Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,393 pages of information and 233,518 images on early companies, their products and the people who designed and built them.
of Barwell, Leicester (1937).
of Hinckley, Leicestershire (1961).
Burgess Group plc of Hinckley, Leics (1988)
1929 E. J. L Cotton founded the business to make silencers for cars.
1933 The sales manager wrote to The Times concerning the lack of public demand for full silencing of sports cars, preferring partial silencing and "healthy sports note"
1935 Private company.
1937 Electrical and acoustical engineers and manufacturers. 
1939 See Aircraft Industry Suppliers
WWII Manufactured parts for the De Havilland Mosquito.
1949 Acquired Rushlite Batteries of Wolverhampton from the liquidator.
1951 Company made public. Maker of engine silencers and air inlet cleaners, micro-switches which were used in aircraft, acoustic booths for noisy locations, ceiling air diffusers, and small electrical tools. Subsidiary Burgess Mouldings at Sapcote and Burgess Zeolite (also at Hinckley). Moving micro-switch production to Gateshead
1961 Manufacturers of micro-switches, acoustic tiles and other equipment. 1,000 employees. 
1963 Burgess Products were acoustical and electrical engineers and manufacturers; was a public quoted company
By 1967 the parent company was Burgess Products (Holdings)
1971 Burgess Power Tools formed as subsidiary
1981 Subsidiaries included:
1987 Burgess Products (Holdings) changed its name to Burgess Group; rights issue to acquire SAIA
Once owned the patent for push-button telephone but this had been allowed to lapse after 10 years
1987 Acquired American Electronic Components (previously American Oil Field Systems)
1988 Electronic components maker; Bob Morton was Chairman
1988 SAIA AG was a subsidiary; designer and manufacturer of precision electronic and electro-mechanical equipment. Other subsidiaries in Germany and USA; also had an amusement machine division Involved in automotive. electronics and white goods.