Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,692 pages of information and 232,163 images on early companies, their products and the people who designed and built them.
Cambridge Electronic Industries plc, of Cambridge, maker of electronic components (NB other companies, not plc, had similar names)
1979 CEI acquired Ajax Machine Tool Co
1981 Incorporated as a Public company; 40 percent of the shares were to be sold by Philips; the group consisted of 20 distinct companies, largely from Pye, involved in passive components and sub-systems for a range of customers, The business operated in 3 areas:
The main subsidiary companies were:
All the companies were primarily engaged in only one of the 3 market segments, except for Belling and Lee which was involved in both Electronic and Electrical Components and Defence and Electronic Systems.
1984 Drop in profits from the company's defence-related work
1990 Sold the electronics division, including Belling Lee Ltd, Cambridge Capacitors Ltd, CRL Components Holdings Inc., CRL Components Inc., Dialight Corporation Ltd and PED Ltd, presumably in the form of the management buy-out that became the Roxboro Group.