Fundraising Fox
The Y Combinator Mafia
10,678 people came through Y Combinator and went on to found or lead other companies.
Parth BadhwarYC Summer 2026Founded LockeSamuel HahnS26Founded PetrarchSudhish SwainS26Founded PetrarchMaxwell StoneYC Summer 2026Founded SubVysionWenson TangYC Summer 2026Founded SubVysionNithik BalaS26Founded AmuletVarun PuruYC Summer 2026Founded AmuletGuy Ben AharonYC Summer 2026Founded OneCLIJonathan FishnerSummer 26 BatchFounded OneCLINajmuzzaman (Nazz) MohammadYC Summer 2026Founded NexFrancisco DiasYC Summer 2026Founded NexJay ChooiYC Summer 2026Founded RobocurveAris ZhuYC Summer 2026Founded RobocurveCaleb HoranYC Summer 2026Founded Salem Robotics IncJanak (Crasun) PanthiYC Summer 2026Founded Salem Robotics IncAnish MariathasanS26Founded OsseusAyush PatelYC Summer 2026Founded OsseusAthreya AnandYC Summer 2026Founded hardware intelligenceJoanathan McIntoshYC Summer 2026Founded Billow AI LabsPrateek JannuYC Summer 2026Founded CoArenaNitish KovuruYC Summer 2026Founded CoArenaHursh ShahYC Summer 2026Founded EdviroTanuj SiripurapuYC Summer 2026Founded EdviroKion FallahYC Summer 2026Founded Experiential LabsSilen NaihinYC Summer 2026Founded Experiential LabsSeungmin HongF26Founded SimanticAhnaf ShahriarYC Fall 2026Founded SimanticMichael JeffordsYC Summer 2026Founded ConiferCharles MuehlbergerYC Summer 2026Founded ConiferJoshua DillonYC Summer 2026Founded rekursiv.aiDan KondratyukYC Summer 2026Founded rekursiv.aiLuca HadifeYC Summer 2026Founded KebraMohamed HosnyS26Founded KebraNour ZahzahYC Fall 2026Founded GradonYousef HelalYC Fall 2026Founded GradonAshutosh SinglaYC Summer 2020Founded BIKJonathan LiYC Summer 2026Founded Induction LabsDavid LiYC Summer 2026Founded Induction LabsJeffrey LinYC Summer 2026Founded DatoricAnirudh PaiYC Summer 2026Founded Proprio RoboticsRaghav PunnamYC Summer 2026Founded Proprio RoboticsDavid KhachaturovYC Summer 2026Founded Egoist MachinesErin McGurkYC Summer 2026Founded Egoist MachinesOm BuddhdevYC Summer 2026Founded Olam LabsShreshth SharmaYC Summer 2026Founded Olam LabsPhillip YanYC Summer 2026Founded MaingenDavid YangS26Founded MaingenJoshua IbrahimYC Summer 2026Founded ManifoldNicolas YehYC Summer 2026Founded ManifoldEthan PhillipsYC Summer 2026Founded OrvixoRiki KarjalainenS26Founded Last Accounting CompanySami LaakkonenYC Summer 2026Founded Last Accounting CompanyVeikko PereYC Summer 2026Founded Last Accounting CompanyPietari VirkkunenYC Summer 2026Founded Last Accounting CompanyPaul ConynghamS26 BatchFounded GamgeeAxel Andersson LingbertYC Summer 2026Founded ZaplarOscar KarlstromerS26Founded ZaplarJon MillesS26Founded ZaplarDouglas SolbergS26Founded ZaplarDennis RenYC Summer 2026Founded Neuron IndustriesOguzhan KaracaYC Summer 2026Founded DeryaCampbell Mercer-ButcherYC Summer 2026Founded Avoca SystemsMax ShandYC Summer 2026Founded Avoca SystemsElliot NorrevikYC Summer 2026Founded BlaiseAlexander WikströmYC Summer 2026Founded BlaiseJohn CassidyBatch S17Founded Cambridge Cancer GenomicsJared HeymanYC Winter 2013Founded CrowdMedJustin HilliardFounderFounded SuperwallJan HeinvirtaYC S21Founded PerfektoTyler RichieYC Summer 2021Founded SproutfiMarco VillasenorYC Summer 2021Founded RedbeanPeter ZakinYC Summer 2010Founded PribbitVictoria KrauchunasAdmissions ManagerFounded PropelAuthEric MeneesFounded SF ComputeJoe RootYC Summer 2014Founded PermutiveTim SprattYC Summer 2014Founded PermutiveQuin WillsYC Winter 2020Founded Ochre BioBucky KhanYC Winter 2023Founded Finni HealthAbhishek EYC Winter 2026Founded Ressl AIAman RajS26Founded DecaworkSarthak AggarwalS26Founded DecaworkVishruth NagendraWinter 2025Founded HyphenboxClément NguyenFounded LemrockSasha CollinS24 batchFounded LemrockIvo VerhaeghW22Founded Powerhouse AIRangel MilushevYC Winter 2023Founded rex.fitRathin ShahW20 BatchFounded SpennyGaurav AroraW20Founded SpennyTamir ShklazS21 BatchFounded Strive MathDimitri DadiomovSummer 2018 batchFounded Modern TreasurySarah NahmYC Summer 2012Founded LeverDavid SiegelYC Winter 2019Founded GlideTom FeldmanYC Winter 2021Founded Stoke SpaceSameer ShariffYC Winter 2014Founded CamblySam BrowneW18Founded Let's Do ThisAdhemar Milani NetoYC Winter 2019Founded Kovi
Frequently asked questions
- What is the Y Combinator mafia?
- The Y Combinator mafia is the network of 10,678 people who came through Y Combinator and went on to found or lead other companies, including Locke, Petrarch, SubVysion, Amulet, OneCLI.
- Who is in the Y Combinator mafia?
- Notable members include Parth Badhwar (Locke), Samuel Hahn (Petrarch), Sudhish Swain (Petrarch), Maxwell Stone (SubVysion), Wenson Tang (SubVysion), Nithik Bala (Amulet), Varun Puru (Amulet), Guy Ben Aharon (OneCLI), among 10,678 tracked members.
- What companies did Y Combinator alumni found?
- Companies founded by Y Combinator alumni include Locke, Petrarch, SubVysion, Amulet, OneCLI, Nex, Robocurve, Salem Robotics Inc, Osseus, hardware intelligence.