Fundraising Fox

Ulyssean

Entrepreneur First '25

London, GB · Founded 2025 · 2 known investors

ulyssean.com

Ulyssean develops both software and hardware for security and verification in large-scale AI compute clusters. Its work targets mission-critical operations inside AI data centers.

Enterprise Software

Founders & leadership

Ulyssean was founded in 2025 by Jacob Lagerros.

JL
Jacob LagerrosinCEOJacob Lagerros conducted AI research at Oxford and turned down a PhD offer from DeepMind to relocate to San Francisco, where he co-founded Lightcone, a prominent AI research non-profit. He has also served as an adviser on AI security to bodies including the White House, the National Security Council and the Bureau of Industry and Security.

Investors · 2

Frequently asked questions

What does Ulyssean do?
Ulyssean develops both software and hardware for security and verification in large-scale AI compute clusters. Its work targets mission-critical operations inside AI data centers.
Who founded Ulyssean?
Ulyssean was founded by Jacob Lagerros in 2025.
Who are Ulyssean's investors?
Ulyssean's investors include Entrepreneur First, Samos Investments.
Where is Ulyssean headquartered?
Ulyssean is headquartered in London, GB.