Consulting, planning and execution of all types of roofing and sheet metal work, execution of waterproofing and sheet metal work in building construction, civil engineering, flat roof construction, roof greening, timber construction, maintenance and renovation of structures, as well as active in the field of roof service and roof maintenance. Can establish branches in Switzerland and abroad, participate in other domestic and foreign enterprises, acquire or merge with similar or related companies, and enter into all transactions and conclude contracts that are suitable for promoting the purpose of the company or are directly or indirectly related thereto, as well as acquire, manage, encumber and dispose of real estate, intellectual property rights and licenses of all kinds.