clothing — including dresses, tops, trousers, maternity wear, and blazers — from brands such as Sea New York, Ulla Johnson, and BOSS.

Circular EconomyConsumerE-commerceNew York, US

Jennifer Hyman(Co-founder)inJennifer Fleiss(Co-founder)inJohn Rucker(Executive Officer)inBeth Kaplan(Director, Executive Officer)inBrook Hartmann(Executive Officer)Vijayanand Subramanian(Executive Officer)

Co-investorsACME CapitalAdvance Venture PartnersData Point CapitalFelicis VenturesKleiner PerkinsManhattan Venture Partners+21 more

Grubtechgrubtech.cominMay 2024 · $15M✓ verified

grubtech provides a middleware platform called gOnline that unifies fragmented restaurant and quick-commerce operations, connecting POS systems, ERPs, and delivery aggregators into a single operational layer.

Enterprise SoftwareFoodTechRetail TechSaaSDubai, AE

Co-investorsBY Venture PartnersSalica InvestmentsOryx Fund

Primerprimer.aiin𝕏✓ verified

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-investorsAmplify PartnersAngel Collective Opportunity FundCrosslink CapitalDCVC (Data Collective)In-Q-TelIntrepid Growth Partners+6 more

Relationalairelational.aiin𝕏Mar 2022✓ verified

RelationalAI builds a Snowflake-native platform that combines large language models with semantic models, relational knowledge graphs, and rule-based reasoning to enable organizations to create AI-powered decision engines for business operations.

AI & Machine LearningData & InfrastructureEnterprise SoftwareBerkeley, US

Molham Aref(Executive Officer, Director, Promoter)inRobert Muglia(Director)Rafael Gonzalez Caloni(Executive Officer)Nikolaos Vasiloglouin

BoardSoma Somasegar(Director)Ennis Rimawi(Director)

Co-investorsMenlo VenturesTiger Global ManagementMadrona Venture Group

Built TechnologiesinJul 2022SEC filingmedium confidence

Nashville, US

David Chase Gilbert(President & CEO)Scott Thomas Sohr(Director)Jamie Ikerd(CFO)in

BoardMark Goldberg(Director)inFrank Ghali(Director)

Board seatLee Fixel· per SEC Form D · $23.6M raise · filed Jul 2022

Co-investorsNine Four Ventures9Yards CapitalChemistryTCVXYZ Venture Capital

Ernestaernesta.cominSeries A · Mar 2026 · $20M

Ernesta sells custom-sized rugs designed to transform interior spaces.

ConsumerE-commerceNew York, US

Hisao Kushi(Executive Officer)inJohn Foley(Executive Officer, Director)inYony F.(Founder)in

BoardJon Callaghan(Director)inKaren Boone(Director)

Board seatLee Fixel· per SEC Form D

Co-investorsTrue VenturesPlatform Capital

Relay Paymentsrelaypayments.comin𝕏Jul 2021SEC filingmedium confidence

Relay Payments operates a digital payment network for the transportation and logistics industry, providing fast and secure electronic payments for parties involved in freight and delivery transactions.

FintechLogistics & Supply ChainMobility & TransportationAtlanta, US

Spencer Barkoff(Executive Officer, Director)inRyan Droege(Executive Officer, Director)in

Board seatLee Fixel· per SEC Form D · $60M raise · filed Jul 2021

Co-investorsConsenSys MeshOverlineService Provider CapitalZag CapitalTTV Capital

Stedistedi.comin𝕏Series B · Aug 2020 · $50M

Stedi provides APIs and infrastructure for healthcare billing transactions, including eligibility checks, claim submissions, and remittance advice processing.

Enterprise SoftwareHealthtechSaaSBoulder, US

ZACK KANTER(Executive Officer, Director)inZack Kanter(Founder)in

Board seatLee Fixel· per SEC Form D

Co-investorsAlt CapitalBalaji SrinivasanFirst Round CapitalVTF CapitalBloomberg BetaBoxGroup+5 more

Additionadditionwealth.comin𝕏

Addition Wealth is a financial health platform for employees that provides personalized guidance and resources to help manage personal finances, reduce financial stress, and make informed financial decisions.

