Renovation work in the building sector as well as general construction work in civil engineering and construction. May participate in other companies, acquire, manage, broker and sell properties, licenses, patents and other intangible assets, also provide financing for its own account or for third-party account, as well as provide guarantees and sureties for subsidiaries and third parties, furthermore establish branches and subsidiaries in Switzerland and abroad and carry out all business that is connected with the purpose of the company or suitable to promote it.