Founder Directory
Built by Keitoto
Founders7
Known for these resultsRole14%Role is parsed from founder titles in yc.db. Known for 14% 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-company29%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 29% of these rows have at least one match.School14%School is matched from bios, case-sensitive for acronyms. 14% of these rows have at least one match.
- Pietari VirkkunenFounder · Last Accounting CompanyS26B2B · Helsinki
- Riki KarjalainenFounder · Last Accounting CompanyS26B2B · Helsinki
- Sami Laakkonen@samilaaFounder · Last Accounting CompanyS26B2B · Helsinki
- Veikko PereFounder · Last Accounting CompanyS26B2B · Helsinki
- David Newell@DavidNewell95Founder · End CloseW26B2B
- Sean Bolton@SeanBoltonFounder/CEO · End CloseW26B2B
- David AbusaidFounder · WeltioS22Fintech · Mexico City
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Pietari VirkkunenLast Accounting CompanyFounderSummer 2026B2BHelsinki, Finland4—Riki KarjalainenLast Accounting CompanyFounderSummer 2026B2BHelsinki, Finland4—Sami LaakkonenLast Accounting CompanyFounderSummer 2026B2BHelsinki, Finland4https://x.com/samilaaVeikko PereLast Accounting CompanyFounderSummer 2026B2BHelsinki, Finland4—David NewellEnd Close2× YCFounderWinter 2026B2BUnknown2https://x.com/DavidNewell95Sean BoltonEnd CloseFounder/CEOWinter 2026B2BUnknown2https://x.com/SeanBoltonDavid AbusaidWeltioFounderSummer 2022FintechMexico City, Mexico15—
Showing 1–7 of 7 founders
Patrick Finlay
Founder·Unflow
PRIMARY INFO
RoleFounder· not in title
Team size5
BatchSummer 2019
LocationNew York, United States
Company statusInactive
StageEarly
BIO
Co-founder and CTO of Solidroad (W25) and a second-time founder. Previously co-founded Monaru (S2019), where we helped individual creators earn $100k+ each by selling live classes online. Before that, I was as a product engineer at Intercom. I hold a BAI in Computer Engineering from Trinity College Dublin; my research focus was on dispute resolution mechanisms for Ethereum smart contracts.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
DisciplineResearcherKeyword match from the bio text, not a classifier.
TRACK RECORD
2× YC founderSerial founder · self-declared
- S19UnflowInactive · this entry
- W25SolidroadActive
COMPANY CONTEXT
UnflowThe next generation CMS built for mobile apps
Also founded · 1 more YC company
SolidroadActiveWinter 2025AI agents for CX teams, starting with training and QA.
B2BSan Francisco, United States6Open this entry