AI & Machine LearningFintechWellness & FitnessNew York, US

Ana Mahony(CEO & Founder)in

Co-investorsAnthemis VentureCore Venture CapitalCorrelation VenturesFinancial Venture StudioNycaNyca Partners+1 more

Adept siteadept.aiin𝕏Mar 2023 · $350MAcquired

An ML research and product lab building general intelligence by enabling people and computers to work together creatively

Enterprise SoftwareSan Francisco, US

David Luan(Co-founder & Chief Executive Officer)inAshish Vaswani(Co-founder & Chief Scientist)Niki Parmar(Co-founder & Chief Technology Officer)Augustus Odena(Co-founder)Maxwell Nye(Co-founder)inErich Elsen(Co-founder)

Co-investorsA.Capital VenturesAir Street CapitalAtlassian VenturesGeneral CatalystGreylock PartnersNimble Partners+8 more

Airwallexairwallex.comin𝕏Jun 2026 · $320M

Airwallex operates a global banking platform that provides cross-border payments, financial infrastructure, and AI-powered financial software for businesses.

AI & Machine LearningEnterprise SoftwareFintechSaaSSingapore, SG

Jack Zhang(CEO)inMax Li(Co-Founder and Head of Design)inLucy Yueting Liu(Co-Founder and President)inXijing Dai (Jacob Dai)(Co-Founder and Chief Technology Officer)inKi-Lok Wong(Co-Founder and Principal Architect)inJacob Dai(Founder)in

Co-investorsActivant CapitalAEF Greater Bay Area FundAirTree VenturesAthletic VenturesBlackbird VenturesBowery Capital+21 more

Alchemyalchemy.comin𝕏

Alchemy is a platform layer that enables developers to build applications on blockchain networks.

Cloud ComputingCrypto & Web3Developer ToolsFintech

Nikil Viswanathan(Co-Founder and CEO)inJoe Lau(Co-Founder and President)

Co-investorsPantera CapitalDCVC (Data Collective)Founders Fund3cubed Venturesa16z cryptoAndreessen Horowitz+20 more

Alchemyalchemynano.comin

Alchemy develops vertically integrated nanotechnology solutions for high-value applications across various industries.

Advanced ManufacturingDeep TechDefense TechHardwareNew MaterialsRoboticsWaterloo, CA

Khanjan Desai(Founder)inChong Shen(Founder)in

Co-investorsNewfund CapitalWind VentureY Combinator

Alchemyalchemy.run𝕏Feb 2022 · $80M

Alchemy is an infrastructure-as-code tool that lets developers define their entire cloud setup as a TypeScript program, with commands to plan, deploy, and destroy resources across providers like Cloudflare and AWS.

Cloud ComputingDeveloper ToolsSaaS

Co-investorsCrucible CapitalAndreessen HorowitzCoatue ManagementDFJGeniesK5 Global+3 more

Alchemy Cloud Inc.alchemy.cloudin𝕏Apr 2021 · $80M

Alchemy provides a Product Development Platform including electronic lab notebooks, laboratory information management systems, and artificial intelligence tools that help chemists and material scientists accelerate research, product development, and quality control.

AI & Machine LearningCloud ComputingDeep TechSaaSSilicon Valley, US

Sasha Novakovich(Co-Founder & CEO)inDusko Vesin(Co-Founder & CTO ELN & LIMS)inNikola Milinkovic(Co-Founder & CTO AI & DOE)in

Co-investorsUncork CapitalBowery CapitalSouth Central VenturesValuestream VenturesCoatue ManagementGenies+4 more

Avi Medicalavimedical.cominSeries A · Jun 2021 · $35M

Avi Medical operates a network of primary care practices across Germany offering preventive medicine and general medical services.

Digital HealthHealthtechSaaSBerlin, DE

Christoph Baumeister(Co-Founder (former CPO))inJulian Kley(Founder & CCO)inVlad Lata(Founder & CEO)in

Co-investorsBalderton CapitalHeal CapitalPICUS CAPITALVorwerk Ventures3VC

Basebase.clubin𝕏Aug 2026 · $1B

Base is a membership-based social club that curates intimate gatherings and experiences for members seeking meaningful conversations and authentic connections beyond traditional networking.

ConsumerMarketplacesSocial

Co-investorsConnetic VenturesGeek VenturesTetradAltimeter CapitalAndreessen HorowitzCapitalG+8 more

Baseparagraph.comin𝕏Aug 2026 · $1B

Paragraph provides a platform for creating and managing newsletters, with features including draft search, author assignment, and website-based subscriber collection.

AI & Machine LearningCreator EconomyMarketing TechMedia & EntertainmentSaaSSan Francisco, US

Colin Armstrong(Founder)in

Co-investorsArchetypeCoinbase VenturesEthereumLemniscapUnion Square Ventures (USV)Binance Labs+2 more

Base Powerbasepowercompany.comin𝕏Series B · Apr 2025 · $200M

Base Power provides residential battery systems and retail electric provider services to customers in Texas.

