Development and renovation of properties; conducting real estate transactions of all kinds, in particular acquisition, financing, management, rental and sale of real estate; purchase, management and sale of patents, licenses, etc.; participations; trade in and import and export of goods of all kinds. Furthermore, it provides consulting services. Provision of services in the fields of energy, sustainable building, building technology and building physics for buildings, areas and infrastructures. The company may establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire or establish similar or related companies, and enter into all transactions and conclude contracts that are suitable to promote the purpose of the company or are directly or indirectly related to it. The company may acquire, exploit or sell patents, licenses and other rights, as well as acquire, encumber and sell properties in Switzerland and abroad.