Founder Directory
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Founders4
Known for these resultsRole75%Role is parsed from founder titles in yc.db. Known for 75% 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-company75%Ex-company is matched from bios with employment context (ex-, formerly, worked at). 75% 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.
- Oscar AdamssonFounder/CPO · StiltaW26B2B · Stockholm
- Oskar Block@oskarblockFounder/CEO · StiltaW26B2B · Stockholm
- Petrus WernerFounder/CTO · StiltaW26B2B · Stockholm
- Tobias Estreen@estreenxFounder · StiltaW26B2B · Stockholm
FOUNDERROLEBATCHINDUSTRYLOCATIONTEAMX_url
Oscar AdamssonStiltaFounder/CPOWinter 2026B2BStockholm, Sweden4—Oskar BlockStiltaFounder/CEOWinter 2026B2BStockholm, Sweden4https://x.com/oskarblockPetrus WernerStiltaFounder/CTOWinter 2026B2BStockholm, Sweden4—Tobias EstreenStiltaFounderWinter 2026B2BStockholm, Sweden4https://x.com/estreenx
Showing 1–4 of 4 founders
Petrus Werner
Founder/CTO·Stilta
PRIMARY INFO
RoleFounder/CTO
Team size4
BatchWinter 2026
LocationStockholm, Sweden
Company statusActive
StageEarly
BIO
Founder and CTO of Stilta. Prior to Stilta, he built and deployed AI systems across European organisations at QuantumBlack (AI by McKinsey & Company) and Amazon Web Services.
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
First YC company on record
COMPANY CONTEXT
Stilta
Agentic AI for intellectual property
