Founder Directory
Built by Keitoto
Founders10
Known for these resultsRole40%Role is parsed from founder titles in yc.db. Known for 40% 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-company30%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 30% of these rows have at least one match.School0%School is matched from bios, case-sensitive for acronyms. 0% of these rows have at least one match.
- David (Wenbo) Zhu@david_w_zhuFounder · Hey ReviaS24B2B · San Francisco
- Shaun Wei@agishaunFounder/CEO · Hey ReviaS24B2B · San Francisco
- Aditya Joshi@Adityaj101Founder · Blume BenefitsW24Fintech · San Francisco
- Rachel MumfordFounder · AnimaW21Healthcare · London
- Shun PangFounder · AnimaW21Healthcare · London
- Andrew Coyle@CoyleAndrewFounder · Hey HealthcareS19B2B · San Francisco
- Evelyn GillieFounder · Hey HealthcareS19B2B · San Francisco
- Brendan LevyFounder/CEO · HeyDoctorS18Healthcare · San Francisco
- Kyle Alwyn@kjalwynFounder/Chief Technical Officer · HeyDoctorS18Healthcare · San Francisco
- Brian Luerssen@bluerssenFounder/CEO · DraftbitW18B2B · Carmel
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
David (Wenbo) ZhuHey ReviaFounderSummer 2024B2BSan Francisco, United States4https://x.com/david_w_zhuShaun WeiHey ReviaFounder/CEOSummer 2024B2BSan Francisco, United States4https://x.com/agishaunAditya JoshiBlume BenefitsFounderWinter 2024FintechSan Francisco, United States3https://x.com/Adityaj101Rachel MumfordAnimaFounderWinter 2021HealthcareLondon, United Kingdom20—Shun PangAnimaFounderWinter 2021HealthcareLondon, United Kingdom20—Andrew CoyleHey HealthcareFounderSummer 2019B2BSan Francisco, United States1https://x.com/CoyleAndrewEvelyn GillieHey HealthcareFounderSummer 2019B2BSan Francisco, United States1—Brendan LevyHeyDoctorFounder/CEOSummer 2018HealthcareSan Francisco, United States50—Kyle AlwynHeyDoctorFounder/Chief Technical OfficerSummer 2018HealthcareSan Francisco, United States50https://x.com/kjalwynBrian LuerssenDraftbitFounder/CEOWinter 2018B2BCarmel, United States10https://x.com/bluerssen
Showing 1–10 of 10 founders
Dawson Chen
Founder·Letterbook
PRIMARY INFO
RoleFounder· not in title
Team size2
BatchSummer 2023
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
CEO at Letterbook, Yale dropout
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
CredentialsDropout / Thiel
Disciplinenot detectedKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
LetterbookAI-native customer support platform
Co-foundersEthan Hou
