Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,106 pages of information and 233,633 images on early companies, their products and the people who designed and built them.
General Motors of USA
General Motors Ltd. established a UK office at Long Acre, London, WC.
1909 Durant acquired Cadillac, Cartercar, Elmore, Ewing, and Oakland (later known as Pontiac).
1909 The company was established in Britain as Bedford Motors. Later re-registered as present style.
1916 United Motors Corporation consolidated many of the automotive accessory manufacturers to reduce duplication of products and services including AC Spark Plug Co and Dayton Engineering Laboratories Co., or Delco. The company was named United Motor Services Inc. (UMS) to sell and service parts.
1931 Introduction of the first Bedford truck, based on a Chevrolet model
1933 Private company.
1951 Exhibitor at the 1951 Motor Show in the Car Section.
1961 Manufacturers, distribution and service of AC spark plugs, oil filters, fuel pumps, air cleaners, instruments and accessories, Delco ignition coils, distributors and fractional horse power motors. 
1974 Bought back an engine machining line it had sold in 1971 to American Motors in a bid to boost sales of its smaller cars.
1981 General Motors announced a new range of 1.6 litre engines which formed the backbone of the new generation of European car engines.