The sole proprietorship aims to provide services in the field of construction assembly - metal construction assemblies, glass, railings, doors, skylights, canopies, facades, windows, as well as general steel construction assemblies - and trade in materials of all kinds. The sole proprietorship may establish branches 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 sole proprietorship may acquire, encumber, sell and manage real estate in Switzerland and abroad. It may also arrange financing for its own account or for the account of third parties, as well as provide guarantees and sureties for companies and third parties.