Founder Directory
Built by Keitoto
Founders66
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.Bio73%Bio coverage: 73% 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-company20%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 20% of these rows have at least one match.School26%School is matched from bios, case-sensitive for acronyms. 26% of these rows have at least one match.
- Joe Gonzalez@joegonzalez0886Founder/COO · Vernius Systems, Inc.S26Industrials · San Francisco
- Xuanshu (Asher) LinFounder/CEO · AutoSituW26B2B
- Feroze Mohideen@FerozeMohideenFounder/CTO · RobbyW26B2B · New York
- Joseph Schwarzmann@JoeSchwarzmannFounder/COO · RobbyW26B2B · New York
- Vineet JammalamadakaFounder/CEO · RobbyW26B2B · New York
- Joe Kennedy@joekndyFounder/CEO · MixyF25Consumer
- Joel Tomas PimentelFounder/CTO · SelfinF25Fintech · San Francisco
- Joe Fioti@joefiotiFounder/CEO · LuminalS25B2B · San Francisco
- Tanner Jones@Tanner_H_JonesFounder/CEO · Vulcan TechnologiesS25B2B · Austin
- Joe Hewett@simulated_landFounder/CTO · AsteroidW25B2B · San Francisco
- Joe SavidgeFounder/CEO · SAMMY LabsW25B2B · London
- Emily Choi-Greene@escgreeneFounder/CEO · Clearly AIS24B2B · Seattle
- Joe Choi-Greene@JoeChoiGreeneFounder/CTO · Clearly AIS24B2B · Seattle
- Joel Pendleton@joelpendletonFounder/CTO · Conductor QuantumS24Industrials · San Francisco
- Joel Kek@joelkekFounder/CTO · Mito HealthS24Healthcare · San Francisco
- Joe ShearmanFounder/COO · PlanbaseS24Healthcare · San Francisco
- Joel Ritossa@JoelRitossaFounder · DuckieW24B2B · San Francisco
- Joey SkavroneckFounder · CraftworkS23Real Estate and Construction · Charlotte
- Joel Alexander@joel_a_wildeFounder · PareaS23B2B · New York
- Joe DeMariaFounder · SpecCheckW23B2B · Los Angeles
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Joe GonzalezVernius Systems, Inc.Founder/COOSummer 2026IndustrialsSan Francisco, United States3https://x.com/joegonzalez0886Xuanshu (Asher) LinAutoSituFounder/CEOWinter 2026B2BUnknown2—Feroze MohideenRobbyFounder/CTOWinter 2026B2BNew York, United States3https://x.com/FerozeMohideenJoseph SchwarzmannRobbyFounder/COOWinter 2026B2BNew York, United States3https://x.com/JoeSchwarzmannVineet JammalamadakaRobbyFounder/CEOWinter 2026B2BNew York, United States3—Joe KennedyMixyFounder/CEOFall 2025ConsumerUnknown2https://x.com/joekndyJoel Tomas PimentelSelfinFounder/CTOFall 2025FintechSan Francisco, United States2—Joe FiotiLuminalFounder/CEOSummer 2025B2BSan Francisco, United States7https://x.com/joefiotiTanner JonesVulcan TechnologiesFounder/CEOSummer 2025B2BAustin, United States17https://x.com/Tanner_H_JonesJoe HewettAsteroidFounder/CTOWinter 2025B2BSan Francisco, United States8https://x.com/simulated_landJoe SavidgeSAMMY LabsFounder/CEOWinter 2025B2BLondon, United Kingdom10—Emily Choi-GreeneClearly AIFounder/CEOSummer 2024B2BSeattle, United States17https://x.com/escgreeneJoe Choi-GreeneClearly AIFounder/CTOSummer 2024B2BSeattle, United States17https://x.com/JoeChoiGreeneJoel PendletonConductor QuantumFounder/CTOSummer 2024IndustrialsSan Francisco, United States4https://x.com/joelpendletonJoel KekMito HealthFounder/CTOSummer 2024HealthcareSan Francisco, United States5https://x.com/joelkekJoe ShearmanPlanbaseFounder/COOSummer 2024HealthcareSan Francisco, United States6—Joel RitossaDuckieFounderWinter 2024B2BSan Francisco, United States4https://x.com/JoelRitossaJoey SkavroneckCraftworkFounderSummer 2023Real Estate and ConstructionCharlotte, United States50—Joel AlexanderPareaFounderSummer 2023B2BNew York, United States2https://x.com/joel_a_wildeJoe DeMariaSpecCheckFounderWinter 2023B2BLos Angeles, United States5—
Showing 1–20 of 66 founders
Joe Hewett
Founder/CTO·Asteroid
PRIMARY INFO
RoleFounder/CTO
Team size8
BatchWinter 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Co-founder and CTO of Asteroid. You can talk to me about agents for automating browser and computer use work at scale, overlanding and trad climbing
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
No notable employer or school mentioned in the bio.
Credentialsnone mentioned
DisciplineEngineerKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
AsteroidThe integration layer for healthcare: EHRs, payer portals & more
Co-foundersDavid Mlcoch@MlcochDavid
