Founder Directory
Built by Keitoto
Founders432
Known for these resultsRole48%Role is parsed from founder titles in yc.db. Known for 48% 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.Bio85%Bio coverage: 85% 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-company21%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 21% of these rows have at least one match.School39%School is matched from bios, case-sensitive for acronyms. 39% of these rows have at least one match.
- Edmond NiuFounder · AtliaS26Real Estate and Construction · San Francisco
- Shaan Yadav@TheShaanShaanFounder · AtliaS26Real Estate and Construction · San Francisco
- Dan KatzmanFounder/CEO · BernardS26B2B · New York
- David Goodfellow@davothedevFounder/CTO · BernardS26B2B · New York
- Ananth Sankaralingam@_ananthhhFounder/CEO · ChromieS26B2B · San Francisco
- Hans IbarraFounder · DialogusS26B2B · San Francisco
- Juberth RodriguezFounder/CEO · DialogusS26B2B · San Francisco
- Rodrigo Terán@rodrigoteranhdzFounder/CTO · DialogusS26B2B · San Francisco
- Claire Mao@clairemao78Founder/CEO · InstanceS26B2B · San Francisco
- Lucy Cai@LucyCai9Founder/CTO · InstanceS26B2B · San Francisco
- Chris Hailey@realChrisHaileyFounder · OS3S26Industrials · San Francisco
- Arthur De Los Santos@_arthurdls_Founder/CTO · RindlerS26B2B · Boston
- Michael Serrano@m_y_serranoFounder/CEO · RindlerS26B2B · Boston
- Emily Colman@emilyrcolmanFounder · RonanRx Inc.S26Healthcare · San Francisco
- Lloyd Armbrust@larmbrustFounder/CEO · RonanRx Inc.S26Healthcare · San Francisco
- Koby Conrad@kobyjconradFounder/CEO · SunflowerS26Consumer · San Francisco
- Aamir PoonawallaFounder/CTO · Understudy LabsS26B2B · San Francisco
- Luis Manrique@lluismanriqueFounder/CEO · Understudy LabsS26B2B · San Francisco
- Nour Zahzah@nourzahzahFounder/CEO · VendoS26B2B · San Francisco
- Yousef Helal@yousefhllFounder/CTO · VendoS26B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Edmond NiuAtliaFounderSummer 2026Real Estate and ConstructionSan Francisco, United States2—Shaan YadavAtliaFounderSummer 2026Real Estate and ConstructionSan Francisco, United States2https://x.com/TheShaanShaanDan KatzmanBernardFounder/CEOSummer 2026B2BNew York, United States9—David GoodfellowBernardFounder/CTOSummer 2026B2BNew York, United States9https://x.com/davothedevAnanth SankaralingamChromieFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/_ananthhhHans IbarraDialogusFounderSummer 2026B2BSan Francisco, United States3—Juberth RodriguezDialogusFounder/CEOSummer 2026B2BSan Francisco, United States3—Rodrigo TeránDialogusFounder/CTOSummer 2026B2BSan Francisco, United States3https://x.com/rodrigoteranhdzClaire MaoInstanceFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/clairemao78Lucy CaiInstanceFounder/CTOSummer 2026B2BSan Francisco, United States2https://x.com/LucyCai9Chris HaileyOS3FounderSummer 2026IndustrialsSan Francisco, United States2https://x.com/realChrisHaileyArthur De Los SantosRindlerFounder/CTOSummer 2026B2BBoston, United States2https://x.com/_arthurdls_Michael SerranoRindlerFounder/CEOSummer 2026B2BBoston, United States2https://x.com/m_y_serranoEmily ColmanRonanRx Inc.FounderSummer 2026HealthcareSan Francisco, United States5https://x.com/emilyrcolmanLloyd ArmbrustRonanRx Inc.2× YCFounder/CEOSummer 2026HealthcareSan Francisco, United States5https://x.com/larmbrustKoby ConradSunflowerFounder/CEOSummer 2026ConsumerSan Francisco, United States15https://x.com/kobyjconradAamir PoonawallaUnderstudy Labs2× YCFounder/CTOSummer 2026B2BSan Francisco, United States2—Luis ManriqueUnderstudy LabsFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/lluismanriqueNour ZahzahVendoFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/nourzahzahYousef HelalVendoFounder/CTOSummer 2026B2BSan Francisco, United States2https://x.com/yousefhll
Showing 1–20 of 432 founders
Lloyd Armbrust
Founder/CEO·OwnLocal
PRIMARY INFO
RoleFounder/CEO
Team size45
BatchWinter 2010
LocationAustin, United States
Company statusActive
StageGrowth
BIO
2x YC founder. 3 Exits. 6 Kids. Built a $50M manufacturing business. Now building RonanRX. We use AI to personalize peptides and GLP1s like Ozempic to your biology. By combining labs, wearables, medical history, treatment response, and the latest research, we continuously personalize your treatment as your body changes. Peptides are like Claude Code for your body. Your biology is the prompt. Oldest founder in S26, raising six kids outside Austin, Texas.
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
DisciplineResearcherKeyword match from the bio text, not a classifier.
TRACK RECORD
2× YC founder
- W10OwnLocalActive · this entry
- S26RonanRx Inc.Active
COMPANY CONTEXT
OwnLocalOwnLocal automates marketing for over 129,000 SMBs through 3,300…
Co-foundersJason Novek
