Founder Directory
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Founders94
Known for these resultsRole40%Role is parsed from founder titles in yc.db. Known for 40% 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.Bio78%Bio coverage: 78% 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-company9%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 9% of these rows have at least one match.School32%School is matched from bios, case-sensitive for acronyms. 32% of these rows have at least one match.
- An Zhu Liu@an_zhu_liuFounder/CEO · FamiliarS26B2B · Toronto
- Mingi KwonFounder · FamiliarS26B2B · Toronto
- Xu ZhengFounder · FamiliarS26B2B · Toronto
- Abraham Heifets@AbeHeifetsFounder/CEO · WonderTxS26Healthcare · San Francisco
- Sam RogersFounder/CEO · Brumby (Formerly GrazeMate)W26Industrials · Sydney
- Krish Iyengar@Krish5IyengarFounder/CEO · Pixley AIF25Consumer · Los Angeles
- Pranit Agrawal@PranitAgrawal4Founder/CTO · Pixley AIF25Consumer · Los Angeles
- Aden Clemente@adencleFounder/CTO · EffiGovS25Government · San Francisco
- Aubteen Pour-Biazar@AubteenPBFounder/CEO · EffiGovS25Government · San Francisco
- Shraman Kar@ShramanKarFounder/CTO · GolpoS25B2B · San Francisco
- Shreyas Kar@KarShreyasFounder/CEO · GolpoS25B2B · San Francisco
- Chia-Lun Wu@leowuheraFounder/CTO · HeraS25B2B · Berlin
- Peter Tribelhorn@tribelhorn23Founder/CEO · HeraS25B2B · Berlin
- Arjun Talati@arjuntalatiFounder/CPO · KnowlifyS25B2B · San Francisco
- Jonathan MaynardFounder/COO · KnowlifyS25B2B · San Francisco
- Ritam RanaFounder/CEO · KnowlifyS25B2B · San Francisco
- Ritvik VaradaFounder/CTO · KnowlifyS25B2B · San Francisco
- Kenneth Chan@kennychan256Founder · Nexa LabsS25Industrials · San Francisco
- Zarif Azher@ZarifAzherFounder/CEO · Nexa LabsS25Industrials · San Francisco
- Gabriel Ocana Santero@OcanaSanteroFounder/CEO · Exin TherapeuticsW25Healthcare · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
An Zhu LiuFamiliarFounder/CEOSummer 2026B2BToronto, Canada7https://x.com/an_zhu_liuMingi KwonFamiliarFounderSummer 2026B2BToronto, Canada7—Xu ZhengFamiliarFounderSummer 2026B2BToronto, Canada7—Abraham HeifetsWonderTx2× YCFounder/CEOSummer 2026HealthcareSan Francisco, United States3https://x.com/AbeHeifetsSam RogersBrumby (Formerly GrazeMate)Founder/CEOWinter 2026IndustrialsSydney, Australia3—Krish IyengarPixley AIFounder/CEOFall 2025ConsumerLos Angeles, United States2https://x.com/Krish5IyengarPranit AgrawalPixley AIFounder/CTOFall 2025ConsumerLos Angeles, United States2https://x.com/PranitAgrawal4Aden ClementeEffiGovFounder/CTOSummer 2025GovernmentSan Francisco, United States3https://x.com/adencleAubteen Pour-BiazarEffiGovFounder/CEOSummer 2025GovernmentSan Francisco, United States3https://x.com/AubteenPBShraman KarGolpoFounder/CTOSummer 2025B2BSan Francisco, United States7https://x.com/ShramanKarShreyas KarGolpoFounder/CEOSummer 2025B2BSan Francisco, United States7https://x.com/KarShreyasChia-Lun WuHeraFounder/CTOSummer 2025B2BBerlin, Germany5https://x.com/leowuheraPeter TribelhornHeraFounder/CEOSummer 2025B2BBerlin, Germany5https://x.com/tribelhorn23Arjun TalatiKnowlifyFounder/CPOSummer 2025B2BSan Francisco, United States6https://x.com/arjuntalatiJonathan MaynardKnowlifyFounder/COOSummer 2025B2BSan Francisco, United States6—Ritam RanaKnowlifyFounder/CEOSummer 2025B2BSan Francisco, United States6—Ritvik VaradaKnowlifyFounder/CTOSummer 2025B2BSan Francisco, United States6—Kenneth ChanNexa LabsFounderSummer 2025IndustrialsSan Francisco, United States3https://x.com/kennychan256Zarif AzherNexa LabsFounder/CEOSummer 2025IndustrialsSan Francisco, United States3https://x.com/ZarifAzherGabriel Ocana SanteroExin TherapeuticsFounder/CEOWinter 2025HealthcareSan Francisco, United States9https://x.com/OcanaSantero
Showing 1–20 of 94 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
