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Benjamin Mann

Unicorn founder

Founder at Anthropic

San Francisco, California, United States

FoundedAnthropic$965B

Find your path to Benjamin

379 people in our graph share verified history with Benjamin — schools, employers, funds. One of them is your warm intro.

Nina AchadjianunlockedBenjamin: together at Anthropic (2025–2026)
×11Benjamin: together at Anthropic

About

He was previously a member of technical staff at OpenAI, where he worked on large language models, and spent several years as a software engineer at Google across two stints. He also had brief stints at the Machine Intelligence Research Institute and as the founder of his own startup.

Likely email· guessed from name + firm domain, not firm-published

Founder at Anthropic

Intro paths

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In turn, Benjamin can intro founders to Anthropic's investors below.

Anthropic's investors · 105

3Comma CapitalLisbon7BC Venture CapitalSan FranciscoA.Capital VenturesSan FranciscoAccelPalo Alto · $1.6M – $70M checksAlkeon InnovationNew YorkAllen Institute for AI (AI2) IncubatorSeattle · $100K – $600K checksAlpha FundsOdessaAlpha Wave GlobalMiamiAlphabetMountain ViewAltimeter CapitalMenlo Park · $1M – $25M checks · since 2025Altra VentureNew York City · $500K – $25M checksArtisanal VenturesTiburonAser VenturesLondonAurum Venture PartnersPleasantonAvenir Growth CapitalNew YorkBaillie GiffordEdinburgh · since 2025Bessemer Venture PartnersSan Francisco · $5M – $100M checks · since 2025Beyond Earth VenturesWilmington · $500K – $2M checksBlackstonesince 2025Brighter CapitalCupertino · $25K – $100K checksBuilders + BackersCapital GroupLos Angeles · since 2026Cisco InvestmentsSan Jose · since 2025Coatue ManagementNew York · $1M – $20M checks · since 2026Cold Start VenturesNew YorkCross Creek AdvisorsSalt Lake CityDnx VenturesTokyo · $1M – $5M checksDragon CapitalFremontDragoneer Investment GroupSan Francisco · $100K – $5M checks · since 2026DST GlobalGeorge Town, Grand Cayman · $100K – $200M checks · since 2026Emerson Collective InvestingPalo Alto · $100K – $1M checksEverybody Ventures$100K checksFactorial FundsSan FranciscoFidelity InvestmentsBoston · since 2025Firestreak VenturesFounders FundSan Francisco · $500K – $5M checks · since 2026FriedomMiami BeachGaldana VenturesBarcelonaGeneral AtlanticNew York · $10M – $1B checks · since 2025General CatalystSan Francisco · $30M checks · since 2025Gestio CapitalLondonGICSingapore · since 2025Goose Valley VenturesStockholm · $870K checksGreenoaksSan Francisco · $1M – $50M checks · since 2026Greylock PartnersSan Francisco · $100K – $200M checks · since 2025HOF CapitalNew York · $25K – $15M checksICONIQSan Francisco · since 2025ICONIQ CapitalSan Francisco · $5M – $100M checks · since 2025Index VenturesSan Francisco · $540K – $10.8M checksInsight PartnersNew York · $120M – $350M checks · since 2025Integra GroupeMenlo Park · $100K – $200K checksInvesdorBerlinIVP (Institutional Venture Partners)San Francisco · $15M – $75M checksKaleida CapitalSan DiegoKleiner PerkinsMenlo Park · $500K – $15M checksLakeside CapitalTampa · $100K – $250K checks · since 2024LaunchBay CapitalLondonLevel2 VenturesAmsterdam · $200K – $5.4M checksLG Technology VenturesSilicon ValleyLightspeed Venture PartnersMenlo Park · $1.7M – $87M checks · since 2025LIONHEART VENTURESSan FranciscoM12 (Microsoft's Venture Fund)Seattle · $100K – $10M checks · since 2025Madrona Venture GroupSeattle · $2M – $10M checksManhattan WestLos AngelesMarketX VenturesMastrySan FranciscoMech VenturesLas VegasMenlo VenturesSan Francisco · $1M – $20M checksMentha PartnersMetaplanetTallinn · $500K – $10M checksMGXAbu Dhabi · since 2025Moonshots CapitalAustin · $5K – $2.5M checksMorrison Seger Venture Capital PartnersDallasMyAsiaVCSeattleNotable CapitalSilicon Valley · $5M – $50M checksNTT Venture CapitalMenlo ParkNVIDIASanta Clara · since 2025Ossian CapitalMiamiPoint NineBerlin · $1M – $10M checksQatar Investment AuthorityDoha · since 2025Qualcomm VenturesSan Diego · $5M checksRapid ScaleLas VegasRiverbend CapitalWashingtonRogue Insight CapitalMarkhamSalesforce VenturesSan Francisco · $5M – $50M checks · since 2025Samsung Catalyst FundSan JoseSequoia CapitalMenlo Park · $4.4M – $214M checks · since 2026Sk Telecom Venture Capital, LlcSanta ClaraSoma CapitalSacramento · $100K – $300K checksSound VenturesSanta MonicaSouth Park CommonsSan Francisco · $1M – $10M checksSpark CapitalSan Francisco · $500K – $25M checks · since 2023SquareOne CapitalMiamiSV AngelSan FranciscoT. Rowe PriceBaltimore · since 2025Teachers' Venture GrowthToronto · $50M – $250M checksTouring CapitalSan FranciscoTowerBrookLondonTPGSan Francisco · since 2025Type One VenturesLos Angeles · $100K – $5M checksValkyrie Ventures Management, LlcPark CityVaranium Capital AdvisorsMumbaiVentioneers CapitalOakvilleWAGMI VenturesWealthUnion$10K checks

