Founder Directory
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Founders44
Known for these resultsRole41%Role is parsed from founder titles in yc.db. Known for 41% 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.Bio86%Bio coverage: 86% 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-company30%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 30% of these rows have at least one match.School16%School is matched from bios, case-sensitive for acronyms. 16% of these rows have at least one match.
- Karen Serfaty@keyserfatyFounder/CEO · AgentcardS26Fintech · San Francisco
- Sanjukta Bhattacharya@splicewiringFounder · Atlas DiscoveryS26Healthcare · San Francisco
- Shaamil Karim@shaamilkarim1Founder/CEO · Atlas DiscoveryS26Healthcare · San Francisco
- Alisa Rae@raealisaFounder/CEO · LucentW26B2B · San Francisco
- Anton KrutianskyFounder · AtlasGridF25B2B · San Francisco
- Aram AghababyanFounder · AtlasGridF25B2B · San Francisco
- Oleg Kostour@olegkostourFounder/CEO · AtlasGridF25B2B · San Francisco
- Prateek Sachan@xan_psFounder/CTO · Bolna AIF25B2B · Bengaluru
- Aden Clemente@adencleFounder/CTO · EffiGovS25Government · San Francisco
- Marcus Storm-Mollard@marcus1stormFounder/CEO · ClarmX25B2B
- Levi Lian@levilian1Founder/CEO · RaycasterF24B2B · New York
- Andy Qin@andyqinFounder · OpenToolsS23B2B · New York
- Pransu DashFounder · Shasta HealthS23Healthcare · San Francisco
- Christian Iacullo@iaculchFounder · AlloyW23B2B · Sydney
- Simon Kubica@simon_kubicaFounder · AlloyW23B2B · Sydney
- Avi SinghFounder · AtlasS22B2B · New York
- Shaan FranchiFounder · AtlasS22B2B · New York
- Jon O'Bryan@jobryanFounder · AtlasW22B2B · San Francisco
- Rahul Asati@asati_rahulFounder · AtlasW22B2B · San Francisco
- Chen AtlasFounder · OpteryW22B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Karen SerfatyAgentcardFounder/CEOSummer 2026FintechSan Francisco, United States0https://x.com/keyserfatySanjukta BhattacharyaAtlas DiscoveryFounderSummer 2026HealthcareSan Francisco, United States3https://x.com/splicewiringShaamil KarimAtlas DiscoveryFounder/CEOSummer 2026HealthcareSan Francisco, United States3https://x.com/shaamilkarim1Alisa RaeLucentFounder/CEOWinter 2026B2BSan Francisco, United States2https://x.com/raealisaAnton KrutianskyAtlasGrid2× YCFounderFall 2025B2BSan Francisco, United States6—Aram AghababyanAtlasGridFounderFall 2025B2BSan Francisco, United States6—Oleg KostourAtlasGrid2× YCFounder/CEOFall 2025B2BSan Francisco, United States6https://x.com/olegkostourPrateek SachanBolna AIFounder/CTOFall 2025B2BBengaluru, India21https://x.com/xan_psAden ClementeEffiGovFounder/CTOSummer 2025GovernmentSan Francisco, United States3https://x.com/adencleMarcus Storm-MollardClarmFounder/CEOSpring 2025B2BUnknown2https://x.com/marcus1stormLevi LianRaycasterFounder/CEOFall 2024B2BNew York, United States3https://x.com/levilian1Andy QinOpenToolsFounderSummer 2023B2BNew York, United States3https://x.com/andyqinPransu DashShasta HealthFounderSummer 2023HealthcareSan Francisco, United States2—Christian IaculloAlloyFounderWinter 2023B2BSydney, Australia5https://x.com/iaculchSimon KubicaAlloyFounderWinter 2023B2BSydney, Australia5https://x.com/simon_kubicaAvi SinghAtlasFounderSummer 2022B2BNew York, United States2—Shaan FranchiAtlasFounderSummer 2022B2BNew York, United States2—Jon O'BryanAtlasFounderWinter 2022B2BSan Francisco, United States18https://x.com/jobryanRahul AsatiAtlasFounderWinter 2022B2BSan Francisco, United States18https://x.com/asati_rahulChen AtlasOptery2× YCFounderWinter 2022B2BSan Francisco, United States55—
Showing 1–20 of 44 founders
Oleg Kostour
Founder/CEO·AtlasGrid
PRIMARY INFO
RoleFounder/CEO
Team size6
BatchFall 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Oleg Kostour is a 2nd time YC founder and Waterloo alum. He founded Pair (YC W12), a messaging app that received 10M installs and reached the top charts in the iOS social networking category. He closed 2 acquisitions - with Dropbox, then Life360 - and ran the Growth team at Life360 from ~3M rMAU through to their IPO (~90M MAU).
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
2× YC founder
- W12CoupleInactive
- F25AtlasGridActive · this entry
COMPANY CONTEXT
AtlasGrid
Accelerate Product Iteration
