Tessian
Human-layer security platform protecting against email-borne threats using ML, acquired by Proofpoint in 2024.
Profile
Tessian was a London-founded AI cybersecurity company, exemplifying how UK ML talent and US enterprise demand combine in a productive trade-sale outcome.
British link
Headquartered in London; acquired by Proofpoint in 2024.
Sectorcybersecurity
Stagegrowth
FundingAcquired by Proofpoint
Employees200+
Founded2013