Founder Directory
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Founders292
Known for these resultsRole47%Role is parsed from founder titles in yc.db. Known for 47% 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.Bio90%Bio coverage: 90% 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-company27%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 27% of these rows have at least one match.School34%School is matched from bios, case-sensitive for acronyms. 34% of these rows have at least one match.
- Karon Pangestu@pangestu_karonFounder/CEO · ArbitalS26Fintech · Singapore
- Steven Mulyawan@0xstevezillaFounder/COO · ArbitalS26Fintech · Singapore
- Vincent Owen Toniwan@0xvincent_ethFounder/CTO · ArbitalS26Fintech · Singapore
- Dimitris Koutentakis@_dkoutFounder/CEO · AtomarineS26Industrials · Boston
- Joanathan McIntosh@joanathanlmcFounder/CEO · Billow AI LabsS26B2B · San Francisco
- Philip MoniagaFounder/CTO · Billow AI LabsS26B2B · San Francisco
- Benjamin MartindaleFounder/CEO · DonkeyS26B2B · San Francisco
- Minghao TanFounder/CTO · DonkeyS26B2B · San Francisco
- Robert Qiu@whatsrobdoing_Founder/CEO · MOCHI.TVS26Consumer · San Francisco
- Joshua ZyzakFounder/CTO · Spectre IntelligenceS26Fintech · San Francisco
- Michelle Li@michellezliFounder/CEO · Spectre IntelligenceS26Fintech · San Francisco
- Eren Berke Saglam@erenberke0Founder/CFO · StoaS26Fintech · San Francisco
- Bryce JudyFounder/CEO · Tarifflo Inc.S26B2B · Salt Lake City
- Rishi LaddhaFounder/CEO · WaybillS26B2B · Gurugram
- Angus Muffatti@dirtmanFounder/CEO · Advanced Metal ResearchX26Industrials · Los Angeles
- Julian Fried@JulianFriedFounder · Advanced Metal ResearchX26Industrials · Los Angeles
- Stephen Lin@PerandexFounder · Advanced Metal ResearchX26Industrials · Los Angeles
- Jeffrey Byun@jeffbyunFounder/CEO · AkkariX26B2B · San Francisco
- Ali Tabba@alitabba_Founder/CEO · GravyX26Fintech · San Francisco
- Max Church@DevMaxCFounder/CTO · GravyX26Fintech · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Karon PangestuArbitalFounder/CEOSummer 2026FintechSingapore, Singapore3https://x.com/pangestu_karonSteven MulyawanArbitalFounder/COOSummer 2026FintechSingapore, Singapore3https://x.com/0xstevezillaVincent Owen ToniwanArbitalFounder/CTOSummer 2026FintechSingapore, Singapore3https://x.com/0xvincent_ethDimitris KoutentakisAtomarineFounder/CEOSummer 2026IndustrialsBoston, United States2https://x.com/_dkoutJoanathan McIntoshBillow AI LabsFounder/CEOSummer 2026B2BSan Francisco, United States0https://x.com/joanathanlmcPhilip MoniagaBillow AI LabsFounder/CTOSummer 2026B2BSan Francisco, United States0—Benjamin MartindaleDonkeyFounder/CEOSummer 2026B2BSan Francisco, United States7—Minghao TanDonkeyFounder/CTOSummer 2026B2BSan Francisco, United States7—Robert QiuMOCHI.TVFounder/CEOSummer 2026ConsumerSan Francisco, United States3https://x.com/whatsrobdoing_Joshua ZyzakSpectre IntelligenceFounder/CTOSummer 2026FintechSan Francisco, United States2—Michelle LiSpectre IntelligenceFounder/CEOSummer 2026FintechSan Francisco, United States2https://x.com/michellezliEren Berke SaglamStoaFounder/CFOSummer 2026FintechSan Francisco, United States3https://x.com/erenberke0Bryce JudyTarifflo Inc.Founder/CEOSummer 2026B2BSalt Lake City, United States5—Rishi LaddhaWaybillFounder/CEOSummer 2026B2BGurugram, India5—Angus MuffattiAdvanced Metal ResearchFounder/CEOSpring 2026IndustrialsLos Angeles, United States3https://x.com/dirtmanJulian FriedAdvanced Metal ResearchFounderSpring 2026IndustrialsLos Angeles, United States3https://x.com/JulianFriedStephen LinAdvanced Metal ResearchFounderSpring 2026IndustrialsLos Angeles, United States3https://x.com/PerandexJeffrey ByunAkkari2× YCFounder/CEOSpring 2026B2BSan Francisco, United States5https://x.com/jeffbyunAli TabbaGravyFounder/CEOSpring 2026FintechSan Francisco, United States2https://x.com/alitabba_Max ChurchGravyFounder/CTOSpring 2026FintechSan Francisco, United States2https://x.com/DevMaxC
Showing 1–20 of 292 founders
Benjamin Martindale
Founder/CEO·Donkey
PRIMARY INFO
RoleFounder/CEO
Team size7
BatchSummer 2026
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
Prev founded Prelude OS: 31 paying Chinese factory customers cold-acquired in 39 days on the ground in Guangzhou; cash-flow positive. Advised heavy-equipment giants Sany and Sinoboom on overseas expansion. Featured on Mango TV, China's largest media station: factory-floor interview segments and a named 13-minute personal profile. Ran a Toronto marketing company: $4M closed for construction clients in 6 months. Fluent Mandarin. Finance at Rotman Commerce, UofT; dropped a credit short.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
DisciplineBusinessKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
DonkeyThe AI-native trading company: China factory-direct for US importers
Co-foundersMinghao Tan
