The execution of all work related to heating, ventilation and air conditioning, including the execution of all types of services related to environmentally friendly renewable energies, in particular the installation of heat pumps, heating, ventilation, underfloor heating and air conditioning; all work in the sanitary field as well as all related activities. Furthermore, it may carry out, either on its own account or on behalf of third parties, all financial, commercial, movable or immovable transactions directly or indirectly related to its social purpose and may be interested, in any form, in all similar companies, in particular by taking a stake in similar companies. The company may also establish branches and subsidiaries in Switzerland and abroad.