CleantechEnergyHardwareTexas, US

Zach Dell(CEO)inJustin Lopas(Co-founder)in

Co-investors137 VenturesAndreessen HorowitzAvenir Growth CapitalCapitalGCongruent VenturesContrary+23 more

Branchbranch.ioin𝕏

Branch is an AI-powered mobile measurement partner (MMP) and omnichannel linking platform that helps brands measure marketing impact and guide customers across apps, web, email, paid media, social, and connected TV.

AdTechAI & Machine LearningMarketing TechSaaS

Mada Seghete(Founder)inMike Molinet(Founder)in

Co-investorsAlate PartnersCoelius CapitalCowboy VenturesMadrona Venture GroupNew Enterprise Associates (NEA)Pear VC+11 more

Branchbranchapp.comin𝕏

Branch is a workforce payments platform that accelerates wage payments to employees and provides financial services.

Enterprise SoftwareFintechFuture of WorkHR TechMinneapolis, US

Atif Siddiqi(Founder)in

Co-investorsAct One VenturesBonfire VenturesGeneral AtlanticGreat North VenturesMatchstick VenturesTechstars+7 more

Branchbranchfurniture.comMar 2022 · $75M

Branch designs and sells ergonomic office furniture, including office chairs and standing desks, aimed at both work-from-home individuals and companies furnishing team workspaces.

ConsumerDirect to ConsumerE-commerce

Verity Sylvester(Founder)in

Co-investorsAlate PartnersCrosscut VenturesMaywic Select InvestmentsSuperAngel.FundAgya VenturesCowboy Ventures+11 more

Bufbuf.buildin𝕏Dec 2021 · $93M

Buf Schema Registry is a package management and registry platform for Protobuf APIs that enables teams to publish, version, and consume API schemas with auto-generated SDKs, documentation, and governance policies.

Cloud ComputingData & InfrastructureDeveloper ToolsSaaS

Co-investorsAbstraction CapitalGarage CapitalLux CapitalAmplify Partners CVGreenoaksHaystack+2 more

BuildBuddybuildbuddy.ioin𝕏Dec 2020 · $3.1M

BuildBuddy makes tools for developers to increase productivity.

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

Siggi Simonarson(Founder)inTyler Williams(Founder)in

Co-investorsScribble VenturesSwitch VenturesThe E14 FundVillage GlobalY CombinatorTwenty Two Ventures

Chainalysischainalysis.comin𝕏Nov 2020

Chainalysis provides investigative services and training programs for cryptocurrency compliance and risk mitigation.

AI & Machine LearningCrypto & Web3CybersecurityData & InfrastructureFintechNew York, US

Jonathan Levin(Co-founder and Chief Executive Officer)inMichael Gronager(Co-founder; former Chief Executive Officer and board-level leader)inJan Møller(Co-founder and scientific/engineering leader)inRakib Azad(Executive Officer)in

BoardPhilippe Botteri(Director)inSarah Tavel(Director)in

Co-investorsAccelAlbionVCArchetypeBlackstoneBNY MellonCoatue Management+27 more

Chaptergetchapter.cominApr 2026 · $100M

Chapter provides Medicare plan comparison and advisory services to help seniors choose the best health insurance coverage.

HealthtechInsurTechSaaS

Noah Wilsonin

Co-investorsCore Venture CapitalMaverick VenturesStripesXYZ Venture Capital8VCFifth Down Capital+3 more

Chapteraskchapter.orgin

Chapter helps American seniors navigate and select Medicare plans by comparing options nationwide and recommending personalized coverage.

Digital HealthFintechHealthtechInsurTech

Noah WilsoninToni Aldridge

Co-investorsFifth Down CapitalHealth2047 Capital Partners LLCMaverick VenturesMorrison Seger Venture Capital PartnersNarya CapitalXYZ Venture Capital+5 more

Chapter.runchapter.showin𝕏Apr 2026 · $100M

Chapter provides lead intelligence for B2B software companies by scanning the internet in real-time to identify relevant prospects based on immediacy and buying intent, serving developer tool vendors seeking high-quality sales outreach.

AI & Machine LearningFintechInsurTechSaaSSales TechSeattle, US

Aditya (JP) Jayaprakash(Co-Founder & CEO)Ece Kayan(Cofounder)

Co-investorsTechstars8VCCore Innovation CapitalFifth Down CapitalGeneration Investment ManagementHealth2047 Capital Partners LLC+5 more

Chronospherechronosphere.ioin𝕏Jan 2023 · $115MAcquired

Chronosphere provides an observability platform for microservices and containers that helps teams detect and fix customer-impacting issues while controlling costs and complexity.

