Open Source Investors

Angel Roster lists 504 investors who back Open Source companies. Most are venture capital firms and angel investors, the most common stage is Seed and the largest groups are based in the United States, the United Kingdom and Germany.

Investors listed
504
With verified email
45%
Most common stage
Seed
Top location
United States

Updated October 13, 2026 · How we compile this data

Top 40 Open Source investors

The most complete profiles first. Showing 40 of 504.

  • Abhishek SharmaVerified

    Venture Capital, Private Equity Firm, Micro VC · United States

    SeedPre-SeedHealth CareE-commerceDatabasesMessaging

    Portfolio: Quizizz, Daloopa, Parsley Health, Apollo and 11 more

    Verified email available

  • Adam MorleyVerified

    Angel/Individual · United States

    SeedEarly Stage VentureNon Equity AssistanceLate Stage VentureHealth CareWomen FoundedCryptocurrencyEnergy

    Portfolio: STOKE Space Technologies, Bear Flag Robotics, Endiatx, Nextera Robotics and 6 more

    Verified email available

  • Adam NashVerified

    Product Operator, Founder, Angel/Individual · United States

    SeedPre-SeedAdvertisingData IntegrationTelecommunicationsE-commerce

    Portfolio: Airhouse, Atrium, MojiLaLa, Sunrise and 53 more

    Verified email available

  • Alexia ArtsVerified

    Venture Capital, Investor · United States

    Series BData IntegrationTelecommunicationsCybersecurityDatabases

    Portfolio: Creativity Software, Signal AI, UNMADE, Current Health and 58 more

    Verified email available

  • Ali PartoviVerified

    Venture Capital, Angel/Individual, Investment Partner · United States

    SeedPre-SeedHealth CareWearablesData ScienceAutonomous Vehicles

    Portfolio: Serve Robotics, Fractal, Skiff, Convoy and 22 more

    Verified email available

  • Amelia ArmourVerified

    Venture Capital, Private Equity Firm, Investor · United Kingdom

    Series BHealth CareData IntegrationCybersecurityComputer Vision

    Portfolio: Doctify, Nu Quantum, Axol Bioscience, ScribbleLive and 57 more

    Verified email available

  • Andrea TraversoneVerified

    Venture Capital, Investor · United Kingdom

    Series BHealth CareData IntegrationCybersecurityComputer Vision

    Portfolio: Doctify, Nu Quantum, Axol Bioscience, ScribbleLive and 60 more

    Verified email available

  • Andrew WilliamsonVerified

    Venture Capital, Private Equity Firm, Finance Operator · United Kingdom

    SeedSeries AHealth CareGeneticsDatabasesDeepTech

    Portfolio: Abcodia, Bicycle Therapeutics, AudioTelligence, Imagen Ltd and 30 more

    Verified email available

  • Arnon DinurVerified

    Venture Capital, Private Equity Firm, Investor · Israel

    Series APaymentsCybersecurityEnterprise SoftwareInvestment Management

    Portfolio: Simplee, Ebury, Via, Foretellix and 49 more

    Verified email available

  • Ashvin BachireddyVerified

    Venture Capital, Investor · United States

    Series BSeries AData IntegrationCustomer ServiceCybersecurityComputer Vision

    Portfolio: Duo Security, Imply, UiPath, MX Technologies and 23 more

    Verified email available

  • Ben DavenportVerified

    Venture Capital, Engineering Operator, Founder · United States

    SeedPre-SeedEarly Stage VentureTelecommunicationsPaymentsCybersecurityMessaging

    Portfolio: Lever, Mystery Science, Nomics, Naytev and 61 more

    Verified email available

  • Bilal ZuberiVerified

    Venture Capital, Angel/Individual, Investment Partner · United States

    SeedSeries BEarly Stage VentureRemote Work TechAutonomous VehiclesCybersecurityWomen Founded

