Founder Directory
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Founders10
Known for these resultsRole50%Role is parsed from founder titles in yc.db. Known for 50% 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-company50%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 50% of these rows have at least one match.School40%School is matched from bios, case-sensitive for acronyms. 40% of these rows have at least one match.
- Aram Shatakhtsyan@artahianFounder/CEO · ModelenceS25B2B · San Francisco
- Eduard Piliposyan@ed_piliposyanFounder/CTO · ModelenceS25B2B · San Francisco
- Carlos Georgescu@CarlosGeorgescuFounder/CTO · AfterQueryW25B2B · San Francisco
- Spencer Mateega@spencermateegaFounder/CEO · AfterQueryW25B2B · San Francisco
- Bryan Frimin@gearnodeFounder · DeferW23B2B · Paris
- Charly Poly@whereischarlyFounder · DeferW23B2B · Paris
- Ruben FiszelFounder · WindmillS22B2B · Paris
- James Martinez@jamescmartinezFounder · MergentS21B2B · Austin
- Raphael Schaad@raphaelschaadFounder/CEO · CronW20B2B · San Francisco
- Pranav SekharFounder · ScoutW20B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Aram ShatakhtsyanModelenceFounder/CEOSummer 2025B2BSan Francisco, United States3https://x.com/artahianEduard PiliposyanModelenceFounder/CTOSummer 2025B2BSan Francisco, United States3https://x.com/ed_piliposyanCarlos GeorgescuAfterQueryFounder/CTOWinter 2025B2BSan Francisco, United States30https://x.com/CarlosGeorgescuSpencer MateegaAfterQueryFounder/CEOWinter 2025B2BSan Francisco, United States30https://x.com/spencermateegaBryan FriminDefer2× YCFounderWinter 2023B2BParis, France2https://x.com/gearnodeCharly PolyDeferFounderWinter 2023B2BParis, France2https://x.com/whereischarlyRuben FiszelWindmillFounderSummer 2022B2BParis, France7—James MartinezMergentFounderSummer 2021B2BAustin, United States1https://x.com/jamescmartinezRaphael SchaadCronFounder/CEOWinter 2020B2BSan Francisco, United States3https://x.com/raphaelschaadPranav SekharScoutFounderWinter 2020B2BSan Francisco, United States1—
Showing 1–10 of 10 founders
Spencer Mateega
Founder/CEO·AfterQuery
PRIMARY INFO
RoleFounder/CEO
Team size30
BatchWinter 2025
LocationSan Francisco, United States
Company statusActive
StageGrowth
BIO
Building AfterQuery. Previously interned in technology private equity at Silver Lake, technology investment banking at Morgan Stanley, and software engineering at Meta and Google. B.S. in Finance and Statistics at Wharton and a M.S. Computer Science at Penn.
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
AfterQuery
Applied research lab curating data solutions for foundation model…
Co-foundersCarlos Georgescu@CarlosGeorgescu
