Founder Directory
Built by Keitoto
Founders7
Known for these resultsRole57%Role is parsed from founder titles in yc.db. Known for 57% 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-company71%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 71% 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.
- Michael Lemm@mikeslemmFounder/COO · AndcoX26B2B · San Francisco
- Ryan XueFounder/CEO · AndcoX26B2B · San Francisco
- Badal JainFounder · LayupW23B2B · New York
- Michael Lemm@mikeslemmFounder · LayupW23B2B · New York
- Ryan XueFounder/CEO · LayupW23B2B · New York
- Justin KoFounder · OpkitS21Healthcare · New York
- Sherwood Callaway@shcallawayFounder/CEO · OpkitS21Healthcare · New York
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Michael LemmAndco2× YCFounder/COOSpring 2026B2BSan Francisco, United States3https://x.com/mikeslemmRyan XueAndco2× YCFounder/CEOSpring 2026B2BSan Francisco, United States3—Badal JainLayupFounderWinter 2023B2BNew York, United States3—Michael LemmLayup2× YCFounderWinter 2023B2BNew York, United States3https://x.com/mikeslemmRyan XueLayup2× YCFounder/CEOWinter 2023B2BNew York, United States3—Justin KoOpkitFounderSummer 2021HealthcareNew York, United States——Sherwood CallawayOpkit2× YCFounder/CEOSummer 2021HealthcareNew York, United States—https://x.com/shcallaway
Showing 1–7 of 7 founders
Michael Lemm
Founder·Layup
PRIMARY INFO
RoleFounder· not in title
Team size3
BatchWinter 2023
LocationNew York, United States
Company statusInactive
StageEarly
BIO
Co-Founder and COO of Andco (YC X26). Previously Co-Founder and COO of Layup (YC W23). Outside of Andco, I enjoy rooting on Chicago sports teams, firefighting, and trying new local restaurants.
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
Disciplinenot detectedKeyword match from the bio text, not a classifier.
TRACK RECORD
2× YC founder
- W23LayupInactive · this entry
- X26AndcoActive
COMPANY CONTEXT
LayupGuide your users. Right in your product.
Also founded · 1 more YC company
AndcoActiveSpring 2026Agents that build personal injury cases
B2BSan Francisco, United States3Open this entry
