Founder Directory
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Founders9
Known for these resultsRole44%Role is parsed from founder titles in yc.db. Known for 44% 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.School22%School is matched from bios, case-sensitive for acronyms. 22% of these rows have at least one match.
- Pragya SabooFounder/CEO · Rubric AIW26B2B · New York
- Yujian Yao@yyjhaoFounder/CEO · FlootS25B2B · San Francisco
- Bernard Xie@berniex_xFounder · KestralX25B2B · San Francisco
- Brian Kim@BrianYKim_BYKFounder/CEO · KestralX25B2B · San Francisco
- Parth Chopra@parthematicsFounder/CTO · CandleF24Consumer · New York
- Jarrett Perkins@jarrett_perkinsFounder · Kips HealthS23Healthcare · Los Angeles
- Stephanie VasquezFounder · Line.BuildS23B2B · San Francisco
- Louis Lecat@louislecatFounder · UpstreamS23B2B · Paris
- Grace WFounder · Fairway HealthW23Healthcare · New York
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Pragya SabooRubric AIFounder/CEOWinter 2026B2BNew York, United States1—Yujian YaoFlootFounder/CEOSummer 2025B2BSan Francisco, United States4https://x.com/yyjhaoBernard XieKestralFounderSpring 2025B2BSan Francisco, United States3https://x.com/berniex_xBrian KimKestralFounder/CEOSpring 2025B2BSan Francisco, United States3https://x.com/BrianYKim_BYKParth ChopraCandleFounder/CTOFall 2024ConsumerNew York, United States2https://x.com/parthematicsJarrett PerkinsKips HealthFounderSummer 2023HealthcareLos Angeles, United States2https://x.com/jarrett_perkinsStephanie VasquezLine.BuildFounderSummer 2023B2BSan Francisco, United States3—Louis LecatUpstreamFounderSummer 2023B2BParis, France7https://x.com/louislecatGrace WFairway HealthFounderWinter 2023HealthcareNew York, United States3—
Showing 1–9 of 9 founders
Louis Lecat
Founder·Upstream
PRIMARY INFO
RoleFounder· not in title
Team size7
BatchSummer 2023
LocationParis, France
Company statusActive
StageEarly
BIO
I'm the founder & CEO @ Upstream. I was one of the early product people @ Asana, driving growth and adoption up to $100M ARR. I went on to lead the entire product team @ Algolia (YC W14) as their Head of Product through series B and C, assembling a team of 20+ talented product builders, while growing ARR 2.5x to $100M+. Also worked @ AgilOne (acquired) and graduated from @ Stanford and @ Ecole des Ponts
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
Disciplinenot detectedKeyword match from the bio text, not a classifier.
TRACK RECORD
First YC company on record
COMPANY CONTEXT
UpstreamThe first inbox designed for humans and agents
Co-foundersJonathan Tiret@jtiret
