The Foursquare Mafia
15 people came through Foursquare and went on to found or lead other companies.
Ben HorowitzDirector (Andreessen Horowitz)Founded OpswareDennis CrowleyDirectorFounded Street FC +2Gil ElbazCo-ChairmanFounded TenOneTen Ventures +1Ted PowerUX DesignerFounded Versa +1Jeremy GeigerMarket Launch Founder & Managing Director, Asia-PacificFounded retailigencePeter ShihiPhone DeveloperFounded CelerySiobhan QuinnProduct DirectorFounded ParenthoodsMatt SchrageiOS EngineerFounded FigChun JiangProductFounded Monterey AIEdouard GodfreySoftware Engineer InternFounded FintoolMark DawsonSoftware EngineerFounded HyrexVin SharmaVP of EngineeringFounded VijilMax SklarMachine Learning EngineerFounded Hopscotch LabsBrian FlynnAnalystFounded BoostMelanie TravisMerchant SupportFounded Andie
Frequently asked questions
- What is the Foursquare mafia?
- The Foursquare mafia is the network of 15 people who came through Foursquare and went on to found or lead other companies, including Opsware, Street FC, TenOneTen Ventures, Versa, retailigence.
- Who is in the Foursquare mafia?
- Notable members include Ben Horowitz (Opsware), Dennis Crowley (Street FC), Gil Elbaz (TenOneTen Ventures), Ted Power (Versa), Jeremy Geiger (retailigence), Peter Shih (Celery), Siobhan Quinn (Parenthoods), Matt Schrage (Fig), among 15 tracked members.
- What companies did Foursquare alumni found?
- Companies founded by Foursquare alumni include Opsware, Street FC, TenOneTen Ventures, Versa, retailigence, Celery, Parenthoods, Fig, Monterey AI, Fintool.





