Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,258 pages of information and 244,500 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Plessey Telecommunications

From Graces Guide

1965 US management consultancy McKinsey was brought in to review the Plessey Co; the businesses were divided into Groups, one of which was Telecommunications. Plessey Telecommunications would incorporate Ericsson Telephones and Automatic Telephone and Electric Co[1].

1977 Sites at Fleming Road, Speke, Liverpool, and Eldon Street, South Shields, and at Carr Lane, Chorley, North Hylton Road, Sunderland and Wilson Road, Huyton.

1981 Name changed to Plessey Telecommunications and Office Systems Ltd

1981 Name changed to Plessey-UK Ltd

1988 GEC and Plessey merged their telecommunications businesses as GEC Plessey Telecommunications, commonly known as GPT. GPT was a world leader in many fields, for example Synchronous Digital Hierarchy (SDH) technology, and this brought the two companies responsible for developing and building the System X telephone exchange together, which was supposed to make selling System X simpler.


See Also

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Sources of Information

  1. The Times, 25 March 1965