Cloud ComputingData & InfrastructureDeveloper ToolsSaaSNew York, US

Martin Mao(Co-Founder & CEO (now SVP, GM Observability, Palo Alto Networks))inRob Skillington(Co-Founder & CTO)inAshley Alexander(Chief People Officer)inMargaret Dawson(Global Head of Marketing)inBill Hineline(Field Chief Technology Officer)inIan Smith(Chief of Staff to the CEO and Head of Strategy)in

Co-investorsACTAI VenturesAntiBasis Set VenturesCarbide VenturesCardinia VenturesFounders Fund+13 more

CloudXcloudx.ioin𝕏Series A · Nov 2025 · $45M

CloudX is a programmatic advertising stack (SSP) for mobile publishers, offering a "monetization as code" approach with AI agents that automate SDK integration, testing, and auction configuration.

AdTechAI & Machine LearningMarketing Tech

Dan Sack(Founder)in

Co-investorsBreakpoint CapitalEniac VenturesJavelin Venture PartnersTerrain

Daedalusdaedalus.deinOct 2021 · $21M

Daedalus provides cloud infrastructure and tools for precision manufacturing operations, offering manufacturing-specific functionality similar to AWS's broader cloud services.

Advanced ManufacturingRoboticsSan Francisco, US

Jonas Schneider(Founder)in

Co-investorsFirst MomentumLEA PartnersNGP CapitalY CombinatorKhosla VenturesTarget Global+1 more

Dandymeetdandy.comin𝕏

Dandy is a digital dental laboratory that provides AI-powered technology and software to dental practices, offering services including crowns, bridges, dentures, implants, and clear aligners.

AI & Machine LearningHealthtechMedical Devices

Daniel Hanover(Founder)inToni Oloko(Cofounder)in

Co-investors3cubed VenturesAvenir Growth CapitalDorm RoomHuman CapitalInspired CapitalMantis Capital+9 more

Doolydooly.aiMay 2021 · $80MAcquired

Dooly was a CRM integration platform for sales teams, but the company is shutting down on June 30, 2025.

Sales Tech

Justin Vaillancourt(Founder)

Co-investorsMantis CapitalPallasite VenturesReshapeBattery Venturesboldstart venturesBoxGroup+7 more

Ever/Bodyeverbody.cominSeries C · Jun 2022 · $56M

Ever/Body operates aesthetics centers offering cosmetic and beauty treatments performed by clinical experts, combining in-center procedures with at-home care plans for individual clients.

ConsumerHealthtechWellness & FitnessNew York, US

Amy Shecter(Executive Officer, Director)inEvan Gogel(Director)inCatherine Twist(Director)Kira Wampler(Director)

BoardElliot Wagner(Director)inBrian Yee(Director)in

Co-investorsACME CapitalDeclaration PartnersMetaPropMetaProp VenturesReshapeImaginary Venture Capital

Flashtractflashtract.comin𝕏Jan 2022 · $15M

Flashtract automates payment application math and required-document generation for general contractors and their subcontractors, checking for missing documents and calculation errors.

Construction TechFintechSaaSAuburn, US

ROBERT B. (BEN) CONRY(Executive Officer, Director)BLAIR CHENAULT(Executive Officer, Director)in

Co-investorsShine Capital

Floxflox.devin𝕏Sep 2025 · $25M

Flox provides reproducible development environments built on Nix, letting developers bundle the tools and frameworks they need across the software lifecycle.

Cloud ComputingDeveloper ToolsEnterprise Software

Ron Efroni(CEO)inMichael Brantley(CTO)in

Co-investorsHetz VenturesNew Enterprise Associates (NEA)Angel Collective Opportunity FundFirestreak VenturesD.E. ShawEssence Venture Capital+4 more

Inshortsinshorts.comin𝕏Sep 2020

Inshorts is a news aggregation app that condenses articles from multiple publishers into 60-word summaries and uses an AI engine to personalize a user's feed based on reading preferences.

AI & Machine LearningConsumerMedia & Entertainment

Azhar Iqubal(Founder)in

Co-investorsRebright PartnersTanglin Venture PartnersTiger Global ManagementVy Capital

Intuitionintuition.systemsin𝕏Nov 2021 · $175M

Intuition is a decentralized knowledge network with a native blockchain and token-curated knowledge graph for "Information Finance," turning facts, claims, and signals into verifiable, tradable data assets.