Co-founders at Anthropic

DADario Amodei
Dario AmodeiCo-founder & CEO
DADaniela Amodei
Daniela AmodeiCo-founder & President
TBTom Brown
Tom BrownCo-founder
JCJack Clark
Jack ClarkCo-founder & Head of Policy
JKJared Kaplan
Jared KaplanCo-founder & Chief Science Officer
COChris Olah
Chris OlahCo-founder & Interpretability Research Lead
SMSam McCandlish
Sam McCandlishCo-founder & Chief Architect

Experience

  1. AnthropicMember Of Technical Staffcurrent2021 — presentSan Francisco Bay Area
  2. OpenAIMember Of Technical Staff2019 — 2020San Francisco, CA
  3. StartupFounder2018 — 2019San Francisco Bay Area
  4. GoogleSenior Software Engineer2017 — 2018San Francisco Bay Area
  5. Machine Intelligence Research InstituteSoftware Engineer2017San Francisco Bay Area
  6. OpenAISoftware Engineer2017San Francisco Bay Area
  7. GoogleSenior Software Engineer2013 — 2016Mountain View, CA
  8. GoogleSoftware Engineer2011 — 2013New York, NY
  9. GoogleSoftware Engineer2010New York, NY
  10. Columbia University, Robotics GroupResearch Associate2008 — 2009
  11. NASA Robotics AcademyResearch Associate Summer2008
  12. Woods Hole Oceanographic InstitutionResearch Assistant2007 — 2008
  13. Woods Hole Oceanographic InstitutionResearch Assistant2007
  14. Woods Hole Oceanographic InstitutionResearch Assistant2006

Skills & more

Programming2Algorithms3Shell Scripting1TCP/IP1OOP1Computer Science2Java13C6Eclipse4C++9SQL1Matlab2
+3 moreApacheHTMLPython

Languages Chinese · French

From Benjamin's professional profile.

Frequently asked questions

Who is Benjamin Mann?
He was previously a member of technical staff at OpenAI, where he worked on large language models, and spent several years as a software engineer at Google across two stints. He also had brief stints at the Machine Intelligence Research Institute and as the founder of his own startup.
Where does Benjamin Mann work?
Benjamin Mann is Founder of Anthropic.
What companies did Benjamin Mann found?
Benjamin Mann founded Anthropic.
Where did Benjamin Mann go to school?
Benjamin Mann studied at Columbia Engineering (BS, Computer Science); Falmouth Academy (High School).

Founder mafias

Falmouth Academy mafia2

Also came through, then founded or led a company.

Peter MacDonaldFounded Wunderite

Same school

Shared employers