“I have experienced CCVOSSEL as a company that succeeds in practicing new forms of work and combining them with high professional quality and precision. Taking on responsibility and thinking along is an expression of collegiality in the team and good leadership! Respect!"

– Prof. Dr. Antje Ducki (Beuth Hochschule)

"With the phishing campaign, CCVOSSEL GmbH showed us how important employee awareness is!"

Gedk Gelectra GmbH

"With the penetration test from CCVOSSEL GmbH, we can be sure that our technology is protected against attacks"

Gedk Gelectra GmbH

“We were able to easily contact the experts at CCVOSSEL GmbH for special questions about Active Directory and our infrastructure services. When setting up our virtualization cluster and during migration projects, we were professionally coached and advised by CCVOSSEL, so that our employees could take on further maintenance independently. "

Lebenshilfe Berlin

“Like many others, we thought that we would not fall for simple tricks in emails. However, a phishing campaign made us aware that we urgently need to focus more on the issue of awareness. CCVOSSEL clearly explained the process to us and provided very useful information for the future. "

Lebenshilfe Berlin

BMW AG

Daimler AG

Deutsche Bank AG, DB Research

Frank Druck GmbH & Co. KG

Lufthansa Systems Network GmbH

Messe Friedrichshafen GmbH

Procter & Gamble Manufacturing Berlin GmbH

Sony Europe GmbH

“We have known CCVOSSEL for a long time and we work together successfully. We particularly appreciate the good communication. The employees of CCVOSSEL GmbH can also be reached at short notice and are on hand with advice and action.

Lebenshilfe Berlin

Vattenfall Europe Berlin AG & Co. KG

Federal association of consumers