Zehnder Group AG is a holding company, which engages in the development, production and sale of radiators and ventilation systems. The firm offers a wide range of heating and cooling solutions from decorative radiators to radiant ceiling panels and comfortable cooling ceiling systems. It operates through the Ventilation and Radiators segments. The Ventilation segment covers the three product lines for ventilation, heat exchangers and clean air solutions. The Radiators segment contains two product lines: radiators and climate ceilings. The company was founded by Jakob Zehnder in 1895 and is headquartered Granichen, Switzerland.