Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,156 pages of information and 233,681 images on early companies, their products and the people who designed and built them.
1907 Private company formed as Tramway Supplies Ltd.
1925 Name changed.
1961 Electrical engineers, manufacturing H.T. and L.T. switchgear. 650 employees.