Founder Directory
Built by Keitoto
Founders3
Known for these resultsRole33%Role is parsed from founder titles in yc.db. Known for 33% 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-company67%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 67% of these rows have at least one match.School67%School is matched from bios, case-sensitive for acronyms. 67% of these rows have at least one match.
- Carl Stauffer@carlstauffer_Founder/CEO · RiftenS26B2B · San Francisco
- Edvard ErikssonFounder · riftW23B2B · San Francisco
- Fil Twarowski@FilipTwarowskiFounder · riftW23B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Carl StaufferRiftenFounder/CEOSummer 2026B2BSan Francisco, United States0https://x.com/carlstauffer_Edvard ErikssonriftFounderWinter 2023B2BSan Francisco, United States2—Fil TwarowskiriftFounderWinter 2023B2BSan Francisco, United States2https://x.com/FilipTwarowski
Showing 1–3 of 3 founders
Fil Twarowski
Founder·rift
PRIMARY INFO
RoleFounder· not in title
Team size2
BatchWinter 2023
LocationSan Francisco, United States
Company statusInactive
StageEarly
BIO
CEO @ rift (W23) || first biz hire @ Pulley (W20) || CEO @ Point API (W18) | MIT '17
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
Disciplinenot detectedKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
riftB2B lead routing made simple
Co-foundersEdvard Eriksson
