Founder Directory
Built by Keitoto
Founders131
Known for these resultsRole41%Role is parsed from founder titles in yc.db. Known for 41% 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.Bio70%Bio coverage: 70% 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-company19%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 19% of these rows have at least one match.School24%School is matched from bios, case-sensitive for acronyms. 24% of these rows have at least one match.
- Lance VickFounder/CTO · CautionS26B2B · George Town
- Emily Colman@emilyrcolmanFounder · RonanRx Inc.S26Healthcare · San Francisco
- Lloyd Armbrust@larmbrustFounder/CEO · RonanRx Inc.S26Healthcare · San Francisco
- Maximilian Arnold@maxonaryFounder/COO · OntoraX26B2B · San Francisco
- Joseph Zhang@sohan_zhangFounder/CEO · CatchBack CardsW26Consumer · San Francisco
- Sophia KimFounder/CPO · CatchBack CardsW26Consumer · San Francisco
- Andreas BloomquistFounder · ChamberW26B2B · Seattle
- Akash Pavan@akashpavanFounder/CEO · ChasiW26B2B · San Francisco
- Sarman Aulakh@sarmanaulakhFounder/CTO · ChasiW26B2B · San Francisco
- Brent Burdick@BingBongBrentFounder/CEO · Confluence LabsW26B2B · San Francisco
- Niranjan BaskaranFounder/CTO · Confluence LabsW26B2B · San Francisco
- Hau ChuFounder/Chief Engineer · UnifoldW26Fintech · New York
- Maximilian Thoelen@MaxThoelenFounder · CaseyF25Fintech · San Francisco
- Brendan Kellam@bshizzle28Founder/CTO · SourcebotF25B2B · San Francisco
- Michael Sukkarieh@msukkarieh1Founder/CEO · SourcebotF25B2B · San Francisco
- Ayaan ParikhFounder/CEO · ConvexiaS25Healthcare · San Francisco
- Rahul VijayanFounder/CTO · ConvexiaS25Healthcare · San Francisco
- Derek YeFounder/CTO · MaximalS25B2B · San Francisco
- Leeds Rising@LeedsRisingFounder/CEO · MaximalS25B2B · San Francisco
- Alan Wells@alanwellsFounder/CEO · RocketableW25B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Lance VickCautionFounder/CTOSummer 2026B2BGeorge Town, Cayman Islands5—Emily ColmanRonanRx Inc.FounderSummer 2026HealthcareSan Francisco, United States5https://x.com/emilyrcolmanLloyd ArmbrustRonanRx Inc.2× YCFounder/CEOSummer 2026HealthcareSan Francisco, United States5https://x.com/larmbrustMaximilian ArnoldOntoraFounder/COOSpring 2026B2BSan Francisco, United States3https://x.com/maxonaryJoseph ZhangCatchBack CardsFounder/CEOWinter 2026ConsumerSan Francisco, United States7https://x.com/sohan_zhangSophia KimCatchBack CardsFounder/CPOWinter 2026ConsumerSan Francisco, United States7—Andreas BloomquistChamberFounderWinter 2026B2BSeattle, United States4—Akash PavanChasiFounder/CEOWinter 2026B2BSan Francisco, United States2https://x.com/akashpavanSarman AulakhChasiFounder/CTOWinter 2026B2BSan Francisco, United States2https://x.com/sarmanaulakhBrent BurdickConfluence LabsFounder/CEOWinter 2026B2BSan Francisco, United States2https://x.com/BingBongBrentNiranjan BaskaranConfluence LabsFounder/CTOWinter 2026B2BSan Francisco, United States2—Hau ChuUnifoldFounder/Chief EngineerWinter 2026FintechNew York, United States3—Maximilian ThoelenCaseyFounderFall 2025FintechSan Francisco, United States5https://x.com/MaxThoelenBrendan KellamSourcebotFounder/CTOFall 2025B2BSan Francisco, United States3https://x.com/bshizzle28Michael SukkariehSourcebotFounder/CEOFall 2025B2BSan Francisco, United States3https://x.com/msukkarieh1Ayaan ParikhConvexiaFounder/CEOSummer 2025HealthcareSan Francisco, United States4—Rahul VijayanConvexiaFounder/CTOSummer 2025HealthcareSan Francisco, United States4—Derek YeMaximalFounder/CTOSummer 2025B2BSan Francisco, United States3—Leeds RisingMaximalFounder/CEOSummer 2025B2BSan Francisco, United States3https://x.com/LeedsRisingAlan WellsRocketableFounder/CEOWinter 2025B2BSan Francisco, United States2https://x.com/alanwells
Showing 1–20 of 131 founders
Maximilian Arnold
Founder/COO·Ontora
PRIMARY INFO
RoleFounder/COO
Team size3
BatchSpring 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
1st AI Engineer @ Porsche in procurement. CS at CODE University and Stanford. Won +80k in hackathons. Built the official honors exchange partnership to Stanford.
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
OntoraAI agents that interviews every employee to hand context to AI tools.
