Grolleau SAS engages in the design and manufacture of metal energy cabinets and integrated sheet metal solutions for harsh environments. It operates through the Telecom, Urban, and Industry segments. The Telecom segment produces fiber optic cabinets, fiber optic nodes shelters, and data center. The Urban segment includes public lighting, market terminal, and water pumping cabinets, road signage, and charging stations. The Industry segment manufactures passenger doors for cruise ships, motorway toll booth, and smart grid. The company was founded in 1950 and is headquartered in Montilliers, France.