Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 129,318 pages of information and 204,297 images on early companies, their products and the people who designed and built them.
of Essex Works, Dagenham (1957)
1909 having served their apprenticeships with Royce Engineering in Manchester, Frederick Russell and William Newbery set up their own business in a works at Altrincham. Commenced production of petrol and petrol / paraffin engines for lighting plants
1911 Royal Agricultural Show. Showed four petrol and paraffin engines from 4 to 10 hp 
1913-1917 For a list of the models and prices of Paraffin Commercial and Agricultural Motors, Tractors, Ploughs, Sprayers, etc. see the 1917 Red Book under R. N. name.
1913-1917 For a list of the models and prices of Petrol Motor Commercial Vehicles see the 1917 Red Book under R. N. name.
1944 Producing high-speed diesel engines for marine use type RN.
c.1950 The company moved to Dagenham
By 1957 was a member of Sterling Electric Holdings. Maker of RN "silent" diesel engines.
2015 The RN Diesel Engine Company is still in operation, supplying new and reconditioned engines for narrow boats.