Frederik Leenen focuses on advising large companies, providing customised and highly efficient solutions for complex legal issues involving multiple parties, processes or documents while using contract automation, AI, specific project and process management as well as alternative sourcing. He also advises on IT law and European copyright law, particularly with respect to the right of communication to the public in technology matters, and is the responsible editor for the entire Information Society Directive in a major copyright law commentary.

Frederik joined CMS in Germany in 2010. In 2007, he received his LL.M. in IP law from the University of Connecticut School of Law, followed by a PhD (thesis: "Copyright Law and Computer-aided Recognition") in 2014. From June to October 2015, he practised in the CMS office in Brussels. He is co-head of the firm’s "Smart Solutions - Legal Tech und Know-How" unit, which combines legal tech, smart operations (alternative sourcing) and knowledge management. In this context, he is responsible for the technical, operational and marketing management of the legal tech sub-division.