Founder Directory
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Founders9
Known for these resultsRole56%Role is parsed from founder titles in yc.db. Known for 56% 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-company100%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 100% of these rows have at least one match.School33%School is matched from bios, case-sensitive for acronyms. 33% of these rows have at least one match.
- Anson Yu@ansonyuuFounder/CEO · NormalS25Industrials · San Francisco
- Isabelle Ilyia@isabelleilyiaFounder/CTO · CedarW25B2B · San Francisco
- Roman Zubenko@romanzubenkoFounder/CEO · Afternoon.coF24B2B · New York
- Matt DuVall@mduvall_Founder · NumeralW23B2B · San Francisco
- Raphael Schaad@raphaelschaadFounder/CEO · CronW20B2B · San Francisco
- Omar SkalliFounder · FlowdashW20B2B · San Francisco
- James Zhang@jamesfzhangFounder · PollyS17Consumer · San Francisco
- Jamie Quint@jamiequintFounder · Interstate AnalyticsW16B2B · San Francisco
- Liz Wessel@lizwesselFounder/CEO · WayUpW15Consumer · New York
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Anson YuNormalFounder/CEOSummer 2025IndustrialsSan Francisco, United States2https://x.com/ansonyuuIsabelle IlyiaCedarFounder/CTOWinter 2025B2BSan Francisco, United States2https://x.com/isabelleilyiaRoman ZubenkoAfternoon.coFounder/CEOFall 2024B2BNew York, United States4https://x.com/romanzubenkoMatt DuVallNumeralFounderWinter 2023B2BSan Francisco, United States110https://x.com/mduvall_Raphael SchaadCronFounder/CEOWinter 2020B2BSan Francisco, United States3https://x.com/raphaelschaadOmar SkalliFlowdashFounderWinter 2020B2BSan Francisco, United States5—James ZhangPollyFounderSummer 2017ConsumerSan Francisco, United States3https://x.com/jamesfzhangJamie QuintInterstate AnalyticsFounderWinter 2016B2BSan Francisco, United States2https://x.com/jamiequintLiz WesselWayUpFounder/CEOWinter 2015ConsumerNew York, United States50https://x.com/lizwessel
Showing 1–9 of 9 founders
Raphael Schaad
Founder/CEO·Cron
PRIMARY INFO
RoleFounder/CEO
Team size3
BatchWinter 2020
LocationSan Francisco, United States
Company statusAcquired
StageEarly
BIO
Raphael Schaad is a Visiting Partner at YC. He was the founder and CEO of Cron (W20), a calendar product beloved for its craft and acquired by Notion in 2022. At Notion, he grew Calendar to millions of users and served as Head of Design for Growth and new products like Mail. Previously, he helped build Flipboard and iA Writer. Raphael holds a BS in Computer Science from Bern University of Applied Sciences, and an MS in Media Arts and Sciences from MIT.
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
DisciplineDesignerKeyword match from the bio text, not a classifier.
TRACK RECORD
Exit mentioned in bio
COMPANY CONTEXT
CronNext-generation calendar for professionals and teams
