The purpose of the company is the planning and execution of building technology systems, 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, participate in other companies or merge with them, and directly or indirectly finance companies in which it has a stake, other group companies and shareholders. The company may acquire, hold, encumber and sell real estate in Switzerland and abroad. The company may conduct all business, enter into obligations and conclude contracts that are suitable to promote the company's purpose and the development of the company, or that are directly or indirectly related to it.