Founder Directory
Built by Keitoto
Founders6
Known for these resultsRole33%Role is parsed from founder titles in yc.db. Known for 33% 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-company33%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 33% of these rows have at least one match.School50%School is matched from bios, case-sensitive for acronyms. 50% of these rows have at least one match.
- Jack Collins@jackmpcollinsFounder/CTO · VenturaW26Industrials · San Francisco
- Swen Koller@swekolFounder/CEO · VenturaW26Industrials · San Francisco
- Dylan Walker@SS6_ELLFounder · LumonaW24Consumer · Boston
- Maciej Szcześnik@MaciejSzczesnikFounder · Vinci GamesS22Consumer · San Francisco
- Nathaniel VenturaFounder · Vinci GamesS22Consumer · San Francisco
- Nahuel LemaFounder · CoderhouseW21Education · Buenos Aires
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Jack CollinsVenturaFounder/CTOWinter 2026IndustrialsSan Francisco, United States2https://x.com/jackmpcollinsSwen KollerVenturaFounder/CEOWinter 2026IndustrialsSan Francisco, United States2https://x.com/swekolDylan WalkerLumonaFounderWinter 2024ConsumerBoston, United States1https://x.com/SS6_ELLMaciej SzcześnikVinci GamesFounderSummer 2022ConsumerSan Francisco, United States7https://x.com/MaciejSzczesnikNathaniel VenturaVinci GamesFounderSummer 2022ConsumerSan Francisco, United States7—Nahuel LemaCoderhouseFounderWinter 2021EducationBuenos Aires, Argentina225—
Showing 1–6 of 6 founders
Jack Collins
Founder/CTO·Ventura
PRIMARY INFO
RoleFounder/CTO
Team size2
BatchWinter 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Founding Engineer at Develop Health, where I owned a product responsible for half the company’s revenue. We went 0 to $7M ARR in 14 months with a team of 5. Created magentic, an open-source Python framework for LLMs (2k+ GitHub stars). Irish Mathematical Olympiad finalist. MS in Computing (Machine Learning), Imperial College London.
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
Ventura
AI Workforce for Distributors and Manufacturers
IndustryIndustrials
Websiteventura.ai
Team size2
X—
LocationSan Francisco, United States
BatchWinter 2026
Co-foundersSwen Koller@swekol
