Founder Directory
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Founders97
Known for these resultsRole44%Role is parsed from founder titles in yc.db. Known for 44% 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.Bio84%Bio coverage: 84% 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-company31%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 31% of these rows have at least one match.School20%School is matched from bios, case-sensitive for acronyms. 20% of these rows have at least one match.
- Anton Livaja@antonlivajaFounder/CEO · CautionS26B2B · George Town
- Ksenia Lesko@xenushFounder · CautionS26B2B · George Town
- Lance VickFounder/CTO · CautionS26B2B · George Town
- Bence Redmond@benceredmondFounder/CTO · HopliteS26B2B · San Francisco
- Ryan Morrissey@ryan_morrFounder/CEO · HopliteS26B2B · San Francisco
- Barnaby Malet@barnabymaletFounder/CEO · machine0S26B2B · Paris
- Adi Singh@xadisinghFounder/CEO · AraX26B2B · San Francisco
- Sven Myhre@svemyhreFounder/CTO · AraX26B2B · San Francisco
- Catherine Jue@juecd__Founder/CEO · KERNELS25B2B · San Francisco
- Rafael Garcia@rfgarciaFounder/CTO · KERNELS25B2B · San Francisco
- Lucas EwingFounder/CEO · LilacS25B2B · San Francisco
- Ryan EwingFounder · LilacS25B2B · San Francisco
- Jake Stevens@stake_jevensFounder · LuminalS25B2B · San Francisco
- Joe Fioti@joefiotiFounder/CEO · LuminalS25B2B · San Francisco
- Matthew Gunton@matthewjguntonFounder/CTO · LuminalS25B2B · San Francisco
- Jack Sutton@JackSutton_SFFounder/CTO · AravoltaX25B2B · San Francisco
- Margarita Groisman@Marg_GroismanFounder/CEO · AravoltaX25B2B · San Francisco
- Charles DrappierFounder · BlaxelX25B2B · San Francisco
- Christophe PloujouxFounder/CTO · BlaxelX25B2B · San Francisco
- Mathis JoffreFounder · BlaxelX25B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Anton LivajaCautionFounder/CEOSummer 2026B2BGeorge Town, Cayman Islands5https://x.com/antonlivajaKsenia LeskoCautionFounderSummer 2026B2BGeorge Town, Cayman Islands5https://x.com/xenushLance VickCautionFounder/CTOSummer 2026B2BGeorge Town, Cayman Islands5—Bence RedmondHopliteFounder/CTOSummer 2026B2BSan Francisco, United States2https://x.com/benceredmondRyan MorrisseyHopliteFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/ryan_morrBarnaby Maletmachine02× YCFounder/CEOSummer 2026B2BParis, France1https://x.com/barnabymaletAdi SinghAraFounder/CEOSpring 2026B2BSan Francisco, United States2https://x.com/xadisinghSven MyhreAraFounder/CTOSpring 2026B2BSan Francisco, United States2https://x.com/svemyhreCatherine JueKERNEL2× YCFounder/CEOSummer 2025B2BSan Francisco, United States6https://x.com/juecd__Rafael GarciaKERNEL2× YCFounder/CTOSummer 2025B2BSan Francisco, United States6https://x.com/rfgarciaLucas EwingLilacFounder/CEOSummer 2025B2BSan Francisco, United States4—Ryan EwingLilacFounderSummer 2025B2BSan Francisco, United States4—Jake StevensLuminalFounderSummer 2025B2BSan Francisco, United States7https://x.com/stake_jevensJoe FiotiLuminalFounder/CEOSummer 2025B2BSan Francisco, United States7https://x.com/joefiotiMatthew GuntonLuminalFounder/CTOSummer 2025B2BSan Francisco, United States7https://x.com/matthewjguntonJack SuttonAravoltaFounder/CTOSpring 2025B2BSan Francisco, United States4https://x.com/JackSutton_SFMargarita GroismanAravoltaFounder/CEOSpring 2025B2BSan Francisco, United States4https://x.com/Marg_GroismanCharles DrappierBlaxelFounderSpring 2025B2BSan Francisco, United States8—Christophe PloujouxBlaxelFounder/CTOSpring 2025B2BSan Francisco, United States8—Mathis JoffreBlaxelFounderSpring 2025B2BSan Francisco, United States8—
Showing 1–20 of 97 founders
Joe Fioti
Founder/CEO·Luminal
PRIMARY INFO
RoleFounder/CEO
Team size7
BatchSummer 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Generating GPU kernels automatically to speed up ML models. Ex-Intel, worked on CPU microcode and ML accelerators.
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
Luminal
Making AI run fast on any hardware.
