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About
Petrus Werner is the founder and CTO of Stilta. He previously worked at QuantumBlack, McKinsey & Company's AI division, and Amazon Web Services, where he built and deployed AI systems for organizations across Europe.
CTO at StiltaYC W26
Intro paths
Petrus went through Y Combinator (Winter 2026) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Gustaf Alstromer, General Partner at Y Combinator — the partner who ran Stilta's batch and knows the company first-hand. YC profile ↗
In turn, Petrus can intro founders to Stilta's investors below.
Stilta's investors · 5
Co-founders at Stilta
Frequently asked questions
- Who is Petrus Werner?
- Petrus Werner is the founder and CTO of Stilta. He previously worked at QuantumBlack, McKinsey & Company's AI division, and Amazon Web Services, where he built and deployed AI systems for organizations across Europe.
- Where does Petrus Werner work?
- Petrus Werner is CTO of Stilta.
- What companies did Petrus Werner found?
- Petrus Werner founded Stilta.
Founder mafias
Y Combinator mafia10,594
Also came through, then founded or led a company.
University of California, Berkeley mafia1,343
Also came through, then founded or led a company.
KTH Royal Institute of Technology mafia140
Also came through, then founded or led a company.
Chalmers University of Technology mafia66
Also came through, then founded or led a company.
About this profile. Compiled from public sources — Stilta's own website and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights