Provision of services in the real estate sector, in particular brokerage, tenant brokerage, management as well as purchase and sale of real estate in Switzerland and abroad, further acquisition, redevelopment and sale of land, planning, designing and realization of new buildings as well as renovations, awarding of contracts and financing and investments; can act as general contractor for new buildings, renovations and renovations, but may also commission other companies, establish branches and subsidiaries, participate in other companies, acquire, hold, encumber, sell and manage real estate, provide financing for its own or third-party account, provide guarantees and sureties for subsidiaries and third parties, and acquire goods and commodities of all kinds.