Founder Directory
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Founders3
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-company0%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 0% of these rows have at least one match.School0%School is matched from bios, case-sensitive for acronyms. 0% of these rows have at least one match.
- Lucas PabarciusFounder/CEO · Atum WorksX25Industrials · San Francisco
- Malcolm TisdaleFounder/COO · Atum WorksX25Industrials · San Francisco
- Matteo KimuraFounder/CRO · Atum WorksX25Industrials · San Francisco
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Lucas PabarciusAtum WorksFounder/CEOSpring 2025IndustrialsSan Francisco, United States3—Malcolm TisdaleAtum WorksFounder/COOSpring 2025IndustrialsSan Francisco, United States3—Matteo KimuraAtum WorksFounder/CROSpring 2025IndustrialsSan Francisco, United States3—
Showing 1–3 of 3 founders
Malcolm Tisdale
Founder/COO·Atum Works
PRIMARY INFO
RoleFounder/COO
Team size3
BatchSpring 2025
LocationSan Francisco, United States
Company statusActive
StageEarly
BIO
.
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
First YC company on record
COMPANY CONTEXT
Atum WorksGigascale Nanomanufacturing
