Founder Directory
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Founders97
Known for these resultsRole52%Role is parsed from founder titles in yc.db. Known for 52% 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.Bio84%Bio coverage: 84% 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-company19%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 19% 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.
- Diego Avellaneda@diego_torres173Founder/CEO · Callbook AIS26B2B · San Francisco
- Arjun Chaliha@arjunjchalihaFounder/CTO · MarbleS26B2B · New York
- Aaron ZhangFounder/CEO · PeerS26B2B · San Francisco
- Felix PengFounder/CTO · PeerS26B2B · San Francisco
- Assil HalimiFounder/CEO · Apollo Atomics, Inc.X26Industrials · Boston
- Nikolai VoglerFounder/CTO · BeeSafe AIW26B2B · San Francisco
- Clement BarthesFounder/CEO · CongruentW26Industrials · San Francisco
- Shubham Malhotra@ShubhamMal72313Founder/CTO · RunAnywhereW26B2B · San Francisco
- Anton ZaliznyiCo-founder & Chief AI Officer · PhasesS25Healthcare · San Francisco
- Ahmed Abdulaal@AAY1993Founder/CEO · Mecha HealthW25Healthcare · San Francisco
- Jason SullivanFounder/CEO · DistroS24B2B · San Francisco
- Gino Guatavita@GinoGuatavitaFounder/CTO · KontigoS24Fintech · San Francisco
- jesus alberto Castillo ferrer@jecastillofFounder/CEO · KontigoS24Fintech · San Francisco
- Alexander Haddad@AF_HaddadFounder · Kopra BioS24Healthcare · San Francisco
- Joshua RametteFounder/CEO · UndermindS24B2B · San Francisco
- Dimitris Fotis Sakellariou@dsacellariusFounder/CEO · PiramidalW24Healthcare · New York
- Kehinde WilliamsFounder/COO · ShepherdW24Education
- Marcella ImoisiliFounder/CTO · ShepherdW24Education
- Moyosoreoluwa Orekoya@MoyoOrekoyaFounder/CEO · ShepherdW24Education
- Gabriel WilsonFounder/CTO · TerrakottaW24B2B · Seattle
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Diego AvellanedaCallbook AIFounder/CEOSummer 2026B2BSan Francisco, United States7https://x.com/diego_torres173Arjun ChalihaMarbleFounder/CTOSummer 2026B2BNew York, United States2https://x.com/arjunjchalihaAaron ZhangPeerFounder/CEOSummer 2026B2BSan Francisco, United States2—Felix PengPeerFounder/CTOSummer 2026B2BSan Francisco, United States2—Assil HalimiApollo Atomics, Inc.Founder/CEOSpring 2026IndustrialsBoston, United States——Nikolai VoglerBeeSafe AIFounder/CTOWinter 2026B2BSan Francisco, United States3—Clement BarthesCongruentFounder/CEOWinter 2026IndustrialsSan Francisco, United States2—Shubham MalhotraRunAnywhereFounder/CTOWinter 2026B2BSan Francisco, United States5https://x.com/ShubhamMal72313Anton ZaliznyiPhasesCo-founder & Chief AI OfficerSummer 2025HealthcareSan Francisco, United States3—Ahmed AbdulaalMecha HealthFounder/CEOWinter 2025HealthcareSan Francisco, United States4https://x.com/AAY1993Jason SullivanDistroFounder/CEOSummer 2024B2BSan Francisco, United States11—Gino GuatavitaKontigoFounder/CTOSummer 2024FintechSan Francisco, United States10https://x.com/GinoGuatavitajesus alberto Castillo ferrerKontigoFounder/CEOSummer 2024FintechSan Francisco, United States10https://x.com/jecastillofAlexander HaddadKopra BioFounderSummer 2024HealthcareSan Francisco, United States2https://x.com/AF_HaddadJoshua RametteUndermindFounder/CEOSummer 2024B2BSan Francisco, United States——Dimitris Fotis SakellariouPiramidalFounder/CEOWinter 2024HealthcareNew York, United States10https://x.com/dsacellariusKehinde WilliamsShepherdFounder/COOWinter 2024EducationUnknown5—Marcella ImoisiliShepherdFounder/CTOWinter 2024EducationUnknown5—Moyosoreoluwa OrekoyaShepherdFounder/CEOWinter 2024EducationUnknown5https://x.com/MoyoOrekoyaGabriel WilsonTerrakottaFounder/CTOWinter 2024B2BSeattle, United States5—
Showing 1–20 of 97 founders
Joshua Ramette
Founder/CEO·Undermind
PRIMARY INFO
RoleFounder/CEO
Team size—
BatchSummer 2024
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Josh is the co-founder and CEO at Undermind. He has research experience in gravitational-wave astrophysics (LIGO), particle physics (CERN), atomic physics, and quantum information science. He did his PhD at MIT studying quantum computing architecture design and inventing techniques for generating entangled multi-particle states using atom-light interactions, with 3 patents pending and 6 peer-reviewed publications.
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
First YC company on record
COMPANY CONTEXT
UndermindAn AI agent for scientific research
Co-foundersTom Hartke
