The operation of a multidisciplinary engineering consulting firm, particularly in the fields of heating, ventilation, air conditioning, sanitation, building automation, electricity and building physics, as well as any audits, studies and computer software that enable the optimization of energy use. The company must have a significant positive impact on society and the environment within the framework of its commercial and operational activities. It may also carry out all operations directly or indirectly related to its social purpose or likely to promote it.