Founder Directory
Built by Keitoto
Founders3
Known for these resultsRole100%Role is parsed from founder titles in yc.db. Known for 100% 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-company0%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 0% 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.
- Darryl Luo@DarrylLuoFounder/CTO · ForwardF26B2B · San Francisco
- Thomas PerezFounder/COO · COACHS26B2B · San Francisco
- Francisco Serra-Martins@FranciscoSerraMFounder/CEO · Isengard Industries IncS26Industrials · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Darryl LuoForwardFounder/CTOFall 2026B2BSan Francisco, United States5https://x.com/DarrylLuoThomas PerezCOACHFounder/COOSummer 2026B2BSan Francisco, United States4—Francisco Serra-MartinsIsengard Industries IncFounder/CEOSummer 2026IndustrialsSan Francisco, United States30https://x.com/FranciscoSerraM
Showing 1–3 of 3 founders
Mathieu Perez
Founder/CEO·COACH
PRIMARY INFO
RoleFounder/CEO
Team size4
BatchSummer 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Founder & CEO at COΛCH. Studied CS at EPFL, UPenn, and U Sydney. Previously co-founded Alsace Test, scaling to €3.5M revenue in 14 months at age 18. Former professional goalkeeper for Atlético Madrid and Racing Club de Strasbourg.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
Disciplinenot detectedKeyword match from the bio text, not a classifier.
TRACK RECORD
Serial founder · self-declared
COMPANY CONTEXT
COACH
The AI Coach for in person sales reps.
