Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,369 pages of information and 233,846 images on early companies, their products and the people who designed and built them.

Siemens AG

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1966 Siemens AG was formed, bringing together Siemens and Halske AG, Siemens Schukertwerke and Siemens-Reiniger-Werke, to respond to changes in technology and in the global markets for electrical technology.

A number of company units were managed as independent legal units, including

1967 Bosch and Siemens Hausgerate GmbH combined their consumer goods businesses in Bosch-Siemens Hausgerate GmbH

1969 Set up Kraftwerk Union AG as a subsidiary of Siemens and AEG to pool the two companies’ power plant construction activities.

1969 The company adopted the contemporary approach of dividing itself into sectors and decentralizing, in order to react faster and more flexibly to the wishes and requirements of customers or the market, Siemens’ main business units were consolidated into six largely independent operating Groups:

  • Components
  • Data Systems
  • Power Engineering
  • Electrical Installations
  • Medical Engineering
  • Telecommunications

as well as five central departments to ensure consistency of company and business policy.

After 1969 Siemens acquired the shareholdings of General Electric and AEG in Osram

1973 Siemens went into a joint venture with Corning Glass to produce fibre-optic cables

1977 Siemens took over Kraftwerk Union completely, buying out AEG

Also acquired certain telecommunications activities from GTE and the automotive electronics business of Bendix (USA).

1988 Siemens formed a joint venture with Asahi of Japan in the field of medical imaging equipment.

1988 GEC and Siemens AG set up a jointly-held company, GEC Siemens plc, to launch a hostile takeover of Plessey.

1989 GEC Siemens announced a new bid for Plessey. The takeover was completed in September 1989.

1989 Siemens consisted of 7 groups:

  • Energy and Automation.
  • KWU Group
  • Communication and Information Systems
  • Telecommunication Networks and Security Systems
  • Medical Engineering.
  • Electrical Installations and Automotive Systems
  • Components.

See Also


Sources of Information

  • [1] Siemens history
  • MMC report 1989