Purchase, sale, construction, commissioning and enhancement of real estate and real estate rights as well as all brokerage transactions in Switzerland and abroad; conducting all financial transactions, in particular financial participations for real estate promotion, which are connected with this activity, as well as all transactions that are beneficial to the purpose and interest of the company in Switzerland and abroad; participations; purchase or sale of real estate; can also grant loans or other financial services to its direct or indirect shareholders, sister companies and direct and indirect subsidiaries, and grant any securities on its assets, including pledges, fiduciary transfer rights or guarantees of any kind, to guarantee the obligations of its direct or indirect shareholders, sister companies or direct and indirect subsidiaries.