Jim Greer
FounderCo-Founder & CEO (2006-2014) at Kongregate
San Francisco, California
Writes $10K – $150K checks · typically $50K
FoundedKongregate
Find your path to Jim
245 people in our graph share verified history with Jim — schools, employers, funds. One of them is your warm intro.
David HartwigunlockedJim: together at Princeton University (1991–1995)
×8Jim: together at Princeton University
×3Jim: together at Electronic Arts
About
Jim Greer is Senior Director, Game Solutions at Roblox and co-founded Kongregate. Over a career spanning more than 25 years in technology and entrepreneurship, he co-founded three companies, two of which were acquired. He has also founded and overseen non-profit organizations focused on democracy reform.
Co-Founder & CEO (2006-2014) at Kongregate
Intro paths
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In turn, Jim can intro founders to Kongregate's investors below.
Kongregate's investors · 3
Co-founders at Kongregate
EG
Emily GreerCo-Founder & CEO (2014-2019)
Experience
- RobloxSenior Director, Game Solutionscurrent2025 — presentSan Francisco Bay Area
- RobloxSenior Director of Engineering, Creator Services and Success2024 — 2025
- RobloxSenior Director of Engineering, Creator Success2022 — 2025San Francisco Bay Area
- RobloxDirector Of Engineering2021 — 2022San Francisco Bay Area
- BashChief Executive Officer2019 — 2021San Francisco, California, United States
- CounterPACFounder2014 — 2019San Francisco Bay Area
- Represent.UsBoard Member2013 — 2019
- KongregateCo-Founder & CEO2006 — 2014
- Electronic Arts (EA)Technical Director2003 — 2006
- Electronic Arts (EA)Software Engineer2001 — 2003
- Mine ControlInteractive Artist2001 — 2002
- shockwave.comSoftware Engineer1999 — 2001
- Titanic EntertainmentCo-founder / Product Director1995 — 1998
- Origin SystemsProgrammer1991 — 1992
Skills & more
Generative AILarge Language Models (LLM)Business DevelopmentCapital RaisingGame Development99Video Games49Web Applications11Mobile Devices1Start-upsStrategic Partnerships1Angel InvestingStrategy
+3 more
ManagementJavaRuby on RailsLanguages Italian · Spanish
From Jim's professional profile.
Frequently asked questions
- Who is Jim Greer?
- Jim Greer is Senior Director, Game Solutions at Roblox and co-founded Kongregate. Over a career spanning more than 25 years in technology and entrepreneurship, he co-founded three companies, two of which were acquired. He has also founded and overseen non-profit organizations focused on democracy reform.
- Where does Jim Greer work?
- Jim Greer is Co-Founder & CEO (2006-2014) of Kongregate.
- What check size does Jim Greer write?
- Jim Greer typically writes checks of $10K – $150K.
- What companies did Jim Greer found?
- Jim Greer founded Kongregate.
- Where did Jim Greer go to school?
- Jim Greer studied at Princeton University (BA, Computer Science).
Founder mafias
Electronic Arts mafia69
Also came through, then founded or led a company.
Shaival ShahCorporate Development & StrategyFounded Ribbon +2Amitt MahajanSoftware Engineer InternFounded Rare Bits +1Amy FranceticAssistant ProducerFounded Buoyant V1.Webflow +1Lars ButtlerVice PresidentFounded Aifoundation +1Andy TaylorSoftware EngineerFounded approved +1Anis KallelProgram Manager internFounded Kaoun +1
+ 62 more
Same school
Also attended Princeton University882
Fabrice GrindaCo-founder & Managing Partner at FJ LabsRyan SheaCo-founder of Blockstack (Stacks)Dario AmodeiCo-founder & CEO of AnthropicFei-Fei LiCo-founder & CEO of World Labs; Sequoia Professor of Computer Science at StanfordCat WuInvestor at Index VenturesAndrewAdvisor at Clear Ventures
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+ 876 more
Shared employers
Also worked at Roblox44
Konstantine BuhlerInvestor at Sequoia CapitalVlad LoktevInvestor at Index VenturesDiego DzodanCo-Founder & CEO at Facily at PICUS CAPITALMike Sho LiuGeneral Partner at SV AngelElena MosseAssociate at LowercarbonRob BlanckaertInvestor at NZVC
+ 38 more