    Portfolio: Copia Automation, Evolv Technology, Pinscreen, SkySelect and 12 more

    Verified email available

  • Bill GurleyVerified

    Venture Capital, Investor · United States

    Series BSeries AE-commercePaymentsDatabasesEnterprise Software

    Portfolio: Pixie, Manticore Games, Discord, Greenhouse Software and 70 more

    Verified email available

  • Casber WangVerified

    Venture Capital, Entrepreneurship Program, Private Equity Firm · United States

    Series BHealth CareWearablesAccountingPayments

    Portfolio: Splashtop, LeanData, Restream, CircleCI and 70 more

    Verified email available

  • Charlie SonghurstVerified

    Venture Capital, Angel/Individual, Investor · United States

    SeedHealth CareE-commerceSemantic SearchWomen Founded

    Portfolio: Fairy, Tyltgo, Stacker, BondAval and 72 more

    Verified email available

  • Chris RogersVerified

    Venture Capital · United States

    SeedPre-SeedWearablesE-commerceCustomer ServiceCybersecurity

    Portfolio: EatStreet, LeadGenius, Lenddo, Kabbage and 32 more

    Verified email available

  • Christian MeermannVerified

    Venture Capital, Founder, Private Equity Firm · Germany

    SeedHealth CareE-commerceEvents ServicesWellness

    Portfolio: Save, Infarm, Flink Food, HappyFresh and 58 more

    Verified email available

  • Daniel GrossVerified

    Venture Capital, Founder, Angel/Individual · United States

    SeedPre-SeedPaymentsMessagingDeepTechWomen Founded

    Portfolio: Notion, Deepnote, Retool, Keen Technologies and 6 more

    Verified email available

  • Dele AkinyemiVerified

    Venture Capital, Investor · United Kingdom

    Series BData IntegrationTelecommunicationsCybersecurityDatabases

    Portfolio: Creativity Software, Signal AI, UNMADE, Current Health and 56 more

    Verified email available

  • Ekaterina AlmasqueVerified

    Venture Capital, Private Equity Firm · United Kingdom

    Early Stage VentureAdvertisingE-commerceWellnessEnterprise Software

    Portfolio: Booksy, WOT Services, import.io, Thimble and 26 more

    Verified email available

  • Elie WurtmanVerified

    Venture Capital, Founder, Private Equity Firm · Israel

    SeedHealth CareWearablesAutonomous VehiclesE-commerce

    Portfolio: ChargeAfter, Sepio Systems, Calypsa, Gloat.com and 23 more

    Verified email available

  • Eric RiesVerified

    Angel/Individual, Investor · United States

    SeedHealth CareWearablesE-commerceCybersecurity

    Portfolio: Sproutling Acquired by Mattel, CodeCombat, Frederick, Birdi and 91 more

    Verified email available

  • Eric VishriaVerified

    Venture Capital, Investor · United States

    Series BSeries AE-commercePaymentsCybersecurityDatabases

    Portfolio: Pixie, Manticore Games, Discord, Greenhouse Software and 60 more

    Verified email available

  • Florian ObstVerified

    Venture Capital, Entrepreneurship Program, Private Equity Firm · Germany

    CrowdfundingTelecommunicationsE-commercePaymentsCybersecurity

    Portfolio: Cobee, drag&bot, FinCompare - Smarter Business Finance, Scalarr and 78 more

    Verified email available

  • Greg BrockmanVerified

    Venture Capital, Angel/Individual, Investor · United States

    SeedHealth CareEnterprise SoftwareAppsNetwork Hardware

    Portfolio: Gigster, Tinker Bitcoin Market Maker, Nylas, Apptimize and 35 more

    Verified email available

  • Jane LeeVerified

    Venture Capital, Entrepreneurship Program, Private Equity Firm · United States

    Series BHealth CareWearablesE-commerceAccounting

    Portfolio: Splashtop, LeanData, Restream, CircleCI and 68 more

    Verified email available

  • Janice RobertsVerified

    Venture Capital, Investor · United States

    Series AWearablesE-commerceCybersecurityComputer Vision

    Portfolio: Verizon Ventures, Load DynamiX, Virtana, Folloze and 56 more

    Verified email available

  • Jason WarnerVerified

    Venture Capital, Angel/Individual, Investor · United States

    Series BData IntegrationRemote Work TechE-commerceCybersecurity

    Portfolio: Sym, Moderne, Render, Wasmer and 12 more

    Verified email available

  • Jeremy YapVerified

    Angel/Individual · United States

    SeedE-commerceSemantic SearchDatabasesComputer Vision

    Portfolio: Digime, Serial Box, Breakroom, Fabric and 22 more

    Verified email available

  • Jeroen ArtsVerified

    Venture Capital, Entrepreneurship Program, Private Equity Firm · Netherlands

    SeedCrowdfundingPre-SeedTelecommunicationsE-commercePaymentsCybersecurity

    Portfolio: Cobee, drag&bot, FinCompare - Smarter Business Finance, Scalarr and 79 more

