The Fossa Mafia
6 people came through Fossa and went on to found or lead other companies.
Gary LittleBoard MemberFounded FoursquareAndy ChouBoard Member and InvestorFounded VentriloBill LehmannInvestor & Board ObserverFounded StepFunctionRob SzumskiHead of Applied AIFounded EdgeBitXin DingHead of ProductFounded AttuneYonas BeshawredHead of Product, StackShare (via acquisition)Founded StarSling
Frequently asked questions
- What is the Fossa mafia?
- The Fossa mafia is the network of 6 people who came through Fossa and went on to found or lead other companies, including Foursquare, Ventrilo, StepFunction, EdgeBit, Attune.
- Who is in the Fossa mafia?
- Notable members include Gary Little (Foursquare), Andy Chou (Ventrilo), Bill Lehmann (StepFunction), Rob Szumski (EdgeBit), Xin Ding (Attune), Yonas Beshawred (StarSling).
- What companies did Fossa alumni found?
- Companies founded by Fossa alumni include Foursquare, Ventrilo, StepFunction, EdgeBit, Attune, StarSling.