AI & Machine LearningCrypto & Web3Data & InfrastructurePortland, US

Khalil Zaidan(LLC Manager)Andrew Cox(Founder)in

Co-investorsF-Prime CapitalPolymorphic CapitalWWVenturesAndreessen HorowitzCoatue ManagementGeneral Catalyst+6 more

Kadmoskadmos.ioin𝕏Jul 2022 · $29.5M

Kadmos provides cross-border salary payment solutions for migrant workers and global employers, enabling faster and cheaper international payroll processing.

FintechFuture of WorkHR TechLogistics & Supply ChainBerlin, DE

Justus Schmueser(Co-founder)inSasha Makarovych(Co-founder)inSergio Lopez(Head of Engineering)in

Co-investorsBlossom CapitalRedstoneAtlantic LabsIVP (Institutional Venture Partners)

Lekkolekko.comin𝕏Seed · Apr 2022 · $4.5M

Lekko built dynamic software configuration tools that let companies change application behavior in code without rebuilds or feature-flag issues, based on a system its team developed at Uber and Meta.

Developer ToolsEnterprise SoftwareSaaSMountain View, US

Konrad Niemiec(Founder)in

Co-investorsAbstraction CapitalBoxGroupLux CapitalSV Angel

Lyralyrahealth.comin𝕏

Lyra provides mental health care services through a network of evidence-based providers, combining clinical expertise with technology to deliver accessible, quality care for employers and health plans.

Digital HealthEnterprise SoftwareHealthtechHR TechMental HealthBurlingame, US

David Ebersman(Co-Founder & Chairman (CEO 2015–2025))inBob Kocher(Co-Founder and Board Member)inDena Bravata(Co-Founder & former Chief Medical Officer)Alethea Varra(Vice President of Clinical Care)inJennifer Schulz(Chief Executive Officer)Elaine Yang(Executive Officer)in

Co-investorsBreyer CapitalCasdin CapitalCoatue ManagementDragoneer Investment GroupDurable Capital PartnersFidelity Investments+12 more

Maybell Quantummaybellquantum.cominSeries B · Sep 2025 · $40M

Maybell Quantum designs and manufactures dilution refrigerators for quantum computing and research, offering systems that reach base temperatures below 10mK with front-opening access and self-regenerating helium traps.

Deep TechHardwareQuantum ComputingDenver, US

Corban Israel Tillemann-Dick(Executive Officer, Director)Bryan Choo(Executive Officer, Director)in

BoardChristopher Darby(Director)Mary K. Bush(Director)

Co-investorsCaruso VenturesCerberus VenturesDecisive PointIn-Q-TelThe E14 FundLavrock Ventures

Mergemergevr.comin𝕏Oct 2022 · $55M

Merge Labs creates AR/VR learning tools for K-12 education, including the Merge Cube handheld interface and Merge EDU platform, enabling immersive hands-on STEM and science learning in classrooms and educational spaces.

AI & Machine LearningEdTechHardwareSan Antonio, US

Andrew Trickett(Founder)in

Co-investorsGeekdomNew Ground VenturesAccelBain CapitalFifty YearsInterface Fund+2 more

Mergemerge.devin𝕏Oct 2022 · $55M

Merge provides a unified API and integration infrastructure that lets software companies connect their products to hundreds of third-party systems (HRIS, accounting, ticketing, file storage, CRM) and deploy AI agents that take authenticated actions across enterprise tools.

AI & Machine LearningData & InfrastructureDeveloper Tools

Gil Feig(Founder)inShensi Ding(Founder)in

Co-investorsAccelNew Enterprise Associates (NEA)Bain CapitalBain Capital VenturesFifty YearsInterface Fund

Meroxameroxa.comin𝕏Apr 2021

Meroxa builds real-time data integration and streaming tools to help organizations liberate data from silos and create data-driven applications.

Cloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaS

DeVaris Brown(Founder & CEO)in

Co-investorsAmplify PartnersDrive CapitalRoot Ventures Manager, LlcHustle FundIndex VenturesMenlo+3 more

Modern Animalmodernanimal.cominSep 2025 · $46MAcquired

Modern Animal operates a network of veterinary clinics providing primary care, urgent care, 24/7 virtual consultations, and pharmacy services for pet owners.

ConsumerHealthtechLos Angeles, US

Steven Eidelman(Founder)in

Co-investorsBAM VenturesDCM VenturesFounders FundGreen Meadow VenturesLong Journey VenturesUpfront Ventures+4 more

NYMnym.healthin𝕏Series A · Oct 2024 · $47M

Nym automates the medical coding process for US healthcare providers by using AI to interpret clinical language and power revenue cycle management.

