Teddington Aircraft Controls
of Merthyr Tydfil, South Wales, maker of aircraft equipment and controls.
1935 Private company.
Post-WWII. After 1945, all of British Thermostat Co's aircraft work was moved to a factory in Merthyr and was known as Teddington Aircraft Controls. The Sunbury factory reverted to its commercial refrigeration business - presumably Teddington Controls.
1955 Name changed.
1961 Makers of aircraft instruments and equipment, stainless steel bellows and expansion joints. 1,250 employees.
1971 Teddington Aircraft Controls was sold