Founder Directory
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Founders2
Known for these resultsRole100%Role is parsed from founder titles in yc.db. Known for 100% 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.School50%School is matched from bios, case-sensitive for acronyms. 50% of these rows have at least one match.
- Joseph McAllisterFounder/CTO · MouseCatW26B2B · New York
- Nicholas Aldridge@nickaldridge_Founder/CEO · MouseCatW26B2B · New York
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Joseph McAllisterMouseCatFounder/CTOWinter 2026B2BNew York, United States6—Nicholas AldridgeMouseCatFounder/CEOWinter 2026B2BNew York, United States6https://x.com/nickaldridge_
Showing 1–2 of 2 founders
Joseph McAllister
Founder/CTO·MouseCat
PRIMARY INFO
RoleFounder/CTO
Team size6
BatchWinter 2026
LocationNew York, United States
Company statusActive
StageEarly
BIO
Joseph McAllister is the Co-Founder and CTO of MouseCat. Before MouseCat, Joseph spent 4 years building systems that power every risk decision at Coinbase. He focused on streaming pipelines, large-scale data processing workloads, and improving ACH and ATO risk models. While studying Computer Science at Cornell University, he founded Roo Storage, which was acquired in 2020 by Handled (now UniGroup).
Ex-company, school and discipline below are derived from this bio. Nothing is inferred when the bio is missing.
BACKGROUND
Credentialsnone mentioned
DisciplineEngineerKeyword match from the bio text, not a classifier.
TRACK RECORD
Exit mentioned in bio
COMPANY CONTEXT
MouseCatAI to fight financial crime
Co-foundersNicholas Aldridge@nickaldridge_
