Who is in the GitHub mafia?

Notable members include Nat Friedman (Xamarin), Erica Brescia (BitRock), Oege de Moor (XBOW), Grey Baker (Pincites), Tom Preston-Werner (Chatterbug), Jason Warner (Poolside), Jeff Widman (Pagelever), Filipa Mendonça-Vieira (Appcanary), among 29 tracked members.

What companies did GitHub alumni found?

Companies founded by GitHub alumni include Xamarin, BitRock, XBOW, Pincites, Chatterbug, Poolside, Pagelever, Appcanary, Abbot, Shasta Health.

The GitHub Mafia

29 people came through GitHub and went on to found or lead other companies.

Nat FriedmanChairman EmeritusFounded Xamarin Erica BresciaChief Operating OfficerFounded BitRock +1 Oege de MoorVP of GitHub NextFounded XBOW +1 Grey BakerVice President, ProductFounded Pincites Tom Preston-WernerCofounder (CTO, CEO)Founded Chatterbug Jason WarnerCTOFounded Poolside Jeff WidmanSoftware EngineerFounded Pagelever Filipa Mendonça-VieiraStaff Software EngineerFounded Appcanary Paul NakataProduct ManagerFounded Abbot Phil HaackDirector of Engineering, Client AppsFounded Abbot Srinjoy MajumdarSoftware Engineer (Part Time)Founded Shasta Health Mariam SulakianSenior Product ManagerFounded Pincites Ayman NadeemSoftware EngineerFounded Nuanced Nishant HoodaSoftware Engineering InternFounded Docket Mike LevinSoftware EngineerFounded Dreach Ken JohnsonApplication Security EngineerFounded DryRun Security Thomas DohmkeChief Executive OfficerFounded Entire AI Jyotindra VasudeoSenior Director of Software Engineering, Platform ServicesFounded Leftronic Phillip LeBlancSenior Software Engineering ManagerFounded Spice AI Luke FranclSenior Software EngineerFounded Fanchatter Matt ColyerDirector of Product Management (with stints in Engineering)Founded Easel Andrew KimSenior Product ManagerFounded Datamode Cassidy WilliamsSenior Director of Developer ExperienceFounded Cosynd Garrett BjerkhoelSenior Software EngineerFounded Cased Michał JastrzębskiStaff Data EngineerFounded Bytewax Lee FausPlatform Solutions Architect, Partner ProgramsFounded Atomic Jessie FrazelleStaff Software EngineerFounded Oxide Computer Benjamin OkokohSecurity AnalystFounded Xend Amila WelihindaOpen Source ContributorFounded Palette

Frequently asked questions

What is the GitHub mafia?: The GitHub mafia is the network of 29 people who came through GitHub and went on to found or lead other companies, including Xamarin, BitRock, XBOW, Pincites, Chatterbug.
Who is in the GitHub mafia?: Notable members include Nat Friedman (Xamarin), Erica Brescia (BitRock), Oege de Moor (XBOW), Grey Baker (Pincites), Tom Preston-Werner (Chatterbug), Jason Warner (Poolside), Jeff Widman (Pagelever), Filipa Mendonça-Vieira (Appcanary), among 29 tracked members.
What companies did GitHub alumni found?: Companies founded by GitHub alumni include Xamarin, BitRock, XBOW, Pincites, Chatterbug, Poolside, Pagelever, Appcanary, Abbot, Shasta Health.