Development, planning, design and realization of buildings of all kinds as construction, general and/or total contractor. Can provide services in this context and in other contexts such as project development and management, as well as client consulting, consulting in infrastructure, environmental and financing matters. Can establish subsidiaries and branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire, hold and sell properties, and carry out all commercial, financial and other activities that are directly or indirectly related to the purpose of the company. Is also authorized to take financing, restructuring and guarantee measures in favor of shareholders, group companies or third parties, grant loans or provide securities for their obligations.