The purpose of the company is to plan and realize building technology systems. This includes, in particular, the execution of plumbing, roofing and sheet metal work, as well as the installation of heating, air conditioning and ventilation systems. 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, as well as provide guarantees and sureties for subsidiaries and third parties.