The company aims to manage and operate an engineering and planning office to provide consulting services, engineering services related to energy concepts, general and system planning, and other services in the field of building technology and energy supply of all kinds, in particular heating, ventilation, air conditioning, sanitation, refrigeration, industrial refrigeration, electrical and other building technology systems, including building automation, building simulations, operational optimization and security. The company may establish branches and subsidiaries in Switzerland and abroad and participate in other companies in Switzerland and abroad, as well as conduct all business that is directly or indirectly related to its purpose. The company may, provided that the legal requirements are met, acquire, encumber, sell and manage real estate in Switzerland and abroad. It may also provide financing for its own account or for the account of third parties, as well as provide guarantees and sureties for subsidiaries and third parties.