Wolfgang Berger studied mechanical engineering and renewable energies in Munich. Since a decade at DFGE he leads as sustainability expert global CSR projects at Fortune 500 and other companies. He is an active counselor of The German Association of Engineers (VDI), technical editor and experienced advisor to CleanTech companies all over Europe. Wolfgang serves as voluntary fire fighter in Munich and loves reading books and expanding his private library.
From reliable data to implementation: DFGE, natureOffice, and Terra Institute are pooling their expertise under CERTANIA Sustainability
Munich, Wiesbaden, Brixen – August 4, 2026: The companies DFGE, natureOffice, and Terra Institute, united under the “CERTANIA Sustainability” umbrella, will be working even more closely together in the future. By pooling their expertise under the joint umbrella brand CERTANIA Sustainability, they are creating a new, powerful full-service network that combines data, climate expertise, strategy,…



