Ecological transformation solutions in water management, waste management, and energy services, water treatment and reuse, waste recycling (plastics, batteries, organic waste), hazardous-waste treatment (including PFAS), and energy-efficiency services such as district heating and microgrids, are the field Veolia leads as a global leader. Founded in 1853 and headquartered in Aubervilliers, France, it operates in 56 countries with approximately 215,000 employees, designing and deploying decarbonization, resource-regeneration, and depollution solutions for municipal and industrial clients, and through its GreenUp 2024-2027 strategic program it accelerates sustainable solutions, such as recycling electric-vehicle batteries and producing biogas via methanization.