Founder Directory
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Founders81
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.Bio96%Bio coverage: 96% 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-company36%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 36% of these rows have at least one match.School38%School is matched from bios, case-sensitive for acronyms. 38% of these rows have at least one match.
- Jamie YauFounder/CEO · CollarF26B2B · Singapore
- Kazel Koh En YangFounder/CTO · CollarF26B2B · Singapore
- Riley JanjisFounder · ForwardF26B2B · San Francisco
- Alex Southmayd@alexsouthmaydFounder/CEO · BloomyS26Education · San Francisco
- James TennantFounder · Isengard Industries IncS26Industrials · San Francisco
- Dan DanayFounder/CEO · Verdict MachineS26B2B · Tel Aviv
- Isaac GrossmanFounder · Verdict MachineS26B2B · Tel Aviv
- Liran KoganFounder/CPO · Verdict MachineS26B2B · Tel Aviv
- Michael WachsmanFounder/CTO · Alt-XW26Fintech · Los Angeles
- Ryan Samadi@SamadiRyanFounder/CEO · Alt-XW26Fintech · Los Angeles
- Michael SakowskiFounder · CrunchedF25B2B · Oslo
- Frederik HansenFounder/CEO · DiligenceSquaredF25B2B · New York
- Soren Biltoft-KnudsenFounder/President · DiligenceSquaredF25B2B · New York
- Alexander StroeFounder/CEO · Patent WatchF25B2B · San Francisco
- Andreas StroeFounder/CTO · Patent WatchF25B2B · San Francisco
- Don MuirFounder/CEO · F2S25B2B · New York
- Joshua DoolanFounder/CEO · TamLabsW25B2B · San Francisco
- Nicholas PipitoneFounder/CTO · ZeroEntropyW25B2B · San Francisco
- Abhilash Chowdhary@thechowdharyFounder/CEO · CrustdataF24B2B
- Chris Pisarski@chrispisarskiFounder · CrustdataF24B2B
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Jamie YauCollarFounder/CEOFall 2026B2BSingapore, Singapore2—Kazel Koh En YangCollarFounder/CTOFall 2026B2BSingapore, Singapore2—Riley JanjisForwardFounderFall 2026B2BSan Francisco, United States5—Alex SouthmaydBloomyFounder/CEOSummer 2026EducationSan Francisco, United States1https://x.com/alexsouthmaydJames TennantIsengard Industries IncFounderSummer 2026IndustrialsSan Francisco, United States30—Dan DanayVerdict Machine2× YCFounder/CEOSummer 2026B2BTel Aviv, Israel4—Isaac GrossmanVerdict MachineFounderSummer 2026B2BTel Aviv, Israel4—Liran KoganVerdict MachineFounder/CPOSummer 2026B2BTel Aviv, Israel4—Michael WachsmanAlt-XFounder/CTOWinter 2026FintechLos Angeles, United States2—Ryan SamadiAlt-XFounder/CEOWinter 2026FintechLos Angeles, United States2https://x.com/SamadiRyanMichael SakowskiCrunchedFounderFall 2025B2BOslo, Norway5—Frederik HansenDiligenceSquaredFounder/CEOFall 2025B2BNew York, United States3—Soren Biltoft-KnudsenDiligenceSquaredFounder/PresidentFall 2025B2BNew York, United States3—Alexander StroePatent WatchFounder/CEOFall 2025B2BSan Francisco, United States6—Andreas StroePatent WatchFounder/CTOFall 2025B2BSan Francisco, United States6—Don MuirF2Founder/CEOSummer 2025B2BNew York, United States15—Joshua DoolanTamLabsFounder/CEOWinter 2025B2BSan Francisco, United States2—Nicholas PipitoneZeroEntropyFounder/CTOWinter 2025B2BSan Francisco, United States6—Abhilash ChowdharyCrustdataFounder/CEOFall 2024B2BUnknown30https://x.com/thechowdharyChris PisarskiCrustdataFounderFall 2024B2BUnknown30https://x.com/chrispisarski
Showing 1–20 of 81 founders
Joshua Doolan
Founder/CEO·TamLabs
PRIMARY INFO
RoleFounder/CEO
Team size2
BatchWinter 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Founder & CEO at TamLabs (W25). Previously, Blackstone Data Science, deployed AI solutions across PE portfolio and led data science diligence for PE. Harvard AB/SM in Computer Science, focus in AI.
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
