The company's purpose is to design and execute building envelopes and technical installations based on the energy carriers heat, air and water, and to manufacture metal and lightweight structures for ground and air transportation. It provides services in these areas and trades in industry-specific materials and building materials. The company may establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire or merge with similar or related companies, acquire, manage and sell real estate, 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.