Founder Directory
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Founders101
Known for these resultsRole56%Role is parsed from founder titles in yc.db. Known for 56% 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-company44%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 44% 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.
- Aditya MittalFounder/CEO · RoteW27B2B · San Francisco
- Gabriel Castillo@GabrielCasHeFounder/CTO · RoteW27B2B · San Francisco
- Jordan IbeFounder · CovaS26Healthcare · Detroit
- Ryan Nowicki Stewart@rywicksFounder/CEO · PennantS26Fintech · New York
- Berat Celik@beratcelik0Founder/CEO · StoaS26Fintech · San Francisco
- Angelica Kosasih@aka_kosasihFounder/CTO · WonderingS26Consumer · San Francisco
- Abraham Heifets@AbeHeifetsFounder/CEO · WonderTxS26Healthcare · San Francisco
- Cashel FitzgeraldFounder/CTO · ZommaS26B2B · San Francisco
- Jihyun Kim@jihprobsFounder/CEO · ZommaS26B2B · San Francisco
- Vikram Chennai@vchennai2Founder/CEO · ArdentX26B2B · San Francisco
- Kyle Wong@klwongkyleFounder/CEO · InstaAgentX26B2B · San Francisco
- Kevin YuFounder/CTO · SavantX26B2B · San Francisco
- Sardor Rahmatulloev@bysardrFounder/CEO · TwolabsX26Industrials · San Francisco
- Tony MontesFounder/CTO · ZolvoX26Fintech · San Francisco
- Selina Li@SelinaliyyFounder/CEO · Bubble LabW26B2B · San Francisco
- Zach Zhong@zhubzyzFounder/CTO · Bubble LabW26B2B · San Francisco
- Jimmy WeiFounder/CEO · IncidentFoxW26B2B · San Francisco
- Matthew Chen@mlaurencechenFounder/CEO · LaurenceW26B2B · New York
- Joseph McAllisterFounder/CTO · MouseCatW26B2B · New York
- Hau ChuFounder/Chief Engineer · UnifoldW26Fintech · New York
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Aditya MittalRoteFounder/CEOWinter 2027B2BSan Francisco, United States0—Gabriel CastilloRoteFounder/CTOWinter 2027B2BSan Francisco, United States0https://x.com/GabrielCasHeJordan IbeCovaFounderSummer 2026HealthcareDetroit, United States2—Ryan Nowicki StewartPennantFounder/CEOSummer 2026FintechNew York, United States2https://x.com/rywicksBerat CelikStoaFounder/CEOSummer 2026FintechSan Francisco, United States3https://x.com/beratcelik0Angelica KosasihWonderingFounder/CTOSummer 2026ConsumerSan Francisco, United States2https://x.com/aka_kosasihAbraham HeifetsWonderTx2× YCFounder/CEOSummer 2026HealthcareSan Francisco, United States3https://x.com/AbeHeifetsCashel FitzgeraldZommaFounder/CTOSummer 2026B2BSan Francisco, United States5—Jihyun KimZommaFounder/CEOSummer 2026B2BSan Francisco, United States5https://x.com/jihprobsVikram ChennaiArdentFounder/CEOSpring 2026B2BSan Francisco, United States3https://x.com/vchennai2Kyle WongInstaAgentFounder/CEOSpring 2026B2BSan Francisco, United States10https://x.com/klwongkyleKevin YuSavantFounder/CTOSpring 2026B2BSan Francisco, United States2—Sardor RahmatulloevTwolabsFounder/CEOSpring 2026IndustrialsSan Francisco, United States2https://x.com/bysardrTony MontesZolvoFounder/CTOSpring 2026FintechSan Francisco, United States3—Selina LiBubble LabFounder/CEOWinter 2026B2BSan Francisco, United States2https://x.com/SelinaliyyZach ZhongBubble LabFounder/CTOWinter 2026B2BSan Francisco, United States2https://x.com/zhubzyzJimmy WeiIncidentFoxFounder/CEOWinter 2026B2BSan Francisco, United States2—Matthew ChenLaurenceFounder/CEOWinter 2026B2BNew York, United States2https://x.com/mlaurencechenJoseph McAllisterMouseCatFounder/CTOWinter 2026B2BNew York, United States6—Hau ChuUnifoldFounder/Chief EngineerWinter 2026FintechNew York, United States3—
Showing 1–20 of 101 founders
Abraham Heifets
Founder/CEO·Numerion Labs
PRIMARY INFO
RoleFounder/CEO
Team size67
BatchWinter 2015
LocationSan Francisco, United States
Company statusActive
StageGrowth
BIO
Founder and CEO of A Company in Stealth Mode. Previously, cofounded Atomwise, the first company to deploy deep learning for structure-based drug design ($220+ million in funding; 100 hires; signed $5B in total partnership value with Sanofi, Bayer, Eli Lilly, etc; ran largest AI-driven drug discovery experiment w/ 600+ researchers in 30 countries). Even more previous: PhD @ U of Toronto; inventor on 15 patents + applications; IBM Research; AI for Cornell’s world champion robotic soccer team.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
CredentialsPhD
DisciplineResearcherKeyword match from the bio text, not a classifier.
TRACK RECORD
2× YC founder
- W15Numerion LabsActive · this entry
- S26WonderTxActive
COMPANY CONTEXT
Numerion LabsArtificial intelligence for drug discovery.
IndustryHealthcare
Websitenumerionlabs.ai
Team size67
LocationSan Francisco, United States
BatchWinter 2015
Also founded · 1 more YC company
WonderTxActiveSummer 2026Extrapolative AI to unlock First-in-Class drugs
HealthcareSan Francisco, United States3Open this entry
