Who is in the Y Combinator mafia?

Notable members include Brett Gibson (Slinkset), James Richards (Evergrow), Carmen Collyns (Zuora), Alexander Blessing (VoiceGem), Jude Gomila (Golden), Matt Krisiloff (Preventive), Nick Cooney (Lever VC), Jinal Jhaveri (SchoolMint), among 10,686 tracked members.

What companies did Y Combinator alumni found?

Companies founded by Y Combinator alumni include Slinkset, Evergrow, Zuora, VoiceGem, Golden, Preventive, Lever VC, SchoolMint, Garage Capital, Mindful Health.

The Y Combinator Mafia

10,686 people came through Y Combinator and went on to found or lead other companies.

Brett GibsonSoftwareFounded Slinkset +1 James RichardsYC Summer 2013Founded Evergrow +1 Carmen CollynsYC Winter 2017Founded Zuora +1 Alexander BlessingYC Summer 2012Founded VoiceGem +1 Jude GomilaYC Winter 2009Founded Golden +1 Matt KrisiloffDirector of Y Combinator ResearchFounded Preventive +1 Nick CooneyYC Summer 2018Founded Lever VC +1 Jinal JhaveriYC Winter 2021Founded SchoolMint +1 Michael LittStartupsFounded Garage Capital +1 Mike McCauleyYC Summer 2012Founded Garage Capital +1 Chris FernandezFellowshipFounded Mindful Health +1 Ian FolauYC Summer 2020Founded GitLinks +1 Venkat ViswanathanYC Summer 2024Founded AIONICS +1 Haroon MokhtarzadaYC Winter 2016Founded Rocket Money +1 Zak StoneYC Summer 2005Founded Memamp +1 Ash RustYC Winter 2012Founded Sterling Road +1 Jon DishotskySummer 2016Founded Daft Capital +1 Zach WaterfieldYC Winter 2019Founded Zettlor +1 Krishna K. GuptaYC Summer 2010Founded Humanyze +1 Michael MillerYC Summer 2008Founded Liquid Ventures +1 David LangerYC Winter 2014Founded Lionheart Ventures +1 Chad RigettiYC Spring 2025Founded Sygaldry Technologies +1 Dheeraj JainYC Winter 2021Founded Pee Safe +1 Alex BangashInvestorFounded Transpose Platform Management +1 Josephine LeeYC MIT IAP 2026 Program Grant RecipientFounded Palette +1 Benoit MenardoYC Summer 2021Founded Rocket Internet SE +1 Nick GoldnerYC Winter 2019Founded Viosera +1 Sharath Keshava NarayanaYC Winter 2018Founded Observe.AI +1 Jessica MahYC Summer 2010Founded Astonishing Labs +1 Amy NelsonYC Fall 2024Founded Riveter +1 Rahul VohraYC Summer 2010Founded Superhuman +1 Juan BenetYC Summer 2014Founded Filecoin +1 Charlie WarrenVisiting PartnerFounded Convex +1 Chiu ChauYC Winter 2016Founded OpenShelf +1 Dean SysmanYC Summer 2015Founded Cymmetria +1 Jeffrey LiuYC Winter 2020Founded Guavapass +1 Matt RobinsonYC Summer 2011Founded Nested +1 Rob WitoffSummer '09Founded ChalkTalk +1 Sara DuW20Founded Alloy Automation +1 Danny WenYC Summer 2013Founded Crowdmade +1 Anthony DeMartinoYC Summer 2012Founded Sentora +1 David HodgeYC Summer 2011Founded Standard Fleet +1 Paolo PriviteraStartup SchoolFounded 1521 Capital +1 Viral BajariaAlumniFounded GrepData +1 Siddarth JainYC Winter 2023Founded DrDroid +1 Kulveer TaggarVisiting PartnerFounded Auctomatic +1 Lars DalgaardYC Summer 2015Founded SuccessFactors +1 Matt MullenwegYC Summer 2011Founded Automattic +1 Camila Sayuri ZancanellaYC S24Founded Makers +1 Pamela