The company's purpose is to plan, construct, maintain and operate building services systems, in particular heating, combustion, climate, cooling and ventilation systems, as well as to execute and plan in the field of sanitary technology, and to trade in goods of all kinds. 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 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, and grant securities for liabilities of affiliated companies.