Gloucester Railway Carriage and Wagon Company (GRC&W) was a railway rolling stock manufacturer based in Gloucester, England from 1860 until 1986. Products included goods wagons, passenger coaches, diesel multiple units, electric multiple units and various special-purpose vehicles. The company supplied the original fleet of red trains for the Toronto Subway, which were based upon similar vehicles to the London Underground. The company also produced pivoting sections for the Mulberry Harbour for the British War Office 1944.