Founder Directory
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Founders199
Known for these resultsRole43%Role is parsed from founder titles in yc.db. Known for 43% 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.Bio87%Bio coverage: 87% 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-company28%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 28% of these rows have at least one match.School32%School is matched from bios, case-sensitive for acronyms. 32% of these rows have at least one match.
- Eten Zou@etenal7Founder/CEO · Nebula SecurityS26B2B · San Francisco
- Frank Wu@FrankOverF1owFounder · Nebula SecurityS26B2B · San Francisco
- Xiaochuan Yu@Nyaaaaa_ovoFounder/CTO · Nebula SecurityS26B2B · San Francisco
- Yuan TanFounder · Nebula SecurityS26B2B · San Francisco
- Frederik VanhevelFounder/CTO · RapidfolioS26B2B · San Francisco
- Naveen QureshiFounder/CEO · RapidfolioS26B2B · San Francisco
- Christ XuFounder/CTO · RationalS26B2B · San Francisco
- Jibril Moinuddin@JibrilAsifFounder/CEO · RationalS26B2B · San Francisco
- Lewis BlackwoodFounder/CTO · RexS26B2B · San Francisco
- Merlin Kafka@merlinkafkaFounder/CEO · RexS26B2B · San Francisco
- Louis Beaumont@louis030195Founder/CEO · screenpipeS26B2B · San Francisco
- Varun WadhwaFounder/CTO · TraceforceS26B2B · San Francisco
- Xia HuaFounder/CEO · TraceforceS26B2B · San Francisco
- Lakshya Gupta@tokenawareFounder/CTO · Lab0X26B2B · San Francisco
- Onkar Borade@onkar_borade_10Founder/CEO · Lab0X26B2B · San Francisco
- Sujay Srivastava@SujaySrivFounder · Lab0X26B2B · San Francisco
- David Korn@dav1dk0rnFounder/CTO · OntoraX26B2B · San Francisco
- Leon Iwanowitsch@LeonIwanowitschFounder/CEO · OntoraX26B2B · San Francisco
- Maximilian Arnold@maxonaryFounder/COO · OntoraX26B2B · San Francisco
- Bryce Neil@BryceNeil__Founder/CEO · Visibl SemiconductorsW26B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Eten ZouNebula SecurityFounder/CEOSummer 2026B2BSan Francisco, United States4https://x.com/etenal7Frank WuNebula SecurityFounderSummer 2026B2BSan Francisco, United States4https://x.com/FrankOverF1owXiaochuan YuNebula SecurityFounder/CTOSummer 2026B2BSan Francisco, United States4https://x.com/Nyaaaaa_ovoYuan TanNebula SecurityFounderSummer 2026B2BSan Francisco, United States4—Frederik VanhevelRapidfolioFounder/CTOSummer 2026B2BSan Francisco, United States——Naveen QureshiRapidfolio2× YCFounder/CEOSummer 2026B2BSan Francisco, United States——Christ XuRationalFounder/CTOSummer 2026B2BSan Francisco, United States2—Jibril MoinuddinRationalFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/JibrilAsifLewis BlackwoodRexFounder/CTOSummer 2026B2BSan Francisco, United States2—Merlin KafkaRexFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/merlinkafkaLouis BeaumontscreenpipeFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/louis030195Varun WadhwaTraceforceFounder/CTOSummer 2026B2BSan Francisco, United States2—Xia HuaTraceforceFounder/CEOSummer 2026B2BSan Francisco, United States2—Lakshya GuptaLab0Founder/CTOSpring 2026B2BSan Francisco, United States3https://x.com/tokenawareOnkar BoradeLab0Founder/CEOSpring 2026B2BSan Francisco, United States3https://x.com/onkar_borade_10Sujay SrivastavaLab0FounderSpring 2026B2BSan Francisco, United States3https://x.com/SujaySrivDavid KornOntoraFounder/CTOSpring 2026B2BSan Francisco, United States3https://x.com/dav1dk0rnLeon IwanowitschOntoraFounder/CEOSpring 2026B2BSan Francisco, United States3https://x.com/LeonIwanowitschMaximilian ArnoldOntoraFounder/COOSpring 2026B2BSan Francisco, United States3https://x.com/maxonaryBryce NeilVisibl SemiconductorsFounder/CEOWinter 2026B2BSan Francisco, United States2https://x.com/BryceNeil__
Showing 1–20 of 199 founders
Yuan Tan
Founder·Nebula Security
PRIMARY INFO
RoleFounder· not in title
Team size4
BatchSummer 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Founder at Nebula Security (YC S26). Black Hat USA speaker. PhD dropout in System Security with experience in DARPA-funded fundamental research on program analysis.
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.
CredentialsPhDDropout / Thiel
DisciplineResearcherKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
Nebula SecurityBuilding Mythos for everyone
