Founder Directory
Built by Keitoto
Founders4
Known for these resultsRole75%Role is parsed from founder titles in yc.db. Known for 75% 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-company100%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 100% of these rows have at least one match.School75%School is matched from bios, case-sensitive for acronyms. 75% of these rows have at least one match.
- Darell Chua@heyitsdarellFounder/CEO · DaqstraS26B2B · San Francisco
- Steven Segawa@ssegawa123Founder/CTO · WedgeS25Healthcare · San Francisco
- Alexander SeutinFounder/CEO · DrillbitS24B2B · Austin
- Jack O'Grady@jack_ogradyFounder · AtmetoW23Industrials · Los Angeles
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Darell ChuaDaqstraFounder/CEOSummer 2026B2BSan Francisco, United States3https://x.com/heyitsdarellSteven SegawaWedgeFounder/CTOSummer 2025HealthcareSan Francisco, United States2https://x.com/ssegawa123Alexander SeutinDrillbitFounder/CEOSummer 2024B2BAustin, United States10—Jack O'GradyAtmetoFounderWinter 2023IndustrialsLos Angeles, United States2https://x.com/jack_ogrady
Showing 1–4 of 4 founders
Jack O'Grady
Founder·Atmeto
PRIMARY INFO
RoleFounder· not in title
Team size2
BatchWinter 2023
LocationLos Angeles, United States
Company statusActive
StageEarly
BIO
I build Reinforcement Learning for energy systems. Currently building Atmeto (f.k.a. Keeling Labs). Previously at Rivian for 3+ years building battery data science from the ground up, where I ultimately focused on applied AI (RL) for battery optimization in R1T/R1S.
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
AtmetoWe develop ML that optimizes how batteries in the grid store energy
