Member of the advisory board of TPG. Board Member and Senior Advisor of various companies. Mr. Klefenz is also a Member of the Advisory Board of the lead trade fair for the packaging machinery industry Interpack.

Previous positions: Chairman of the Divisional Board and 15 years CEO of Bosch Packaging Group; various management functions at the Fresenius Group; Senior Project Manager at Siemens AG. Member of the Advisory Board of various trade fairs and non-executive Board Member of the VDMA over 15 years.