Mark Fiorentino
InvestorPrincipal at Index Ventures
San Francisco Bay Area
Writes $500K – $50M checks · typically $15M
About
Mark Fiorentino, a former Stripe operator with five years across payments, underwriting and finance, targets picks-and-shovels fintech infrastructure as ecosystem ETFs, especially Latin American card issuing and cross-border rails.
Likely email· guessed from name + firm domain, not firm-published
- m•••@indexventures.comreveal70% confident
Invests in
ConsumerEnterprise SoftwareSaaS
Experience
- K8Managing Partner & Head of Venture Capitalcurrent2026 — presentNew York, United States
- Bain Capital VenturesPartner2025 — 2026San Francisco Bay Area
- Index VenturesPartner2019 — 2025San Francisco Bay Area
- StripeFinance & Strategy2015 — 2019San Francisco Bay Area
- GI PartnersPrivate Equity Associate2014 — 2015San Francisco Bay Area
- Goldman SachsInvestment Banking Analyst2012 — 2014San Francisco Bay Area
Education
- University of California, Berkeley, Haas School of BusinessBachelor’s Degree, B.S. Business Administration
- The Court of Master SommeliersCertified Sommelier
Deals · 1
RevenueCatBoard seat
via Index Ventures · filed Jun 2021 · $37.5M raise
Attribution from SEC filings, press coverage, and firm rosters.
Colleagues at Index Ventures
Adrianna Ma
Investor at Index Ventures
Ali Fisher Sweet
Investor at Index Ventures
Ana Andreescu
Investor at Index Ventures
André Dubois
Investor at Index Ventures
Avron Marcus
Investor at Index Ventures
Bastian Hasslinger
Investor at Index Ventures
Ben Sneider
Investor at Index Ventures
Benjy Boateng
Investor at Index Ventures
Network1
Investors connected to Mark in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Mark Fiorentino?
- Mark Fiorentino, a former Stripe operator with five years across payments, underwriting and finance, targets picks-and-shovels fintech infrastructure as ecosystem ETFs, especially Latin American card issuing and cross-border rails.
- Where does Mark Fiorentino work?
- Mark Fiorentino is Principal at Index Ventures.
- What does Mark Fiorentino invest in?
- Mark Fiorentino invests in Consumer, Enterprise Software, SaaS.
- What check size does Mark Fiorentino write?
- Mark Fiorentino typically writes checks of $500K – $50M.
- What boards does Mark Fiorentino sit on?
- Mark Fiorentino holds tracked board seats at RevenueCat.
- Where did Mark Fiorentino go to school?
- Mark Fiorentino studied at University of California, Berkeley, Haas School of Business (Bachelor’s Degree, B.S. Business Administration); The Court of Master Sommeliers (Certified Sommelier).
Same school
Also attended University of California, Berkeley, Haas School of Business584
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Shared employers
Also worked at Bain Capital Ventures69
Matan RoetAssociate at Redpoint VenturesJason MorrisVice President, Investor Relations at Sapphire VenturesMatt HarrisInvestor at Bain Capital VenturesBarr YaronPartner at Amplify PartnersMerritt HummerInvestor at Bain Capital VenturesRichie ChaikofPrincipal at Fin Capital
+ 63 more
Also worked at Index Ventures122
Danny RimerPartner at Index VenturesAdrianna MaInvestor at Index VenturesAli Fisher SweetInvestor at Index VenturesAna AndreescuInvestor at Index VenturesAndré DuboisInvestor at Index VenturesAvron MarcusInvestor at Index Ventures
+ 116 more
Also worked at Stripe174
Hemant TanejaCEO & Managing Director of General CatalystMatt HuangCo-founder and Managing Partner at ParadigmLuciana LixandruPartner at Sequoia CapitalPatrick CollisonCo-founder & CEO of StripeJohn CollisonCo-founder & President of StripeGreg BrockmanCo-founder & President of OpenAI
+ 168 more
