Acquisition, sale, rental, management, development, planning, creation, renovation, maintenance, renovation, brokerage and marketing of residential, commercial and industrial properties as well as land in Switzerland and abroad. May establish branches and subsidiaries in Switzerland and abroad, participate in other companies, acquire or establish similar or related companies, and conduct all business and conclude contracts that are suitable to promote the purpose of the company or are directly or indirectly related to it, as well as provide financing for its own account or for third parties and provide guarantees and sureties for subsidiaries and third parties.