Founder Directory
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Founders5
Known for these resultsRole60%Role is parsed from founder titles in yc.db. Known for 60% 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-company40%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 40% of these rows have at least one match.School40%School is matched from bios, case-sensitive for acronyms. 40% of these rows have at least one match.
- Archit MehtaFounder/CEO · StampW25B2B · San Francisco
- Akshay SubramaniamFounder/CEO · HaystackS24B2B · New York
- Jake YatvitskiyFounder/CTO · HaystackS24B2B · New York
- Diedrik VermeulenFounder · SiPhox HealthS20Healthcare · Boston
- Michael Dubrovsky@MikeDubrovskyFounder · SiPhox HealthS20Healthcare · Boston
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Archit MehtaStampFounder/CEOWinter 2025B2BSan Francisco, United States1—Akshay SubramaniamHaystackFounder/CEOSummer 2024B2BNew York, United States2—Jake YatvitskiyHaystackFounder/CTOSummer 2024B2BNew York, United States2—Diedrik VermeulenSiPhox HealthFounderSummer 2020HealthcareBoston, United States63—Michael DubrovskySiPhox HealthFounderSummer 2020HealthcareBoston, United States63https://x.com/MikeDubrovsky
Showing 1–5 of 5 founders
Archit Mehta
Founder/CEO·Stamp
PRIMARY INFO
RoleFounder/CEO
Team size1
BatchWinter 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Stamp CEO. Previously graduated at 20, built products with 50k+ users, Software Engineer at Stripe.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
No notable employer or school mentioned in the bio.
Credentialsnone mentioned
DisciplineEngineerKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
StampThe AI Secretary for Email and Calendar.
