operation of a general contracting business for the execution of all construction work, as well as operation of a trade, purchase and sale of all types of building materials and decorative items, and any related activities; the company may establish branches and subsidiaries in Switzerland and abroad and participate in other companies in Switzerland and abroad; it may acquire, sell and manage properties in Switzerland and abroad; furthermore, the company may perform all acts directly or indirectly related to its purpose, grant loans or guarantees of any kind to third parties or partners