Founder Directory
Built by Keitoto
Founders3
Known for these resultsRole67%Role is parsed from founder titles in yc.db. Known for 67% 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-company0%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 0% of these rows have at least one match.School0%School is matched from bios, case-sensitive for acronyms. 0% of these rows have at least one match.
- Ben KoskaFounder/CEO · SF TensorF25B2B
- Luk KoskaFounder/CTO · SF TensorF25B2B
- Tom KoskaFounder · SF TensorF25B2B
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Ben KoskaSF TensorFounder/CEOFall 2025B2BUnknown6—Luk KoskaSF TensorFounder/CTOFall 2025B2BUnknown6—Tom KoskaSF TensorFounderFall 2025B2BUnknown6—
Showing 1–3 of 3 founders
Luk Koska
Founder/CTO·SF Tensor
PRIMARY INFO
RoleFounder/CTO
Team size6
BatchFall 2025
Location
Company statusActive
StageEarly
BIO
Optimizing AI infrastructure @ SF Tensor (F25). Finished BSc in CS @ age 16
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
Disciplinenot detectedKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
SF Tensor
Infrastructure for AI labs to focus on research.
