About
Mike Sepso, co-founder of Major League Gaming and ex-leader of Vindex, offers expertise in leagues, events, media rights, venues and broadcast tech, champions local gaming centers and advises non-endemic brands.
Invests in
Crypto & Web3Developer ToolsGamingMedia & EntertainmentSocial
Experience
- GriffinVenture Partnercurrent2026 — presentNew York and Los Angeles
- IndependentAngel Investorcurrent2025 — presentNew York, NY
- IABCo-Chaircurrent2025 — present
- Popsical Music GroupCo-Foundercurrent2025 — presentNew York, NY
- Global CitizenAdvisory Board - Media and Marketingcurrent2023 — presentNew York, NY
- 100 ThievesBoard Of Directorscurrent2018 — present
- ESL FACEIT Group - EFGChief Strategy Officer (CSO)2023 — 2025New York, NY
- VindexCo-founder, CEO2019 — 2023New York City Metropolitan Area
- AndboxInvestor and Strategic Advisor2018 — 2023Greater New York City Area
- Electronic Sports GroupChairman2018 — 2020Greater New York City Area
- Activision BlizzardCorporate Senior Vice President2015 — 2018Greater New York City Area
- Major League GamingPresident & Cofounder2002 — 2015New York, NY
- Major League GamingCEO and Co-founder2002 — 2008
- Legion Enterprises LLCManaging Partner2010 — 2012Greater New York City Area
- Gotham BroadbandCo CEO1997 — 2002
- Thomson ReutersFixed Income Analyst1994 — 1996New York, New York, United States
Skills & more
C Level Management1Strategy CreationStrategic Partnerships87Digital Media85New Media23Start-ups54Mobile Devices9Marketing Strategy13Digital Marketing31Social Media Marketing33Licensing6Mobile Advertising5
+12 more
EntertainmentOnline AdvertisingNew Business DevelopmentDigital StrategyAccount ManagementOnline MarketingMarketingContent StrategyStrategyManagementIntegrated MarketingProduct ManagementFrom Mike's professional profile.
Colleagues at Griffin Gaming Partners
Alex Kamins
Venture Partner at Griffin Gaming Partners
Altynai Raeva
Senior Fund Accountant at Griffin Gaming Partners
Amira Janbay
Executive Assistant at Griffin Gaming Partners
Chris Heatherly
Venture Partner at Griffin Gaming Partners
Chris Hollenbeck
CFO at Griffin Gaming Partners
Chris Quaidoo
Venture Partner at Griffin Gaming Partners
Daniel Wu
Investor at Griffin Gaming Partners
Doug Bemis
Venture Partner at Griffin Gaming Partners
Frequently asked questions
- Who is Mike Sepso?
- Mike Sepso, co-founder of Major League Gaming and ex-leader of Vindex, offers expertise in leagues, events, media rights, venues and broadcast tech, champions local gaming centers and advises non-endemic brands.
- Where does Mike Sepso work?
- Mike Sepso is Venture Partner at Griffin Gaming Partners.
- What does Mike Sepso invest in?
- Mike Sepso invests in Crypto & Web3, Developer Tools, Gaming, Media & Entertainment, Social.
- Where did Mike Sepso go to school?
- Mike Sepso studied at Babson College (BS, Management).
Same school
Also attended Babson College172
Reid HoffmanCo-founder of LinkedIn; Partner at GreylockEghosa OmoiguiFounder and Managing General Partner at EchoVC PartnersKevin ColleranManaging Director at Slow VenturesAnn PauloseSenior Investor Relations Associate at GreycroftAjay RayasamPrincipal at Osage University PartnersRobert VerwaayenGeneral Partner at Keen Venture Partners
+ 166 more
Shared employers
Also worked at IAB16
Katya MarinVice President - Finance at QED InvestorsRich RobinsonInvestor at NZVCJoe ApprendiGeneral Partner at Revel PartnersJanneke NiessenFounding Partner at CapitalTLynda ClarizioCo-Founder, General Partner at The 98Sheila BuckleyGlobal Head of Magnify Division & Business Development, Prohaska Consulting at The 98
+ 10 more
