Founder Directory
Built by Keitoto
Founders5
Known for these resultsRole40%Role is parsed from founder titles in yc.db. Known for 40% 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-company20%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 20% of these rows have at least one match.School20%School is matched from bios, case-sensitive for acronyms. 20% of these rows have at least one match.
- Jonathan Miranda@jonathan_mir12Founder/CEO · CompyleF25B2B · San Francisco
- Mark NazzaroFounder/CTO · CompyleF25B2B · San Francisco
- Allen CalderwoodFounder · HadriusW23Fintech · New York
- Som Mohapatra@som_mohapatraFounder · HadriusW23Fintech · New York
- Thomas StewartFounder · HadriusW23Fintech · New York
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Jonathan MirandaCompyleFounder/CEOFall 2025B2BSan Francisco, United States2https://x.com/jonathan_mir12Mark NazzaroCompyleFounder/CTOFall 2025B2BSan Francisco, United States2—Allen CalderwoodHadriusFounderWinter 2023FintechNew York, United States80—Som MohapatraHadriusFounderWinter 2023FintechNew York, United States80https://x.com/som_mohapatraThomas StewartHadriusFounderWinter 2023FintechNew York, United States80—
Showing 1–5 of 5 founders
Allen Calderwood
Founder·Hadrius
PRIMARY INFO
RoleFounder· not in title
Team size80
BatchWinter 2023
LocationNew York, United States
Company statusActive
StageGrowth
BIO
CTO @ Hadrius (W23), Quantbase, ex-Google, ex-Chime
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
Hadrius
Automating Securities Compliance
