Founder Directory
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Founders53
Known for these resultsRole72%Role is parsed from founder titles in yc.db. Known for 72% 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-company32%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 32% of these rows have at least one match.School17%School is matched from bios, case-sensitive for acronyms. 17% of these rows have at least one match.
- Can Celik@cancelikFounder/CEO · herdrF26B2B · Ankara
- Dylan Kelly@dylanpkelFounder/CEO · Amorphic LabsS26B2B · San Francisco
- Frank LiFounder/CTO · Amorphic LabsS26B2B · San Francisco
- Anton Livaja@antonlivajaFounder/CEO · CautionS26B2B · George Town
- Ksenia Lesko@xenushFounder · CautionS26B2B · George Town
- Lance VickFounder/CTO · CautionS26B2B · George Town
- Karan RainaFounder/CTO · HyperProbeS26B2B · San Francisco
- Shailendra SinghFounder/CEO · HyperProbeS26B2B · San Francisco
- Dan Barrett@irl_danBFounder/CEO · OpenProseX26B2B · San Francisco
- Hassan MostafaFounder/CTO · RASPIREX26B2B · San Francisco
- Kareem SelimFounder/CEO · RASPIREX26B2B · San Francisco
- Rohan VijFounder/CTO · ReasonBlocksX26B2B · San Francisco
- Sajeev MageshFounder/CEO · ReasonBlocksX26B2B · San Francisco
- Carlos VolanteFounder · RuntimeX26B2B · San Francisco
- Gus Trigos@gustrigosFounder/CEO · RuntimeX26B2B · San Francisco
- Andrew Lee@startupandrewFounder/CEO · TaskletX26B2B · San Francisco
- Jonny Dimond@jonnydimondFounder · TaskletX26B2B · San Francisco
- Ibrahim RabbaniFounder/CEO · Zibra LabsX26B2B · San Francisco
- Zac PoliczerFounder/CTO · Zibra LabsX26B2B · San Francisco
- Sanchit Monga@sanchitmonga22Founder/CEO · RunAnywhereW26B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Can CelikherdrFounder/CEOFall 2026B2BAnkara, Turkey1https://x.com/cancelikDylan KellyAmorphic LabsFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/dylanpkelFrank LiAmorphic LabsFounder/CTOSummer 2026B2BSan Francisco, United States2—Anton LivajaCautionFounder/CEOSummer 2026B2BGeorge Town, Cayman Islands5https://x.com/antonlivajaKsenia LeskoCautionFounderSummer 2026B2BGeorge Town, Cayman Islands5https://x.com/xenushLance VickCautionFounder/CTOSummer 2026B2BGeorge Town, Cayman Islands5—Karan RainaHyperProbeFounder/CTOSummer 2026B2BSan Francisco, United States8—Shailendra SinghHyperProbeFounder/CEOSummer 2026B2BSan Francisco, United States8—Dan BarrettOpenProseFounder/CEOSpring 2026B2BSan Francisco, United States3https://x.com/irl_danBHassan MostafaRASPIREFounder/CTOSpring 2026B2BSan Francisco, United States3—Kareem SelimRASPIREFounder/CEOSpring 2026B2BSan Francisco, United States3—Rohan VijReasonBlocksFounder/CTOSpring 2026B2BSan Francisco, United States2—Sajeev MageshReasonBlocksFounder/CEOSpring 2026B2BSan Francisco, United States2—Carlos VolanteRuntimeFounderSpring 2026B2BSan Francisco, United States3—Gus TrigosRuntime2× YCFounder/CEOSpring 2026B2BSan Francisco, United States3https://x.com/gustrigosAndrew LeeTasklet2× YCFounder/CEOSpring 2026B2BSan Francisco, United States8https://x.com/startupandrewJonny DimondTaskletFounderSpring 2026B2BSan Francisco, United States8https://x.com/jonnydimondIbrahim RabbaniZibra LabsFounder/CEOSpring 2026B2BSan Francisco, United States2—Zac PoliczerZibra LabsFounder/CTOSpring 2026B2BSan Francisco, United States2—Sanchit MongaRunAnywhereFounder/CEOWinter 2026B2BSan Francisco, United States5https://x.com/sanchitmonga22
Showing 1–20 of 53 founders
Hassan Mostafa
Founder/CTO·RASPIRE
PRIMARY INFO
RoleFounder/CTO
Team size3
BatchSpring 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Co-founder & CTO @ RASPIRE. Spent years breaking apps for banks and fintechs, now building the runtime security they were missing.
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
RASPIREAutonomous Runtime Security
Co-foundersKareem Selim
