Planning and execution of construction projects as a general contractor for both new buildings and renovations, management, acquisition and sale of properties, granting of loans, as well as the purchase and sale of participations in companies. May establish branch offices 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, acquire, encumber, sell and manage real estate in Switzerland and abroad, arrange financing for its own account or for third-party account, and provide guarantees and sureties for subsidiaries and third parties.