Founder Directory
Built by Keitoto
Founders226
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.Bio81%Bio coverage: 81% 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-company20%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 20% of these rows have at least one match.School31%School is matched from bios, case-sensitive for acronyms. 31% of these rows have at least one match.
- Riley JanjisFounder · ForwardF26B2B · San Francisco
- Edward Ge@EdwardGeFounder/CEO · ExosatS26Industrials · Singapore
- Anish Mariathasan@mariathasanishFounder/CEO · OsseusS26B2B
- Ayush PatelFounder/CTO · OsseusS26B2B
- George RoseFounder/CEO · Rise ReformingS26Industrials · Chicago
- Jona van OordFounder/COO · Rise ReformingS26Industrials · Chicago
- Lucas ZubillagaFounder/CTO · Rise ReformingS26Industrials · Chicago
- Ben Shafii@benjaminshafiiFounder/CEO · OpenWorkX26B2B · San Francisco
- Michael WachsmanFounder/CTO · Alt-XW26Fintech · Los Angeles
- Ryan Samadi@SamadiRyanFounder/CEO · Alt-XW26Fintech · Los Angeles
- Eli Bullock-PapaFounder/CEO · Pax HistoriaW26Consumer · San Francisco
- Ryan ZhangFounder/CTO · Pax HistoriaW26Consumer · San Francisco
- Daniel KobranFounder/COO · Autonomous Technologies GroupF25Fintech · New York
- Dillon Erb@dlnrbFounder/CEO · Autonomous Technologies GroupF25Fintech · New York
- Ben KoskaFounder/CEO · SF TensorF25B2B
- Luk KoskaFounder/CTO · SF TensorF25B2B
- Tom KoskaFounder · SF TensorF25B2B
- Kevan DodhiaFounder/CTO · AlterS25B2B · New York
- Srikar Dandamuraju@realsreeksFounder/CEO · AlterS25B2B · New York
- Braden WongFounder · EpicenterS25Consumer · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Riley JanjisForwardFounderFall 2026B2BSan Francisco, United States5—Edward GeExosatFounder/CEOSummer 2026IndustrialsSingapore, Singapore1https://x.com/EdwardGeAnish MariathasanOsseusFounder/CEOSummer 2026B2BUnknown2https://x.com/mariathasanishAyush PatelOsseusFounder/CTOSummer 2026B2BUnknown2—George RoseRise ReformingFounder/CEOSummer 2026IndustrialsChicago, United States4—Jona van OordRise ReformingFounder/COOSummer 2026IndustrialsChicago, United States4—Lucas ZubillagaRise ReformingFounder/CTOSummer 2026IndustrialsChicago, United States4—Ben ShafiiOpenWorkFounder/CEOSpring 2026B2BSan Francisco, United States4https://x.com/benjaminshafiiMichael WachsmanAlt-XFounder/CTOWinter 2026FintechLos Angeles, United States2—Ryan SamadiAlt-XFounder/CEOWinter 2026FintechLos Angeles, United States2https://x.com/SamadiRyanEli Bullock-PapaPax HistoriaFounder/CEOWinter 2026ConsumerSan Francisco, United States3—Ryan ZhangPax HistoriaFounder/CTOWinter 2026ConsumerSan Francisco, United States3—Daniel KobranAutonomous Technologies Group2× YCFounder/COOFall 2025FintechNew York, United States8—Dillon ErbAutonomous Technologies Group2× YCFounder/CEOFall 2025FintechNew York, United States8https://x.com/dlnrbBen KoskaSF TensorFounder/CEOFall 2025B2BUnknown6—Luk KoskaSF TensorFounder/CTOFall 2025B2BUnknown6—Tom KoskaSF TensorFounderFall 2025B2BUnknown6—Kevan DodhiaAlterFounder/CTOSummer 2025B2BNew York, United States2—Srikar DandamurajuAlterFounder/CEOSummer 2025B2BNew York, United States2https://x.com/realsreeksBraden WongEpicenterFounderSummer 2025ConsumerSan Francisco, United States1—
Showing 1–20 of 226 founders
Lucas Zubillaga
Founder/CTO·Rise Reforming
PRIMARY INFO
RoleFounder/CTO
Team size4
BatchSummer 2026
LocationChicago, United States
Company statusActive
StageEarly
BIO
Co-Founder & CTO at Rise Reforming (S26). Double B.Sc. in Molecular Engineering and Physics from the University of Chicago. Prev: nuclear waste management at Argonne National Laboratory, offshore wind at Avangrid/Iberdrola. Led the design, procurement, construction, and operation of a bench-scale reforming unit with controls. Also have a Spotify playlist with 200k+ saves. Check it out at: https://open.spotify.com/playlist/3rV2gyEKHxixpKa3IDQLvF?si=3458c33e03e84738&nd=1&dlsi=d0006826be884d
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
Rise ReformingWe turn waste gases into valuable supply-secure chemicals
IndustryIndustrials
Websiterise-reforming.com/home
Team size4
X—
LocationChicago, United States
BatchSummer 2026
