Home / News / CMS advises on the sale of keyon AG

CMS advises on the sale of keyon AG

The shareholders of keyon AG, advised by CMS, have sold all shares in keyon AG to Swiss IT Security AG.

keyon AG, founded in 1999 and based in Rapperswil-Jona, is a full service provider and leading provider of solutions and services in the areas of IT security and customer-specific software development. The core competences of keyon are Microsoft cloud security, enterprise PKI management, digital signature services, enterprise key-management, database and file encryption as well as software engineering. keyon AG will continue as an independent entity on the market.

Swiss IT Security AG, founded in 2017 and based in Wettingen, is a leading group of companies in the DACH region, consisting of high-quality IT security providers combining experience and expertise as well as resources and services. The Swiss IT Security Group offers its clients, based on leading IT security solutions and -technologies, comprehensive one-stop IT security.

A team from CMS Switzerland, led by partner Stephan Werlen, advised the shareholders of keyon AG on all legal matters of the transaction.


CMS Switzerland

  • Dr Stephan Werlen, Partner, Corporate/M&A
  • Pascal Stocker, Associate, Corporate/M&A
  • Alexandra Stocker, Associate, Corporate/M&A
  • David Hürlimann, Partner, Tax
  • David Schuler, Associate, Tax
  • Katja Bertsche, Associate, Real Estate

Related people

Portrait of Stephan Werlen
Dr Stephan Werlen, LL.M.
Portrait of Alexandra Stocker
Alexandra Stocker
Senior Associate
Portrait of David Hürlimann
David Hürlimann
Managing Partner
Portrait of David Schuler
Dr David Schuler
Senior Associate
Portrait of Katja Bertsche
Katja Bertsche
Senior Associate
Pascal Stocker, LL.M.
Show more Show less