Provision of construction services of all kinds, in particular new construction, renovations, refurbishments, conversions, demolition work, extensions, facade work and core drilling. May establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, conduct all business that is directly or indirectly related to its purpose, is authorized to acquire, encumber, sell and manage real estate in Switzerland and abroad, arrange financing for its own account or for the account of third parties, and grant securities for liabilities of affiliated companies.