1945-c.1979, navigation systems manufacturer, British

1945 - Decca Navigator Company Limited (Decca Records Subsiduary) founded, in New Maldon, Surrey, England, producing Decca Chain receivers for maritime and aircraft navigation.

1979 - New Maldon factory is closed down.

1980-1985 - Racal Electronics purchases the company.

1985 - Racal-Decca Defence Systems (Radar) Limited is formed.