Provision of services as general contractor and total contractor, in particular development, planning, realization and execution of new buildings, conversions and renovations of all kinds, as well as import, export and trade in goods of all kinds. May acquire, sell, manage, rent and broker properties and real estate in Switzerland and abroad, and conduct all business that is suitable to promote the purpose of the company, as well as establish branches in Switzerland and abroad, found subsidiaries, participate in related companies, acquire, manage and sell real estate, and furthermore carry out all legal transactions that may be necessary to achieve the purpose of the company, including granting guarantees or other securities in favor of affiliated companies.