Execution of sealing works of all kinds in civil engineering and underground construction, as well as maintenance and renovation of buildings, in particular buildings, industrial floors and special floor coverings. The company may establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, take over representations and enter into all transactions and conclude contracts that may be suitable to promote the purpose of the company or are directly or indirectly related to it, provide financing for its own or third-party accounts, and provide guarantees and sureties for subsidiaries and third parties, acquire, manage, encumber and dispose of properties, copyrights, patents and licenses of all kinds.