    Verified email available

  • Jishnu B.Verified

    Venture Capital, Private Equity Firm, Micro VC · United States

    SeedPre-SeedHealth CareE-commerceDatabasesEnterprise Software

    Portfolio: Quizizz, Unmetric, Squadcast, DOZ and 11 more

    Verified email available

  • Joanne WilsonVerified

    Venture Capital, Angel/Individual, Investment Partner · United States

    SeedHealth CareData IntegrationE-commerceWellness

    Portfolio: Kitchensurfing, The Mighty, VinePair, Lately and 19 more

    Verified email available

  • John RoosVerified

    Venture Capital, Founder, Private Equity Firm · United States

    SeedData IntegrationCustomer ServiceCybersecurityComputer Vision

    Portfolio: Duo Security, Imply, UiPath, MX Technologies and 23 more

    Verified email available

  • John ThompsonVerified

    Venture Capital, Angel/Individual, Investment Partner · United States

    SeedSeries BCybersecurityEnterprise SoftwareCareer PlanningIntelligent Systems

    Portfolio: Hasura, Armorblox, Multiverse, Moveworks and 7 more

    Verified email available

  • Kal VepuriVerified

    Venture Capital, Angel/Individual, Investment Partner · United States

    SeedHealth CareHospitalsData ScienceE-commerce

    Portfolio: Quartet Health, Atrium, MileWise, Forward and 102 more

    Verified email available

  • Kevin LinVerified

    Angel/Individual, Investment Partner, Investor · United States

    SeedPre-SeedData IntegrationCybersecurityWomen FoundedCryptocurrency

    Portfolio: Quell, Trend, 4D Sight, Numbers Protocol and 16 more

    Verified email available

  • Laurel BowdenVerified

    Venture Capital, Private Equity Firm, Angel/Individual · United Kingdom

    Series APaymentsCybersecurityEnterprise SoftwareInvestment Management

    Portfolio: Simplee, Ebury, Via, Foretellix and 46 more

    Verified email available

  • Lauren StephanianVerified

    Hedge Fund, Venture Capital, Angel/Individual · United States

    SeedPre-SeedCybersecurityCryptocurrencyTrading PlatformBanking

    Portfolio: Alchemy Insights, Staked us, Coins.ph, 1inch Limited and 87 more

    Verified email available

  • Martin GedalinVerified

    Venture Capital, Private Equity Firm · United States

    Series AWearablesE-commerceCustomer ServiceCybersecurity

    Portfolio: EatStreet, Kabbage, Markavip, Sprig and 15 more

    Verified email available

  • Matthew HartmanVerified

    Venture Capital, Micro VC, Investor · United States

    SeedPre-SeedAdvertisingTelecommunicationsWomen FoundedEnterprise Software

    Portfolio: Betaworks Studios, MojiLaLa, Podsights, Hugging Face and 18 more

    Verified email available

See all 504 Open Source investors

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Frequently asked questions

How many Open Source investors are on Angel Roster?

Angel Roster lists 504 Open Source investors. 227 of them (45%) include a verified email address.

What types of investors are they?

The most common investor types are Venture Capital Firms (305), Angel Investors (211) and Private Equity Firms (186). An investor can have more than one type, for example an angel who is also a venture partner.

Which stages do Open Source investors invest in?

Among those that list a stage, the most common are Seed (171), Series B (42) and Pre-Seed (39).

Where are Open Source investors based?

Most are based in the United States (290), the United Kingdom (55) and Germany (17).

Which companies have Open Source investors backed?

The most-backed portfolio companies among them are MindsDB (32), Gitpod (27), Pimloc (27), Adverity (25) and TWAICE (22).

How do I contact Open Source investors?

Create a free Angel Roster account to search and filter all 504, then unlock verified emails and LinkedIn profiles on a paid plan. Every plan starts with a 3-day free trial.