The core activity of PPLUS Sàrl is the provision of services in the field of environmental and civil engineering, particularly in the following areas: Environmental technology: noise protection, air pollution control, radon, asbestos, PCB, HAP, lead, contaminated sites and waste, electromagnetic waves. Building physics-energy: heat and sound insulation, room acoustics, energy balance, optimization of building energy efficiency, moisture and thermal bridges, summer heat protection, renewable energies, concepts for urban districts. The company offers consulting and engineering services for construction projects and existing buildings.