Matt Doka
InvestorFounderCTO, SumUp (North America); Co-Founder & GP, Operator Stack at Operator Stack · Founder/CTO at Fivestars
Daly City, California, United States
FoundedFivestars · YC
Find your path to Matt
1,523 people in our graph share verified history with Matt — schools, employers, funds. One of them is your warm intro.
About
Co-founder and general partner at Operator Stack with deep technology and infrastructure expertise. Previously served as CTO at SumUp (North America) and co-founder and CTO of Fivestars, a payments platform company that sold to SumUp for $317M in October 2021. Also scaled Fivestars from inception to $50M.
Founder/CTO at FivestarsYC W11
Intro paths
Matt went through Y Combinator (Winter 2011) — any YC alum in your network can reach them through the YC community.
In turn, Matt can intro founders to Fivestars's investors below.
Fivestars's investors · 5
Co-founders at Fivestars

Experience
- Recursus Capital PartnersGP & COOcurrent2025 — presentNashville, Tennessee, United States
- Operator Stack FundFounder and GPcurrent2019 — presentSan Francisco Bay Area
- Bellamare DevelopmentGP and Technology Advisorcurrent2022 — presentJackson, Mississippi, United States
- SumUpGM of Global Enterprise & CTO of North America2021 — 2025San Francisco, California, United States
- FiveStarsFounder, CTO, CRO, BD2010 — 2021San Francisco Bay Area
- American ExpressBoard Member, Consumer Advisory Board2017 — 2018
- TechnoServeVolunteer Consultant, Uganda2010
- McKinsey & CompanyBusiness Analyst2008 — 2010
- Morgan StanleyIBD Media and Telecom Summer analyst2007
- AVM, L.P./III AssociatesSummer Fixed Income Analyst2006
Skills & more
+12 more
Cross-functional Team LeadershipMobile ApplicationsGo-to-market StrategyMobile DevicesE-commerceMarket ResearchData AnalysisOnline MarketingSaaSStrategyManagementStrategic PlanningLanguages Spanish
From Matt's professional profile.
Colleagues at Operator Stack
Frequently asked questions
- Who is Matt Doka?
- Co-founder and general partner at Operator Stack with deep technology and infrastructure expertise. Previously served as CTO at SumUp (North America) and co-founder and CTO of Fivestars, a payments platform company that sold to SumUp for $317M in October 2021. Also scaled Fivestars from inception to $50M.
- Where does Matt Doka work?
- Matt Doka is Founder/CTO of Fivestars and CTO, SumUp (North America); Co-Founder & GP, Operator Stack at Operator Stack.
- What companies did Matt Doka found?
- Matt Doka founded Fivestars.
- Where did Matt Doka go to school?
- Matt Doka studied at University of Pennsylvania (B.S.E & B.S.Eng, Finance); The Wharton School (Bachelor of Science (B.S.), Economics).
Founder mafias
Y Combinator mafia10,230
Also came through, then founded or led a company.
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McKinsey & Company mafia736
Also came through, then founded or led a company.
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The Wharton School mafia570
Also came through, then founded or led a company.
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Sumup mafia14
Also came through, then founded or led a company.
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Same school
Also attended University of Pennsylvania1,415
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Also attended The Wharton School2,000
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Shared employers
Also worked at SumUp29
+ 23 more
Also worked at FiveStars10
+ 4 more
Also worked at American Express282
+ 276 more
Also worked at TechnoServe50
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