Acquisition, development and sale of properties of all kinds in Switzerland and abroad, rental, brokerage and management of real estate, as well as trade in construction machinery of all kinds, and trade in goods of all kinds, and provision of other services related to the main purpose. May establish branches throughout Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire or merge with similar or related companies, and in general conduct all business that is suitable to promote or facilitate the development of the company and the achievement of its purpose.