Founder Directory
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Founders33
Known for these resultsRole52%Role is parsed from founder titles in yc.db. Known for 52% of these rows — the rest have no title at all, mostly 2019–2023. Those rows stay in the result and are counted as Unknown, never as No.Bio100%Bio coverage: 100% of these founders have a bio on their YC profile. Every bio-derived facet (ex-company, school, credentials, discipline) is Unknown for the rest.Ex-company42%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 42% of these rows have at least one match.School100%School is matched from bios, case-sensitive for acronyms. 100% of these rows have at least one match.
- Darryl Luo@DarrylLuoFounder/CTO · ForwardF26B2B · San Francisco
- Dan KatzmanFounder/CEO · BernardS26B2B · New York
- David Goodfellow@davothedevFounder/CTO · BernardS26B2B · New York
- Chris Liu@drxcliuFounder/CTO · DeepReach Inc.S26B2B · San Francisco
- Chris Hailey@realChrisHaileyFounder · OS3S26Industrials · San Francisco
- Armen ArakelyanFounder/CTO · OrnadyneX26Industrials · Los Angeles
- Eunju MoonFounder/CTO · InstinctW26Fintech · San Francisco
- Claire JutabhaFounder/CTO · LegalOSW26B2B · San Francisco
- Cole Gawin@colegawin_Founder/CTO · LemmaF25B2B · San Francisco
- Veer JunejaFounder/COO · FleetlineS25B2B · New York
- Derek YeFounder/CTO · MaximalS25B2B · San Francisco
- Amulya BalakrishnanFounder/CEO · NovaflowS25Healthcare · San Francisco
- Brian Kim@BrianYKim_BYKFounder/CEO · KestralX25B2B · San Francisco
- Noah Newfield@NoahNewfieldFounder/COO · CharmF24Consumer · New York
- Anthony Rassi@anthonyrassi_Founder/COO · pap!S24Consumer · San Francisco
- Rachit KatariaFounder/CEO · CentralizeW24B2B · San Francisco
- Valerie LiFounder · DuckieW24B2B · San Francisco
- Stephen CampbellFounder · RevampS23B2B · San Francisco
- Abe Wheeler@AbeWheeler5Founder · TrigoW23Fintech · New York
- Ilana NasserFounder · VendahW23Consumer · São Paulo
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Darryl LuoForwardFounder/CTOFall 2026B2BSan Francisco, United States5https://x.com/DarrylLuoDan KatzmanBernardFounder/CEOSummer 2026B2BNew York, United States9—David GoodfellowBernardFounder/CTOSummer 2026B2BNew York, United States9https://x.com/davothedevChris LiuDeepReach Inc.Founder/CTOSummer 2026B2BSan Francisco, United States6https://x.com/drxcliuChris HaileyOS3FounderSummer 2026IndustrialsSan Francisco, United States2https://x.com/realChrisHaileyArmen ArakelyanOrnadyneFounder/CTOSpring 2026IndustrialsLos Angeles, United States4—Eunju MoonInstinctFounder/CTOWinter 2026FintechSan Francisco, United States5—Claire JutabhaLegalOSFounder/CTOWinter 2026B2BSan Francisco, United States3—Cole GawinLemmaFounder/CTOFall 2025B2BSan Francisco, United States2https://x.com/colegawin_Veer JunejaFleetlineFounder/COOSummer 2025B2BNew York, United States11—Derek YeMaximalFounder/CTOSummer 2025B2BSan Francisco, United States3—Amulya BalakrishnanNovaflowFounder/CEOSummer 2025HealthcareSan Francisco, United States5—Brian KimKestralFounder/CEOSpring 2025B2BSan Francisco, United States3https://x.com/BrianYKim_BYKNoah NewfieldCharmFounder/COOFall 2024ConsumerNew York, United States1https://x.com/NoahNewfieldAnthony Rassipap!Founder/COOSummer 2024ConsumerSan Francisco, United States3https://x.com/anthonyrassi_Rachit KatariaCentralizeFounder/CEOWinter 2024B2BSan Francisco, United States9—Valerie LiDuckieFounderWinter 2024B2BSan Francisco, United States4—Stephen CampbellRevampFounderSummer 2023B2BSan Francisco, United States3—Abe WheelerTrigoFounderWinter 2023FintechNew York, United States4https://x.com/AbeWheeler5Ilana NasserVendahFounderWinter 2023ConsumerSão Paulo, Brazil8—
Showing 1–20 of 33 founders
Joon Won Song
Founder/CEO·Instinct
PRIMARY INFO
RoleFounder/CEO
Team size5
BatchWinter 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Quantitative Developer @ Squarepoint Capital League of Legends Challenger (2000LP+) KR/EUW/NA server, for 10 years. EECS @ Imperial College London
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
DisciplineEngineerKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
InstinctTrade your instinct
Co-foundersEunju Moon
