Planning and design of high-rise and low-rise buildings of all kinds in Switzerland and abroad; consulting in this field as well as participation in real estate, construction and engineering companies; acquisition and exploitation of patents and licenses, execution of commission, legal and financial transactions that are directly or indirectly related to the company's scope of activities; may participate in other companies in Switzerland and abroad, acquire, manage and sell real estate, and conduct all business that is suitable to promote or facilitate the development of the company and the achievement of its corporate purpose.