AI & Machine LearningDigital HealthEnterprise SoftwareHealthtech

Lori M. Jones(Chief Executive Officer (CEO))inJulien Dubuis(Chief Commercial Officer (CCO))inYuval Yezersky(Chief Financial Officer (CFO))Ariela Levi Krumgals(SVP of Human Resources)inYaniv Shachar(SVP of Research & Development)inAya Weinstein(Vice President of Product)in

Co-investorsBessemer Venture PartnersElliptic VenturesGandyr InvestmentsGV (Google Ventures)Samsung NextSound Ventures

OneChronosonechronos.comin𝕏Nov 2024

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(Co-founder)inKelly Littlepage(Co-founder)inRichard Suth(Co-founder)in

Co-investorsAmino CapitalDCVC (Data Collective)Newbury VenturesPage One VenturesRising TideY Combinator+2 more

Onehouseonehouse.aiin𝕏Seed · Jun 2024 · $35M

Onehouse offers Table Optimizer, a managed service that automatically handles clustering, compaction, and data cleaning to improve performance and reduce cost for data lakehouses.

Cloud ComputingData & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSSunnyvale, US

Vinoth Chandar(Founder (CEO))inGaetan Castelein(Head of Go-To-Market)inKyle Weller(Product Lead)inTiffany Jordan(Talent & Global Business Operations)inNilesh Mahajan(Founding Engineer, Platform Engineering Lead)inRajesh Mahindra(Systems Engineer)in

Co-investorsCraft VenturesGreylock PartnersZero Prime Ventures

PassiveLogicpassivelogic.comin𝕏Series B · Jan 2022 · $34M

PassiveLogic develops AI systems for autonomous building control and operations.

AI & Machine LearningDeep TechIoTSalt Lake City, US

TROY HARVEY(Executive Officer, Director)inJEREMY FILLINGIM(Executive Officer, Director)inJOHN RAPAPORT(Director)

Co-investorsEra VenturesRET VenturesSuffolk TechnologiesnoaNVentures

Path Roboticspath-robotics.comin𝕏Oct 2024 · $100M

Path Robotics develops AI-powered robotic welding systems that adapt in real-time to part variations, serving manufacturers in heavy industry, critical infrastructure, defense, and energy sectors.

Advanced ManufacturingAI & Machine LearningRoboticsColumbus, US

Andy Lonsberry(Founder & CEO)Alex Lonsberry(Founder)in

BoardNick Solaro(Director)in

Co-investorsCatapult VenturesDrive CapitalMatter Venture PartnersPresidio VenturesTaiwania CapitalXplorer Capital+7 more

Postmatespostmates.comJun 2015Acquired

<UNKNOWN>

San Francisco, US

Bastian Lehman(Founder & CEO)Sam Street(Founder)inSean Plaice(Director)inBastian Lehmann(Executive Officer, Director)

BoardLee Fixel(Director)Scott Banister(Director)in

Co-investorsAngelPadBrighter CapitalCrosslink CapitalEntrée CapitalExpansion Venture CapitalFirstMark Capital+31 more

PQShieldpqshield.comin𝕏Series B · Jan 2022 · $20M

PQShield develops post-quantum cryptography (PQC) products, including optimized software libraries, SDKs, OpenSSL integration layers, and lattice-based hardware IP cores, to help organizations migrate systems to quantum-resistant cryptography.

CybersecurityDeep TechQuantum ComputingSemiconductors

Co-investorsBY Venture PartnersCrane Venture PartnersKindred CapitalOxford Science EnterprisesChevron Technology Ventures

Redisredis.ioin𝕏

Redis provides an in-memory caching layer that delivers sub-millisecond data access for real-time applications across on-premise, cloud, and hybrid environments.

AI & Machine LearningCloud ComputingData & InfrastructureDeveloper Tools

Co-investors83NorthBain Capital VenturesFrancisco PartnersSoftBank Vision FundTCVAccel+21 more

Renderrender.comin𝕏

Render provides cloud infrastructure and hosting services for software teams to deploy applications at any scale, from prototypes to large distributed systems, with a focus on reliability and uptime.

Cloud ComputingDeveloper ToolsEnterprise SoftwareSan Francisco, US

Anurag Goel(Founder & CEO)in

Co-investors01 AdvisorsAbstract VenturesBessemer Venture PartnersNext Legacy PartnersGeneral CatalystGeorgian+1 more

Renderrendernetwork.comin𝕏

The Render Network provides decentralized GPU rendering and compute infrastructure for 3D content creation, design, visual effects, and generative AI applications.

