Dipl.-Ing. Process Engineering, is the Managing Director of 2 ° GmbH, which specializes in climate, energy and sustainability services. He is currently President of the Designated Operational Entities and Independent Entities Association (D.I.A.) - the Association of International Audit Firms under the United Nations Framework Convention on Climate Change (UNFCCC). Based on activities in the field of environmental protection, he has gained substantial international professional experience as Head of the Certification Program / as Verifier for International Emission Reduction Projects (CDM, JI, VCS, Gold Standard, etc.) and as an auditor under the European Emissions Trading Scheme (EU ETS). He also works as an approved environmental verifier (EMAS) and lead auditor (ISO 14001, ISO 50001 and EED). He has also been involved in various project and research activities in the fields of climate change, energy and sustainability as a project manager over the last 20 years and is currently appointed as a lecturer on the subject of energy-intensive processes at the Ruhr West University of Applied Sciences.