Founder Directory
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Founders199
Known for these resultsRole36%Role is parsed from founder titles in yc.db. Known for 36% 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.Bio79%Bio coverage: 79% 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-company14%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 14% of these rows have at least one match.School18%School is matched from bios, case-sensitive for acronyms. 18% of these rows have at least one match.
- Alexander BergholmFounder/CTO · KlarifyX26Healthcare · San Francisco
- Rohan KulkarniFounder/CEO · AshrW26B2B · San Francisco
- Shreyas KapsFounder · AshrW26B2B · San Francisco
- Sai Surbehera@saibuildsFounder/CTO · LapisF25B2B · San Francisco
- Varunram Ganesh@varunramgFounder/CEO · LapisF25B2B · San Francisco
- Jason CorneliusFounder/CEO · Perseus DefenseS25Industrials · Austin
- Arjun LalwaniFounder/CEO · RaloX25Fintech · New York
- Timothy Daniel@tdanielhFounder/CEO · RimbaX25Industrials · San Francisco
- Betty Chang@thebettychangFounder · TrapezeX25Healthcare · New York
- Christopher Chen@ChrisMYChenFounder · TrapezeX25Healthcare · New York
- Alex Doonanco@AlexDoonancoFounder/CEO · careCycleW25B2B · San Francisco
- Evan Roubekas@0xevangelosFounder/CTO · careCycleW25B2B · San Francisco
- Alexis BonnafontFounder/CTO · Excellence LearningW25Education · San Francisco
- Matt KerriganFounder/CTO · Toothy AIW25Healthcare · San Francisco
- Shreyas BharadwajFounder · Assembly HOAS24Real Estate and Construction · San Francisco
- Travis UekiFounder/CTO · DoublezeroS24B2B
- Marcos Rico PengFounder/CEO · PalmierS24Consumer · San Francisco
- Tej SeelamsettyFounder/CEO · TivaraS24Healthcare · New York
- Philip AbelFounder/CTO · ClevaW24Fintech · Lagos
- Cole RubinFounder/CEO · ConduitW24B2B · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Alexander BergholmKlarifyFounder/CTOSpring 2026HealthcareSan Francisco, United States4—Rohan KulkarniAshrFounder/CEOWinter 2026B2BSan Francisco, United States2—Shreyas KapsAshrFounderWinter 2026B2BSan Francisco, United States2—Sai SurbeheraLapisFounder/CTOFall 2025B2BSan Francisco, United States5https://x.com/saibuildsVarunram GaneshLapisFounder/CEOFall 2025B2BSan Francisco, United States5https://x.com/varunramgJason CorneliusPerseus DefenseFounder/CEOSummer 2025IndustrialsAustin, United States3—Arjun LalwaniRaloFounder/CEOSpring 2025FintechNew York, United States2—Timothy DanielRimbaFounder/CEOSpring 2025IndustrialsSan Francisco, United States4https://x.com/tdanielhBetty ChangTrapezeFounderSpring 2025HealthcareNew York, United States2https://x.com/thebettychangChristopher ChenTrapezeFounderSpring 2025HealthcareNew York, United States2https://x.com/ChrisMYChenAlex DoonancocareCycleFounder/CEOWinter 2025B2BSan Francisco, United States5https://x.com/AlexDoonancoEvan RoubekascareCycleFounder/CTOWinter 2025B2BSan Francisco, United States5https://x.com/0xevangelosAlexis BonnafontExcellence LearningFounder/CTOWinter 2025EducationSan Francisco, United States4—Matt KerriganToothy AIFounder/CTOWinter 2025HealthcareSan Francisco, United States15—Shreyas BharadwajAssembly HOAFounderSummer 2024Real Estate and ConstructionSan Francisco, United States12—Travis UekiDoublezeroFounder/CTOSummer 2024B2BUnknown2—Marcos Rico PengPalmierFounder/CEOSummer 2024ConsumerSan Francisco, United States2—Tej SeelamsettyTivaraFounder/CEOSummer 2024HealthcareNew York, United States2—Philip AbelClevaFounder/CTOWinter 2024FintechLagos, Nigeria30—Cole RubinConduitFounder/CEOWinter 2024B2BSan Francisco, United States15—
Showing 1–20 of 199 founders
Matt Kerrigan
Founder/CTO·Toothy AI
PRIMARY INFO
RoleFounder/CTO
Team size15
BatchWinter 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
2nd time technical founder at Toothy AI, where I'm working on automating back office operations for dental clinics. First journey ended in Salezilla, a LLM-based cold email campaign tool that launched before ChatGPT, it is still operating today. Before that I was in a ML role at a startup that was acquired by Nordstrom.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
No notable employer or school mentioned in the bio.
Credentialsnone mentioned
DisciplineEngineerKeyword match from the bio text, not a classifier.
TRACK RECORD
Exit mentioned in bio
COMPANY CONTEXT
Toothy AI
AI for insurance verification & billing at dental clinics
IndustryHealthcare
Websitetoothy.ai/
Team size15
X—
LocationSan Francisco, United States
BatchWinter 2025
