The design and execution of metal constructions and of any other kind, the trade, import and export of building elements, as well as participation in other companies and similar activities. The repair, purchase and sale of machinery and equipment of all kinds. The company may participate in other companies in Switzerland and abroad. The company may also carry out all commercial, financial or other activities that are related to the purpose of the company. The company may acquire, own and sell real estate in relation to the social purpose.