Provision of services in the construction industry, in particular provision of civil engineering services in building construction and civil engineering, owner consulting, preparation of expert opinions, development of construction projects, consulting on construction projects and administration of properties; furthermore, general consulting of companies. The company may establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire, encumber, construct, sell and manage real estate in Switzerland and abroad, provide financing for its own account or for the account of third parties, grant guarantees and warranties for subsidiaries and third parties, and acquire, manage and sell securities and industrial property rights.