Find your path to Jack
839 people in our graph share verified history with Jack — schools, employers, funds. One of them is your warm intro.
Chris BischoffunlockedJack: together at Goldman Sachs (2013)
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×8Jack: together at Goldman Sachs
×3Jack: together at Founder Collective
About
Jack Arenas is a Principal at Founder Collective, based in the firm's NYC office. He previously spent about a decade building and scaling startups. His writing covers topics in AI, including model inference and training and the commoditization of tool use.
Contact· self-published, not guessed
Experience
- Founder CollectivePrincipalcurrent2024 — present
- Brooklyn HealthBoard Member2023 — 2025
- Story VenturesScout2022 — 2024
- Modern LifeCo-Founder & CTO2021 — 2024
- Prism DataCo-Founder2021
- PetalCo-Founder & CTO2016 — 2021
- TripleLiftSoftware Engineer, Lead2015 — 2016New York, New York, United States
- Goldman SachsAnalyst2013 — 2015New York, New York, United States
- AmazonSoftware Engineer2013Seattle, Washington, United States
Skills & more
PythonJavaAndroidiOSPerljQueryRuby on RailsCStataAmazon Web Services (AWS)ScalaJavaScript
+11 more
Python (Programming Language)SpanishProduct ManagementWeb DevelopmentComputer ScienceData StructuresSchemeGroovyLeadershipPublic SpeakingComputer SecurityLanguages English · French · Spanish
From Jack's professional profile.
Colleagues at Founder Collective
Amanda Herson
General Partner at Founder Collective
Dan Sommer
Partner at Founder Collective
Dave Bisceglia
Venture Partner at Founder Collective
David Frankel
Seed Stage Venture Capital in the United States
Emily Jenkins
Operations Manager at Founder Collective
Eric Paley
Entrepreneur and Seed Investor in Cambridge, MA
Jack Groetzinger
Venture Partner at Teamworthy Ventures
James Tamplin
Venture Partner at Founder Collective
Frequently asked questions
- Who is Jack Arenas?
- Jack Arenas is a Principal at Founder Collective, based in the firm's NYC office. He previously spent about a decade building and scaling startups. His writing covers topics in AI, including model inference and training and the commoditization of tool use.
- Where does Jack Arenas work?
- Jack Arenas is Principal at Founder Collective.
- Where did Jack Arenas go to school?
- Jack Arenas studied at University of California, Berkeley (Bachelor of Arts - BA, Computer Science); University of California, Berkeley (Bachelor of Arts - BA, Economics); Universidad de Granada (Documentary Filmmaking).
Founder mafias
Goldman Sachs mafia527
Also came through, then founded or led a company.
Fred EhrsamTraderFounded Nudge +1Matt HuangSummer AnalystFounded Paradigm +1David VélezAnalystFounded Nubank +1Tarek MansourEquity Derivatives AnalystFounded KalshiColin WebbSummer AnalystFounded Saucepricing +1Jeppe RindomSummer InternshipFounded Pleo
+ 520 more
Universidad de Granada mafia18
Also came through, then founded or led a company.
Oleksii SidorovMaster of Science - MSFounded Slise +1Alejo ChornyDoctor of Philosophy (Ph.D.)Founded Orikines’s WebsiteJustin MasonMinorFounded CaringAIMatthew LevinsonEspañolFounded Write WiseEfren A. LamoldaComputer Science EngineeringFounded mdhubFernando San MartinBachelor of Science (B.Sc.)Founded Thyme
+ 11 more
Founder Collective mafia13
Also came through, then founded or led a company.
Chris DixonCo-FounderFounded Founder CollectiveBill TrenchardFounder PartnerFounded LiveOps +1Nadia BoujarwahVenture PartnerFounded DIA Styling +1Micah RosenbloomGeneral PartnerFounded Founder CollectiveDavid FrankelGeneral PartnerFounded Founder CollectiveDave BiscegliaVenture PartnerFounded The Tap Lab
+ 6 more
Story Ventures mafia5
Also came through, then founded or led a company.
Triple Lift mafia5
Also came through, then founded or led a company.
Same school
Also attended University of California, Berkeley2,000
Byron DeeterPartner at Bessemer Venture PartnersSteve WozniakCo-founder of AppleTony XuCo-founder & CEO of DoorDashAravind SrinivasCo-founder & CEO of Perplexity AIAli GhodsiCo-founder & CEO of DatabricksRyan PetersenFounder & CEO of Flexport
+ 1,994 more
Also attended Universidad de Granada38
Ashley CravensHead of Operations and Platform at Uncork CapitalKarina DonovanOperations Analyst at Red Cell IncubationJovana RuzicExecutive Assistant at Collide CapitalSaskia HoebéePartner at Five Seasons VenturesRoss StrachanInvestor at Adara VenturesAmber PueblaSr. Experience Manager at Next Legacy Partners
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+ 32 more
Shared employers
Also worked at Story Ventures10
Chris QuaidooVenture Partner at Griffin Gaming PartnersJacob YormakFounder and Managing Partner at Story VenturesBrian YormakFounder and Managing Partner at Story VenturesWeronika StefańczykExecutive Associate and Office Manager at Story VenturesMark WebsterInvestor at Entrepreneurs Roundtable Accelerator (ERA)Jason RosenFounder at Prism
+ 4 more
Also worked at Prism Data3
Also worked at Petal10
Ariana PoursartipVenture Partner at AtlanticoDavid FrankelPartner at Hanaco Venture CapitalAndrew EndicottFounding Partner at Gilgamesh VenturesPhilippe SuchetVenture Partner at Spider CapitalNik MilanovićGeneral Partner at The Fintech FundDasmer SinghFounder at Allowance
+ 4 more
