Provision of construction services of all kinds, in particular development, planning, design, realization and execution of new buildings, conversions and renovations of all kinds, provision of further services in this or similar areas, as well as import, export and trade of goods of all kinds. May establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire or merge with similar or related companies, and enter into all transactions and conclude contracts that are suitable to promote the purpose of the company or are directly or indirectly related to it, as well as acquire, manage, encumber and sell properties, copyrights, patents and licenses of all kinds.