AI & Machine LearningCloud ComputingCreator EconomyCrypto & Web3Deep Tech

Jules Urbach(Founder)

Co-investorsBorderless VentureCryptonite CapitalMulticoin Capital01 AdvisorsBessemer Venture PartnersGeneral Catalyst+1 more

Satispaysatispay.cominSep 2022

Satispay is a mobile fintech platform offering payment cards for online and in-store purchases worldwide, split-payment functionality, and investment tools including stocks and ETFs.

ConsumerFintechSaaSMilan, IT

Alberto Dalmasso(Founder)in

Co-investorsAd4VenturesCoatue ManagementGruppo BertoldiLightrockProximity CapitalSella Direct Ventures+2 more

Seqeraseqera.ioin𝕏Series A · Oct 2022 · $21M

Seqera is a bioinformatics platform that centralizes scientific data, orchestrates pipelines, and provides governance, auditability, and reproducibility across on-premises and cloud environments (AWS, GCP, Azure).

AI & Machine LearningBiotechData & Infrastructure

Evan Floden(Founder)in

Co-investorsSpeedinvestbacktrace capitalBoxOne VenturesTalis Capital

Snorkel AIsnorkel.aiin𝕏May 2025 · $100M

Snorkel AI provides a platform and research for building training data and evaluation environments for frontier AI and agentic AI systems.

AI & Machine LearningData & InfrastructureDeep TechRedwood City, US

Henry Kiss Ehrenberg(Founder)inChristopher (Chris) Ré(Co-Founder)Braden Hancock(Co-Founder (former Head of Technology))inHenry (Kiss) Ehrenberg(Co-Founder (former Head of Engineering))inParoma Varma(Co-Founder (former Head of Solutions))inManas Joglekar(Co-Founder / Founding Engineer (former))in

Co-investorsAccenture VenturesBlackRockGreylock PartnersGV (Google Ventures)In-Q-TelLightspeed Venture Partners+6 more

Snyksnyk.ioin𝕏Sep 2020 · $200M

Snyk is a developer-focused security platform that identifies and fixes vulnerabilities in code, dependencies, containers, and cloud infrastructure using AI-powered analysis.

AI & Machine LearningCybersecurityDeveloper ToolsBoston, US

Guy Podjarny(Director)inPeter McKay(Executive Officer, Director)inStephanie Dominy(Executive Officer)in

BoardPhilippe Botteri(Director)inMatthew Weigand(Director)inKen Fox(Director)in

Co-investors2050 CapitalAccelAlkeon InnovationAmity VenturesAmplify PartnersAtlassian Ventures+32 more

Other

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

Tend Dental, Inc.Buf TechnologiesCardVaultFlip CXTeambridge

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.

Exits · 6

1 IPOs · 5 acquisitions · showing 1

Rent the RunwayNASDAQ: RENT

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has Addition made?
Addition has 79 tracked investments, 6 of which have exited, including 18 dated in the last 24 months.
What stage does Addition invest at?
Addition invests at the Pre-Seed, Seed, Growth stages.
What is Addition's typical check size?
Addition typically writes checks of $1M – $500M.
What sectors does Addition focus on?
Addition focuses on AI & Machine Learning, Climate Tech, Consumer, Crypto & Web3, Energy, Enterprise Software, Fintech, Healthtech, Marketing Tech, Robotics, SaaS.
Where is Addition located?
Addition is headquartered in New York, US.
Does Addition lead rounds?
Yes, Addition leads investment rounds.
Who does Addition co-invest with?
Addition most often shares deals with Greylock Partners, SV Angel, Coatue Management, among 80 tracked co-investors.

Media · Podcasts & interviews

featuring the team

Base Power's $200M Series B | Co-Led by Lee Fixel, A16Z, Lightspeed, & Valor Equity Partners

Sourcery with Molly O'Shea · Lee Fixel

Lee Fixel quits Tiger Global | High profile exit at Facebook | Startup Central

ET NOW · Lee Fixel

Co-investors · 169

Tiger Global Management

Tiger Global Management operates public equity strategies (long/short, long-focused and crossover) and a private equity business investing in early- through late-stage growth companies across new and existing industries.

$1M – $100M
Coatue Management

Coatue Management is a technology-focused investment firm that invests in innovation across both public and private markets with responsible risk management.

$1M – $20M
Lightspeed Venture Partners

Lightspeed is a global venture capital firm that has spent over two decades backing innovative companies as an early and first investor.

