Founder Directory
Built by Keitoto
Founders9
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-company33%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 33% of these rows have at least one match.School100%School is matched from bios, case-sensitive for acronyms. 100% of these rows have at least one match.
- Alexander HalpernFounder · DreamS26B2B · San Francisco
- Ryland Birchmeier@rylandbirchFounder · DreamS26B2B · San Francisco
- Anushka Idamekorala@anushkaidameFounder/CTO · LogicalF25B2B · San Francisco
- Ali SareiniFounder/CTO · NautilusS25B2B · San Francisco
- Sean OBrienFounder/CEO · CollectWiseF24Fintech · New York
- Quinn McKenna@queueconsultingFounder · Byte KitchenS21Consumer · San Francisco
- Drew Barrett@jdrewbarrettFounder · GoBuild (fka Brick)W21Fintech · San Francisco
- Sunit ShahFounder · SoterisS19Fintech · San Francisco
- Jack RossFounder · BeanstalkW18Industrials · Washington
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Alexander HalpernDreamFounderSummer 2026B2BSan Francisco, United States2—Ryland BirchmeierDreamFounderSummer 2026B2BSan Francisco, United States2https://x.com/rylandbirchAnushka IdamekoralaLogicalFounder/CTOFall 2025B2BSan Francisco, United States2https://x.com/anushkaidameAli SareiniNautilusFounder/CTOSummer 2025B2BSan Francisco, United States4—Sean OBrienCollectWiseFounder/CEOFall 2024FintechNew York, United States12—Quinn McKennaByte KitchenFounderSummer 2021ConsumerSan Francisco, United States5https://x.com/queueconsultingDrew BarrettGoBuild (fka Brick)FounderWinter 2021FintechSan Francisco, United States18https://x.com/jdrewbarrettSunit ShahSoterisFounderSummer 2019FintechSan Francisco, United States4—Jack RossBeanstalkFounderWinter 2018IndustrialsWashington, United States15—
Showing 1–9 of 9 founders
Ali Sareini
Founder/CTO·Nautilus
PRIMARY INFO
RoleFounder/CTO
Team size4
BatchSummer 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Ali Sareini is the co-founder and CTO at Nautilus. He holds a B.S. in CS from the University of Virginia and left Dartmouth’s MEM program to build Nautilus full-time. Previously, he built critical money-movement systems at Fidelity Investments. Ali led SABRES, a private consulting firm, and serves on the board of a Missouri-based public-safety company. He got his start at Autobell Car Wash in high school — now he builds the software the industry runs on.
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
