Founder Directory
Built by Keitoto
Founders41
Known for these resultsRole68%Role is parsed from founder titles in yc.db. Known for 68% 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.Bio90%Bio coverage: 90% 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-company34%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 34% of these rows have at least one match.School32%School is matched from bios, case-sensitive for acronyms. 32% of these rows have at least one match.
- Mathieu PerezFounder/CEO · COACHS26B2B · San Francisco
- Nicolas Sebag@sebcnyFounder/CTO · COACHS26B2B · San Francisco
- Thomas PerezFounder/COO · COACHS26B2B · San Francisco
- Christ XuFounder/CTO · RationalS26B2B · San Francisco
- Jibril Moinuddin@JibrilAsifFounder/CEO · RationalS26B2B · San Francisco
- Aahil Valliani@aahil__valFounder · VestrisS26Real Estate and Construction · San Francisco
- Joshua Tang@joshtang07Founder · VestrisS26Real Estate and Construction · San Francisco
- Armen ArakelyanFounder/CTO · OrnadyneX26Industrials · Los Angeles
- Geourg Kivijian@geourgkivijianFounder/CEO · OrnadyneX26Industrials · Los Angeles
- David Newell@DavidNewell95Founder · End CloseW26B2B
- Sean Bolton@SeanBoltonFounder/CEO · End CloseW26B2B
- Lars Gjardar MusæusFounder/CTO · CrunchedF25B2B · Oslo
- Ray Wang@RuiCromwellFounder/CEO · FlickF25Consumer · San Francisco
- Zoey Zhang@ZoeyZ1004Founder · FlickF25Consumer · San Francisco
- Brandon Abreu Smith@brandonstarxelFounder/CTO · Structured AIF25Real Estate and Construction · New York
- Issy Greenslade@Green181024Founder/COO · Structured AIF25Real Estate and Construction · New York
- Raymond Zhao@stingrayzz22Founder/CEO · Structured AIF25Real Estate and Construction · New York
- Aaron Yu@AaronYu397421Founder/CTO · QualGentX25B2B · San Francisco
- Shivam Agrawal@ShivamHacksFounder/CEO · QualGentX25B2B · San Francisco
- Erin KimFounder/CEO · MeshW25B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Mathieu PerezCOACHFounder/CEOSummer 2026B2BSan Francisco, United States4—Nicolas SebagCOACHFounder/CTOSummer 2026B2BSan Francisco, United States4https://x.com/sebcnyThomas PerezCOACHFounder/COOSummer 2026B2BSan Francisco, United States4—Christ XuRationalFounder/CTOSummer 2026B2BSan Francisco, United States2—Jibril MoinuddinRationalFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/JibrilAsifAahil VallianiVestrisFounderSummer 2026Real Estate and ConstructionSan Francisco, United States2https://x.com/aahil__valJoshua TangVestrisFounderSummer 2026Real Estate and ConstructionSan Francisco, United States2https://x.com/joshtang07Armen ArakelyanOrnadyneFounder/CTOSpring 2026IndustrialsLos Angeles, United States4—Geourg KivijianOrnadyneFounder/CEOSpring 2026IndustrialsLos Angeles, United States4https://x.com/geourgkivijianDavid NewellEnd Close2× YCFounderWinter 2026B2BUnknown2https://x.com/DavidNewell95Sean BoltonEnd CloseFounder/CEOWinter 2026B2BUnknown2https://x.com/SeanBoltonLars Gjardar MusæusCrunchedFounder/CTOFall 2025B2BOslo, Norway5—Ray WangFlickFounder/CEOFall 2025ConsumerSan Francisco, United States2https://x.com/RuiCromwellZoey ZhangFlickFounderFall 2025ConsumerSan Francisco, United States2https://x.com/ZoeyZ1004Brandon Abreu SmithStructured AIFounder/CTOFall 2025Real Estate and ConstructionNew York, United States10https://x.com/brandonstarxelIssy GreensladeStructured AIFounder/COOFall 2025Real Estate and ConstructionNew York, United States10https://x.com/Green181024Raymond ZhaoStructured AIFounder/CEOFall 2025Real Estate and ConstructionNew York, United States10https://x.com/stingrayzz22Aaron YuQualGentFounder/CTOSpring 2025B2BSan Francisco, United States10https://x.com/AaronYu397421Shivam AgrawalQualGentFounder/CEOSpring 2025B2BSan Francisco, United States10https://x.com/ShivamHacksErin KimMeshFounder/CEOWinter 2025B2BSan Francisco, United States3—
Showing 1–20 of 41 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.
