In addition to the production of cast iron, since the 1970s the GHM foundry has been developing contemporary ranges of lighting and urban furniture – in cast iron, steel, stainless steel or aluminium – which can be found in many French and foreign cities. The product lines are designed by renowned designers and architects, including Sylvain Dubuisson (lighting fixtures, Paris and Châlons-sur-Saône), Babeth Prost (lighting fixtures and seating, Besançon), Jean-Marc Bourry (lighting fixtures, Cap d’Agde), Nicolas Fedorenko (lighting fixtures, Guérande, Nantes) and Jean-Michel Wilmotte (lighting fixtures and seating, Paris, Metz, Issy-les-Moulineaux).