$1.7M – $87M
Lux Capital

Lux Capital is a venture capital firm that backs founders building transformative deep technologies, having been among the first investors in category-defining companies across AI, robotics, biotech, defense, and infrastructure.

$100K – $100M
Andreessen Horowitz

Andreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz, known for pioneering the platform model with a large team of operators supporting founders across stages.

$500K – $50M
GV (Google Ventures)

GV (Google Ventures) is a venture capital firm that has invested in artificial intelligence and machine learning since its early days, building a global portfolio of more than 100 AI companies across infrastructure, life sciences, and applications.

$250K – $50M
Greylock Partners

Greylock Partners is an early-stage venture capital firm that partners with founders building companies from inception. Its partners make only one or two new investments per year to focus deeply on each partnership.

$100K – $200M
General Catalyst

General Catalyst is a venture capital firm operating as a partnership focused on company building and accelerating the growth of the businesses it backs.

$30M
Founders Fund

Founders Fund is a venture capital firm that backs technology companies building transformative products.

$500K – $5M
Accel

Accel is a venture capital firm that partners with exceptional teams, positioning itself as a first partner to founders globally.

$1.6M – $70M
BoxGroup

BoxGroup is an early-stage venture capital firm that invests in startups at their earliest stages.

$1M
Spark Capital

Spark Capital is a venture capital firm that partners with founders, known for early investments including leading Twitter's Series B in 2008.

$500K – $25M
157 more co-investors

TechstarsRedpoint VenturesRibbit CapitalKhosla VenturesNew Enterprise Associates (NEA)Bain Capital VenturesKleiner PerkinsMadrona Venture GroupThrive CapitalTCVXYZ Venture CapitalGreenoaksDrive CapitalBessemer Venture PartnersInsight PartnersFelicis VenturesTrue VenturesSound VenturesIVP (Institutional Venture Partners)Canaan PartnersEniac VenturesGradient VenturesSoftBank Vision FundMeritech Capital PartnersCowboy VenturesGeneral AtlanticCapitalGboldstart venturesJavelin Venture PartnersNyca PartnersPlayground Global9Yards CapitalAltimeter CapitalSquare Peg CapitalTrust VenturesLOWERCARBONBlossom CapitalGeodesic CapitalSequoia CapitalIndex VenturesBenchmarkFirst Round CapitalMenlo VenturesFoundation CapitalBalderton CapitalBattery VenturesFirstMark CapitalHeadlinePICUS CAPITALSouth Park CommonsBonfire Ventures01 AdvisorsParadigmUpfront VenturesBanana CapitalGlobal Founders CapitalChemistryPrimary Venture PartnersMarch Capital PartnersTarget GlobalCompany CapitalBreakthrough Energy VenturesAnthemis VentureHeavybitA.Capital VenturesContraryCrosscut VenturesSmash CapitalForum VenturesDragoneer Investment GroupWorld Fundbacktrace capitalTalis CapitalLEA PartnersnoaType One Ventures1435 CapitalQBE VenturesSpaceFundNotable CapitalFJ LabsUnknown VenturesEverywhere VenturesKrakenGreat Oaks Venture CapitalLiquid VenturesHCVCC2 InvestmentsSciFi VCFifth WallAccel-KKRLookout VenturesScale Venture PartnersAfore CapitalBond Capital ManagementResolute VenturesStride VCElectric CapitalIA VenturesMaveronLowercase CapitalNot Boring CapitalOperator LPHarrison MetalHanabi CapitalTwo Sigma Ventures75 & SunnySalesforce Japan Co.,Ltd.WGI GroupEntrepreneur FirstNorthzoneThe Chernin Group (TCG Crypto)Betaworks Ventures Management, LlcAIX VenturesLatitud VenturesSaga VenturesRenegade PartnersWebb Investment NetworkLakestarVine VenturesFlourish VenturesFELIX CAPITALThe Finger GroupBrand Foundry VenturesKohlberg Kravis RobertsAllison Pickens VenturesMONASHEESLa FamigliaK2 GlobalZ47305 VenturesKaszek VenturesThirty Five Ventures (35V)XfundAZ-VCSutter Hill VenturesPropel Venture PartnersE1 VenturesDimension CapitalValor Capital GroupHelion Venture PartnersOkta VenturesRebel FundMizMaa VenturesNXTPPreface VenturesE12 Venture Capital, LlcBlisceMPG FundPortal VenturesHuron River VenturesInfinity Ventures30N VenturesAnfaFuture Positive CapitalDevelopment Bank of WalesUS Innovative Technology

Firms observed investing alongside Addition, from public investor directories. Shared companies are the overlap with Addition's recorded portfolio.

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