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The Y Combinator Mafia

10,702 people came through Y Combinator and went on to found or lead other companies.

Greg VolynskyYC Summer 2024Founded Zoa Research Sam DamashekYC Summer 2024Founded Zoa Research Alexander PombergerYC Summer 2024Founded ReactWise Daniel WighYC Summer 2024Founded ReactWise Yongjin ParkS24Founded 1849 bio Ray MorganYC Summer 2024Founded Vibe Katia BazziYC Summer 2024Founded Vibe Eden OvadiaYC Summer 2024Founded FINNY AI Theodore JansonYC Summer 2024Founded FINNY AI Victoria ToliYC Summer 2024Founded FINNY AI Jeff HeYC Summer 2024Founded MagiCode Anirudh SriramYC Summer 2024Founded MagiCode Kevin ChuYC Summer 2024Founded Hestus, Inc.Naveed JanmohamedYC Summer 2024Founded Anara Jack LightYC Summer 2024Founded Planbase Joe ShearmanS24Founded Planbase Martin BittnerYC Summer 2024Founded Redouble AI Andrey SantrosyanS24Founded Redouble AI David PangYC Summer 2024Founded Dimely Peter SunYC Summer 2024Founded Dimely Vivek HazariS24Founded Sharpe Daniel DiPietroS24Founded Sharpe John McCambridgeYC Summer 2024Founded Sharpe Alexander SeutinYC Summer 2024Founded Drillbit Heber GarzaYC AlumniFounded Titanio Fernando HuertaYC Summer 2024Founded Titanio Ian DardaniYC Summer 2024Founded Biocartesian Jess LiYC Summer 2024Founded Biocartesian Mufeed VHYC S24 AlumniFounded winfunc Abhishek RayYC Summer 2024Founded Opslane Harsh BhattS24Founded Autumn Labs Sam MongaYC Summer 2024Founded Autumn Labs Brandon SeverinS24Founded Conductor Quantum Joel PendletonS24Founded Conductor Quantum Penny ChenYC Summer 2024Founded Pax Ralph RouhanaYC Summer 2024Founded Stempad Jordan MurphyYC Summer 2024Founded BeeBettor Matthew WolfeYC Summer 2024Founded BeeBettor Tomer CohenYC Summer 2024Founded David AI Ben WileyYC Summer 2024Founded David AI Raffi IsaniansS24Founded Mage Legal Jason SullivanYC Summer 2024Founded Distro Alex MatthewsS24Founded Remade Christos AntonopoulosYC Summer 2024Founded Remade Blendi BylygbashiYC Summer 2024Founded Remade Rehan SheikhS24Founded Remade Richard GongYC Fall 2025Founded Piggy Robotics Chenny (Qianyi) DengYC Fall 2025Founded Piggy Robotics Leopold von WaldthausenYC Summer 2024Founded Zeit AI Marvin Christopher BornsteinYC Summer 2024Founded Zeit AI Mukund JhaYC Summer 2024Founded Emergent Madhav JhaYC Summer 2024Founded Emergent Ronit BasuYC Summer 2024Founded Kura AI Darren HwangYC Summer 2024Founded Kura AI Carl PetersonYC Summer 2024Founded Thunder Compute Brian ModelYC Summer 2024Founded Thunder Compute Shivani MouleeswaranYC Summer 2024Founded Ember Robotics Ritika ShrivastavaYC Summer 2024Founded Ember Robotics Sean RoadesYC Summer 2024Founded Pinnacle Alex MarantelosYC Summer 2024Founded Intryc Dimitrios IliasYC Summer 2024Founded Intryc George PastakasS24Founded Intryc Philip SmartParley (S24)Founded Parley Ian EdwardsYC Summer 2024Founded Parley Jackson PerryParley (YC S24)Founded Parley Berni HausleitnerYC Summer 2024Founded Soff Ryan GogginsYC Summer 2024Founded Mineflow Walker WellsYC Summer 2024Founded Brighterway Jason ApostolYC Summer 2024Founded Brighterway Andrew BrowningS24 BatchFounded SchemeFlow Jonny BrowningYC Summer 2024Founded SchemeFlow James GriffithS24Founded SchemeFlow Elias AlmqvistS24Founded Zettascale Computing Prithvi RajS24Founded Zettascale Computing Lucas UrbisaiaSummer 2024Founded Praxos Soheil SadabadiYC Summer 2024Founded Praxos Geoffrey NegiarYC Summer 2024Founded The Forecasting Company Joachim FainbergYC Summer 2024Founded The Forecasting Company Nabil ToumiYC Summer 2024Founded Presti AI Saad BencherifYC Summer 2024Founded Presti AI Hamza BennisYC Summer 2024Founded Presti AI Abdellah Lamrani AlaouiYC Summer 2024Founded Presti AI Lakshay SharmaYC Summer 2024Founded Cerulion Robert KimYC Summer 2024Founded Laminar Din MailibayYC Summer 2024Founded Laminar Lucas RaskinYC Summer 2024Founded Guardian RF John AndrzejewskiYC Summer 2024Founded Guardian RF Eli KersteinElectricalFounded Guardian RF Anubhav GuhaYC Summer 2024Founded Sensei John PiottiYC Summer 2024Founded Sensei Catheryn LiHead of Product - Pre-BatchFounded Simple AI Zach KamranHead of Product - BookfaceFounded Simple AI Marcos Rico PengYC Summer 2024Founded Palmier Harrison TinYC Summer 2024Founded Palmier Arnav JoshiYC Summer 2024Founded Refactor Nitish SahniS24Founded Paasa

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Frequently asked questions

What is the Y Combinator mafia?: The Y Combinator mafia is the network of 10,702 people who came through Y Combinator and went on to found or lead other companies, including Zoa Research, ReactWise, 1849 bio, Vibe, FINNY AI.
Who is in the Y Combinator mafia?: Notable members include Greg Volynsky (Zoa Research), Sam Damashek (Zoa Research), Alexander Pomberger (ReactWise), Daniel Wigh (ReactWise), Yongjin Park (1849 bio), Ray Morgan (Vibe), Katia Bazzi (Vibe), Eden Ovadia (FINNY AI), among 10,702 tracked members.
What companies did Y Combinator alumni found?: Companies founded by Y Combinator alumni include Zoa Research, ReactWise, 1849 bio, Vibe, FINNY AI, MagiCode, Hestus, Inc., Anara, Planbase, Redouble AI.