ESI Group SA engages in the design, development, and supply of end-to-end virtual prototyping software and solutions. It operates through the following segments: Ground Transportation, Aeronautics and Aerospace, Heavy Industry, and Energy. The Ground Transportation focuses on passenger safety, vehicle body manufacturing and assembly, driving, comfort, and aerodynamics. The Aeronautics and Aerospace segment offers solutions to reduce lead times and costs and to gain productivity and performance in the manufacturing process. The Heavy Industry segment provides solutions designed for companies working in heavy industry and raw materials processing, The Energy segment includes verification of compliance with technical regulations, performance and improvement of new energy sources, and energy consumption optimization. The company was founded by Alain de Rouvray, Jacques Dubois, Iraj Farhoomand and Eberhard Haug in 1973 and is headquartered in Paris, France.