Claus is currently the Division EHS Officer for Siemens Wind Power and part of its top management. Additionally, he has also been appointed as Chairman of the Global Wind Organisation. He has worked with Siemens since 2008 in various positions, all in the EHS area. He previously owned a consultancy company dealing with risk assessment of special constructions vis-à-vis legislation compliance. He served for 20 years as an officer in the Danish Army, including international postings and holds a university degree in management from the Danish Army.