The import, export, wholesale and retail trade of equipment and accessories for heating, ventilation, air conditioning and refrigeration systems. The design, execution and maintenance services of heating, ventilation, air conditioning and refrigeration systems, as well as any other activity in the field of technical, energy and management systems for buildings and industry. The company may carry out any activity necessary to achieve its social purpose, hold shares in other Swiss and foreign companies, as well as establish branches and subsidiaries in Switzerland and abroad.