Founder Directory
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Founders30
Known for these resultsRole47%Role is parsed from founder titles in yc.db. Known for 47% 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-company40%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 40% 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.
- Ryan Ning@itsnotryanFounder/CEO · SimulithicF26B2B · San Francisco
- Michael Zhou@michaelzixizhouFounder/CEO · CodagS26B2B · San Francisco
- Benjamin MartindaleFounder/CEO · DonkeyS26B2B · San Francisco
- Ansh Chokshi@ansh_chokshiFounder/CEO · MireyeS26B2B · San Francisco
- Min JinFounder · MolagriS26Industrials · Toronto
- Zaky HassanFounder/CEO · MolagriS26Industrials · Toronto
- Dorsa Rohani@dorsa_rohaniFounder · MosaicS26B2B · San Francisco
- Hisham El-HalabiFounder/CTO · Vernius Systems, Inc.S26Industrials · San Francisco
- Shervin BaratiFounder/CTO · PLAN0 AIX26Real Estate and Construction
- Ian Shi@ianshi3Founder/CTO · Blank BioS25Healthcare · San Francisco
- Philip Fradkin@phil_fradkinFounder · Blank BioS25Healthcare · San Francisco
- Anton ZaliznyiCo-founder & Chief AI Officer · PhasesS25Healthcare · San Francisco
- Lalit LalFounder/CTO · KeyeF24Fintech · New York
- Amy Xiao@amyxstFounder/CEO · CloudglueS24B2B · San Francisco
- Tahsin RahmanFounder/CTO · DraftaidW24B2B · Toronto
- Andre Fu@andrezfuFounder/CEO · EcliptorW24B2B · San Francisco
- Matt Hardy@mdahardyFounder · Proof of HumanS23B2B · San Francisco
- Akshay Budhkar@BudhkarAkshayFounder · Spine AIS23B2B · San Francisco
- Jason Fan@jfan001Founder · FinicW23Fintech · San Francisco
- Sebastian AlvaradoCo-Founder (CTO) · ValariW22Fintech · Mexico City
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Ryan NingSimulithicFounder/CEOFall 2026B2BSan Francisco, United States2https://x.com/itsnotryanMichael ZhouCodagFounder/CEOSummer 2026B2BSan Francisco, United States1https://x.com/michaelzixizhouBenjamin MartindaleDonkeyFounder/CEOSummer 2026B2BSan Francisco, United States7—Ansh ChokshiMireyeFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/ansh_chokshiMin JinMolagriFounderSummer 2026IndustrialsToronto, Canada4—Zaky HassanMolagriFounder/CEOSummer 2026IndustrialsToronto, Canada4—Dorsa RohaniMosaicFounderSummer 2026B2BSan Francisco, United States2https://x.com/dorsa_rohaniHisham El-HalabiVernius Systems, Inc.Founder/CTOSummer 2026IndustrialsSan Francisco, United States3—Shervin BaratiPLAN0 AIFounder/CTOSpring 2026Real Estate and ConstructionUnknown4—Ian ShiBlank BioFounder/CTOSummer 2025HealthcareSan Francisco, United States6https://x.com/ianshi3Philip FradkinBlank BioFounderSummer 2025HealthcareSan Francisco, United States6https://x.com/phil_fradkinAnton ZaliznyiPhasesCo-founder & Chief AI OfficerSummer 2025HealthcareSan Francisco, United States3—Lalit LalKeyeFounder/CTOFall 2024FintechNew York, United States3—Amy XiaoCloudglueFounder/CEOSummer 2024B2BSan Francisco, United States4https://x.com/amyxstTahsin RahmanDraftaidFounder/CTOWinter 2024B2BToronto, Canada14—Andre FuEcliptorFounder/CEOWinter 2024B2BSan Francisco, United States2https://x.com/andrezfuMatt HardyProof of HumanFounderSummer 2023B2BSan Francisco, United States4https://x.com/mdahardyAkshay BudhkarSpine AIFounderSummer 2023B2BSan Francisco, United States7https://x.com/BudhkarAkshayJason FanFinicFounderWinter 2023FintechSan Francisco, United States4https://x.com/jfan001Sebastian AlvaradoValariCo-Founder (CTO)Winter 2022FintechMexico City, Mexico3—
Showing 1–20 of 30 founders
Jonathan van Wersch
Founder/CTO·Phases
PRIMARY INFO
RoleFounder/CTO
Team size3
BatchSummer 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Accelerating & automating clinical trials with AI agents. - Previously a software engineer at Meta, where I worked on integrating machine learning into the mobile ads manager app. - Before Meta, I was at Improbable, a UK unicorn, where I helped scale the web platform team from 3 to 20 engineers. - I hold a bachelors and masters in mechanical engineering from the University of Bath, where I was project manager and engineering lead for the university's rocket team.
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
PhasesAutomated clinical trial oversight and execution