ValdesFounder - YC Alum (W17)Founded Y Combinator +1 Jack AltmanYC Winter 2016Founded Lattice +1 Michael StröckEntrepreneurship/Entrepreneurial StudiesFounded Allocator +1 Kristoffer RoilYC Winter 2022Founded Vic +1 Mat VogelsYC Winter 2017Founded Zestful +1 Julian ShapiroYC Summer 2019Founded Julian Capital +1 Alexandria LafciYC Summer 2015Founded Hometeam Ventures +1 Alex AtallahYC Winter 2018Founded OpenSea +1 Bryan FristSummer 2016 (Yoshi)Founded Yoshi marketplace-b2c +1 Eric SchmidtYC Winter 2016Founded Google +1 Ivan KiriginYC Winter 2015Founded YesGraph +1 Max KolyshVisiting PartnerFounded Dover +1 Lee LindenYC Summer 2007Founded Karma +1 Devin HuntAlumniFounded Lyst +1 Alek VernitskyYC Summer 2012Founded Portside +1 Alex Lofton2016 Winter BatchFounded Landed +1 Jianna LiuYC Winter 2023Founded Cardinal +1 Diego ReyVisiting PartnerFounded Endpoint Health +1 John WuYC Summer 2011Founded Sift +1 Merrill LutskyYC Winter 2013Founded Graphite +1 Andy SparksYC Summer 2012Founded LaunchGram +1 Brett HaglerStartupsFounded Hometeam Ventures +1 Jeffrey ChangYC Summer 2014Founded Doblet +1 Eric BlondeelYC Summer 2016Founded Samos Insurance +1 Nikita ShamgunovYC Winter 2011Founded Neon +1 Leore AvidarYC Summer 2013Founded Alt +1 Jacob CohenYC Winter 2018Founded Apprenta +1 Adeel YangW18Founded Dryvebox +1 Prayag NarulaYC Summer 2011Founded Marvin +1 Tim GriffinS19Founded Craftwork +1 Kanishka MaheshwariYC Winter 2019Founded InterPrime +1 Alfonso De los RiosAlumniFounded Nowports +1 George DeglinYC Summer 2011Founded Uversity +1 Patrick J. CostelloYC S14Founded Naytev +1 Lars ButtlerYC Winter 2022Founded Aifoundation +1 Alok DeshpandeYC Summer 2016Founded SmartPath +1 Ranvir GujralWinter 2012Founded Insight +1 Taro FukuyamaYC Winter 2012Founded AnyPerk +1 Armando BiondiBatch S21 FounderFounded AdEspresso +1 Erik T. EngelsonYC Winter 2015Founded Medina Medical +1 Rodrigo DantasYC Summer 2020Founded Vindi +1 Alice ZhangYC Summer 2015Founded Vergelabs +1 Austin OgilvieW15Founded Thoropass +1 Bjarne ChristiansenEntrepreneurshipFounded Realm +1 Brian GolerYC Winter 2014Founded DEEPCONVO INC +1 Christopher MortonYC Winter 2012Founded SlidePay +1 Elizabeth IornsPart-time partnerFounded Transcripta Bio +1

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Frequently asked questions

What is the Y Combinator mafia?: The Y Combinator mafia is the network of 10,686 people who came through Y Combinator and went on to found or lead other companies, including Slinkset, Evergrow, Zuora, VoiceGem, Golden.
Who is in the Y Combinator mafia?: Notable members include Brett Gibson (Slinkset), James Richards (Evergrow), Carmen Collyns (Zuora), Alexander Blessing (VoiceGem), Jude Gomila (Golden), Matt Krisiloff (Preventive), Nick Cooney (Lever VC), Jinal Jhaveri (SchoolMint), among 10,686 tracked members.
What companies did Y Combinator alumni found?: Companies founded by Y Combinator alumni include Slinkset, Evergrow, Zuora, VoiceGem, Golden, Preventive, Lever VC, SchoolMint, Garage Capital, Mindful Health.