Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,649 pages of information and 247,065 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.
of Newcastle upon Tyne.
1973 Company incorporated.
1981 Subsidiary of Negretti and Zambra when it was acquired by Western Scientific Instruments
By 1984 there were 5 Sepkarn companies (involved in switchgear, construction, sheet metal, and instrumention and control, as well as a marketing company), all owned by Durham Switchgear which was itself owned by William Steward (Holdings)
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