Founder Directory
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Founders36
Known for these resultsRole58%Role is parsed from founder titles in yc.db. Known for 58% 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-company44%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 44% of these rows have at least one match.School67%School is matched from bios, case-sensitive for acronyms. 67% of these rows have at least one match.
- Nitish Kovuru@llmhubdevFounder · CoArenaS26B2B · San Francisco
- Prateek Jannu@prateekjannuFounder/CEO · CoArenaS26B2B · San Francisco
- Jeffrey Lin@JeffjinlinFounder/CTO · DatoricS26B2B · San Francisco
- Nikhil ReddyFounder/CEO · DatoricS26B2B · San Francisco
- Claire Mao@clairemao78Founder/CEO · InstanceS26B2B · San Francisco
- Lucy Cai@LucyCai9Founder/CTO · InstanceS26B2B · San Francisco
- Dev Mandal@DevvMandalFounder/CEO · MarkovS26B2B · San Francisco
- Harish Ashok@habril27Founder/CTO · MarkovS26B2B · San Francisco
- Alexzendor Misra@AlexzendorMisraFounder/CTO · ShofoW26B2B · San Francisco
- Andre BragaFounder & Head of AI · ShofoW26B2B · San Francisco
- Braiden Dishman@BraidenDishmanFounder/CEO · ShofoW26B2B · San Francisco
- Bilal AsmatullahFounder/CEO · SciloopF25B2B · San Francisco
- Osman Siddique@OsmanSiddiquerFounder · SciloopF25B2B · San Francisco
- Aoi Otani@bigvalleyblueFounder/CTO · Liva AIS25B2B · San Francisco
- Ashley Mo@ashlleymoFounder/CEO · Liva AIS25B2B · San Francisco
- Bill WangFounder/CTO · Besimple AIX25B2B · San Francisco
- Yi ZhongFounder/CEO · Besimple AIX25B2B · San Francisco
- Mateo Perez@m_perez_Founder/CEO · CartpoleX25B2B · San Francisco
- Ananth Kashyap@ananthkashyap99Founder/CTO · SureformX25B2B · San Francisco
- Carlos Georgescu@CarlosGeorgescuFounder/CTO · AfterQueryW25B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Nitish KovuruCoArenaFounderSummer 2026B2BSan Francisco, United States2https://x.com/llmhubdevPrateek JannuCoArenaFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/prateekjannuJeffrey LinDatoricFounder/CTOSummer 2026B2BSan Francisco, United States2https://x.com/JeffjinlinNikhil ReddyDatoricFounder/CEOSummer 2026B2BSan Francisco, United States2—Claire MaoInstanceFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/clairemao78Lucy CaiInstanceFounder/CTOSummer 2026B2BSan Francisco, United States2https://x.com/LucyCai9Dev MandalMarkovFounder/CEOSummer 2026B2BSan Francisco, United States2https://x.com/DevvMandalHarish AshokMarkovFounder/CTOSummer 2026B2BSan Francisco, United States2https://x.com/habril27Alexzendor MisraShofoFounder/CTOWinter 2026B2BSan Francisco, United States4https://x.com/AlexzendorMisraAndre BragaShofoFounder & Head of AIWinter 2026B2BSan Francisco, United States4—Braiden DishmanShofoFounder/CEOWinter 2026B2BSan Francisco, United States4https://x.com/BraidenDishmanBilal AsmatullahSciloopFounder/CEOFall 2025B2BSan Francisco, United States6—Osman SiddiqueSciloopFounderFall 2025B2BSan Francisco, United States6https://x.com/OsmanSiddiquerAoi OtaniLiva AIFounder/CTOSummer 2025B2BSan Francisco, United States4https://x.com/bigvalleyblueAshley MoLiva AIFounder/CEOSummer 2025B2BSan Francisco, United States4https://x.com/ashlleymoBill WangBesimple AIFounder/CTOSpring 2025B2BSan Francisco, United States6—Yi ZhongBesimple AIFounder/CEOSpring 2025B2BSan Francisco, United States6—Mateo PerezCartpoleFounder/CEOSpring 2025B2BSan Francisco, United States2https://x.com/m_perez_Ananth KashyapSureformFounder/CTOSpring 2025B2BSan Francisco, United States2https://x.com/ananthkashyap99Carlos GeorgescuAfterQueryFounder/CTOWinter 2025B2BSan Francisco, United States30https://x.com/CarlosGeorgescu
Showing 1–20 of 36 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
