Planning and execution of construction work in civil engineering and construction, in particular also the execution of contract work in all branches of the construction industry, as well as trade in goods of all kinds. May establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, conduct all business that is directly or indirectly related to its purpose, acquire, encumber, sell and manage real estate in Switzerland and abroad, arrange financing for its own account or for the account of third parties, and provide guarantees and sureties for subsidiaries and third parties.