The company's purpose is to carry out and plan ventilation installations and air conditioning systems, as well as to execute construction and renovation work of all kinds. The company may establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, and 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 grant guarantees and sureties for its subsidiaries and third parties.