Drees & Sommer Switzerland is a consulting company providing a single source of consultation and implementation services for the real estate, infrastructure and industrial markets. The company delivers sustainable, innovative, and economically viable solutions that meet each client’s unique needs. Our almost 250 employees in Zurich, Basel and Lausanne have been supporting clients from a wide range of sectors since 2008. Drees & Sommer Switzerland is part of the Drees & Sommer Group, which was Founded in 1970 and long recognized as a pioneer in driving sustainability and digitization. Today Drees & Sommer employs more than 6,000 people at 63 offices.

As in our other offices in Switzerland, we offer you a large range of solutions and services of the whole CSD Group from our local office in Zurich. The services of geologists, civil engineers, environmental engineers, metrologists, chemical engineers, scientists, architects, structural physicists and other experts from the whole of Switzerland can be called upon for regional projects. CSD Engineers devises solutions for environmental projects, remediation of contaminated sites, road and rail construction projects, buildings and open spaces, as well as for water and energy projects. Henauer Gugler SA, a Zurich-based company of the CSD group, is specialized in the conception of structures, infrastructure and the conservation of buildings. More information: www.hegu.ch

Sustech, as an independent engineering firm for energy and building technology, offers all services from energy consulting to planning and monitoring. We support builders in residential areas as well as in administration, schools, nursing homes, gastronomy, industry, and more. Our primary goal is to optimize sustainability and comfort. • GEAK • Energy Consulting • Building Physics • HVAC Planning • Fossil-Free Heating • Photovoltaic Planning