Claus has been part of the senior Management Group and board member for private and public energy utilities as well as independent Power Producer, such as Dong Energy (now Ørsted), Utillity Helsingør, Momentum Energy and Nordic Solar, where he focused on the strategic and commercial agenda. Furthermore, Claus has been an international consultant advising companies and institutions in and around the energy sector in the field of pricing, regulation, trade and risk management, as well as investments in green transformation.

Claus holds a master’s degree in economics (Cand. Polit.) from the University of Copenhagen.