Founder Directory
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Founders110
Known for these resultsRole33%Role is parsed from founder titles in yc.db. Known for 33% 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.Bio98%Bio coverage: 98% 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-company14%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 14% of these rows have at least one match.School22%School is matched from bios, case-sensitive for acronyms. 22% of these rows have at least one match.
- Thomas ChanFounder/CEO · Lantern AIF26B2B · San Francisco
- Chris Hailey@realChrisHaileyFounder · OS3S26Industrials · San Francisco
- Aditya Jain@adityajain_42Founder/CMO · Prescience, Inc.S26Healthcare · San Francisco
- Rishab Jain@rishabjainkFounder/CEO · Prescience, Inc.S26Healthcare · San Francisco
- Joe Gonzalez@joegonzalez0886Founder/COO · Vernius Systems, Inc.S26Industrials · San Francisco
- Seb PooleFounder/CEO · ModernX26B2B · San Francisco
- Alexander Liteplo@AlexanderTw33tsFounder/CEO · RentAHumanX26Consumer · San Francisco
- Ryan XieFounder/COO · Origami RoboticsW26Industrials · San Francisco
- Sai GurrapuFounder/CEO · HypercubicF25B2B · San Francisco
- James JiangFounder · MSPilotF25B2B · San Francisco
- Shahryar AbbasiFounder/CEO · Risely AIS25Education · San Francisco
- Joshua March@joshuamarchFounder/CEO · VeritusS25Fintech · San Francisco
- Tugce Bulut@TugceBulutFounder/CEO · Eloquent AIX25B2B · San Francisco
- João de Paula@joaopdepaulaFounder/CEO · MesmerX25B2B · Berlin
- Seth Setse@SethSetseFounder/CEO · a0.devW25B2B · San Francisco
- Noah AuerhahnFounder/CEO · Uncommon TherapeuticsW25Healthcare · San Francisco
- Alexander Haddad@AF_HaddadFounder · Kopra BioS24Healthcare · San Francisco
- Martin BittnerFounder/CEO · Redouble AIS24B2B · New York
- Akshaj KadaveruFounder · Breez LabsW24B2B · San Francisco
- Daniel FarinaFounder/CTO · UbicloudW24B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Thomas ChanLantern AIFounder/CEOFall 2026B2BSan Francisco, United States4—Chris HaileyOS3FounderSummer 2026IndustrialsSan Francisco, United States2https://x.com/realChrisHaileyAditya JainPrescience, Inc.Founder/CMOSummer 2026HealthcareSan Francisco, United States2https://x.com/adityajain_42Rishab JainPrescience, Inc.Founder/CEOSummer 2026HealthcareSan Francisco, United States2https://x.com/rishabjainkJoe GonzalezVernius Systems, Inc.Founder/COOSummer 2026IndustrialsSan Francisco, United States3https://x.com/joegonzalez0886Seb PooleModernFounder/CEOSpring 2026B2BSan Francisco, United States2—Alexander LiteploRentAHumanFounder/CEOSpring 2026ConsumerSan Francisco, United States3https://x.com/AlexanderTw33tsRyan XieOrigami RoboticsFounder/COOWinter 2026IndustrialsSan Francisco, United States5—Sai GurrapuHypercubicFounder/CEOFall 2025B2BSan Francisco, United States3—James JiangMSPilotFounderFall 2025B2BSan Francisco, United States3—Shahryar AbbasiRisely AIFounder/CEOSummer 2025EducationSan Francisco, United States8—Joshua MarchVeritusFounder/CEOSummer 2025FintechSan Francisco, United States10https://x.com/joshuamarchTugce BulutEloquent AIFounder/CEOSpring 2025B2BSan Francisco, United States5https://x.com/TugceBulutJoão de PaulaMesmer2× YCFounder/CEOSpring 2025B2BBerlin, Germany7https://x.com/joaopdepaulaSeth Setsea0.devFounder/CEOWinter 2025B2BSan Francisco, United States3https://x.com/SethSetseNoah AuerhahnUncommon TherapeuticsFounder/CEOWinter 2025HealthcareSan Francisco, United States2—Alexander HaddadKopra BioFounderSummer 2024HealthcareSan Francisco, United States2https://x.com/AF_HaddadMartin BittnerRedouble AIFounder/CEOSummer 2024B2BNew York, United States3—Akshaj KadaveruBreez LabsFounderWinter 2024B2BSan Francisco, United States2—Daniel FarinaUbicloudFounder/CTOWinter 2024B2BSan Francisco, United States15—
Showing 1–20 of 110 founders
Umur Cubukcu
Founder·Ubicloud
PRIMARY INFO
RoleFounder· not in title
Team size15
BatchWinter 2024
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Previously visiting partner at YC for W23 and S23; now co-founder at Ubicloud. Co-founder and CEO of Citus Data (S11), the creators of the distributed PostgreSQL database Citus. Led the PostgreSQL product team at Azure, after Citus Data was acquired in 2019 by Microsoft.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
Disciplinenot detectedKeyword match from the bio text, not a classifier.
TRACK RECORD
Exit mentioned in bio
COMPANY CONTEXT
Ubicloud
Open source alternative to AWS
