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Private company

Thomson Marconi Sonar

Logo: Binarysequence, CC0, via Wikimedia Commons3

Sonar systems conglomerate

Thomson Marconi Sonar or TMS was formed in 1996 by the merger of the sonar systems businesses of French defence electronics specialist Thomson-CSF and British company GEC-Marconi after the payment of a balance by the latter. The new company was 50.1% owned by Thomson-CSF and 49.9% by GEC-Marconi.2 It ceased to exist in 2001.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1990Founded1

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Thomson Marconi Sonar or TMS was formed in 1996 by the merger of the sonar systems businesses of French defence electronics specialist Thomson-CSF and British company GEC-Marconi after the payment of a balance by the latter. The new company was 50.1% owned by Thomson-CSF and 49.9% by GEC-Marconi.2

Timeline

  1. Oct 2001Dissolved Dissolved1
  2. 1990Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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