Press Release
November 1, 2023

Tessian Enters Definitive Agreement to be Acquired by Proofpoint

A cross-border Goodwin Technology team advised Tessian on a definitive agreement to be acquired by Proofpoint. The acquisition is expected to close in late 2023 to early 2024, subject to customary closing conditions and required regulatory approvals.

Founded in 2013, Tessian is a leading cloud email security platform that uses machine learning technology to intelligently prevent advanced email threats, protect against data loss and build smarter security cultures in modern enterprises. Tessian is backed by investors including Sequoia Capital, Accel, March Capital, Balderton Capital and Latitude.

Proofpoint Inc. is a leading cybersecurity and compliance company that protects organizations’ greatest assets and biggest risks: their people. With an integrated suite of cloud-based solutions, Proofpoint helps companies around the world stop targeted threats, safeguard their data, and make their users more resilient against cyber-attacks.

The Goodwin team provided advice on UK and US matters and was led by Bill Schnoor, Adam Thatcher, Charles Baker and Duy Le. The Goodwin team also acted on Tessian’s Series C financing in 2021.

For additional details on the acquisition, please see the press release.