Founder Directory
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Founders2
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-company50%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 50% 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.
- Ethan Shea@ethsheaFounder/CTO · RegbaseX26B2B · New York
- Natalie Aresta-KatzFounder/CEO · RegbaseX26B2B · New York
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Ethan SheaRegbaseFounder/CTOSpring 2026B2BNew York, United States3https://x.com/ethsheaNatalie Aresta-KatzRegbaseFounder/CEOSpring 2026B2BNew York, United States3—
Showing 1–2 of 2 founders
Ethan Shea
Founder/CTO·Regbase
PRIMARY INFO
RoleFounder/CTO
Team size3
BatchSpring 2026
LocationNew York, United States
Company statusActive
StageEarly
BIO
Founder/CTO at Regbase- Automating Corporate Compliance Worldwide Previously I was a staff engineer at Vercel, where I built the observability backend and the first Vercel Agent. Before that I worked at Citadel where my team maintained the firm's master list of everything that can be traded. I grew up in Seattle and went to the University of Washington.
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
COMPANY CONTEXT
Regbase
Automating Corporate Compliance, Worldwide
Co-foundersNatalie Aresta-Katz
