Adrian Altenburger

Amstein & Walthert Holding AG is an engineering consulting firm that provides innovative solutions for ecological optimization in building and construction. The private company is based in Zurich, Switzerland and has subsidiaries in Switzerland, France, and Germany. The Swiss company offers integral planning, energy concepts, sustainable development, operation and maintenance concepts for buildings and areas, as well as climate protection concepts for municipalities and companies.

The American Society of Heating Refrigerating & Air-Conditioning (ASHRAE) provides resources to help designers make buildings more resilient to natural disasters. The non-profit company is based in Peachtree Corners, GA and has subsidiaries in the United States. The company's focus is on helping buildings and their systems withstand and recover from adverse events.

Energie Wasser Bern provides solar powered electricity and recycling waste services. The firm offers power residential, public lighting, electricity redelivery, natural and biogas, district heating, environmentally conscious travelling, drive gas and water recycling services. The company is headquartered in Bern, Switzerland.