Associated Equipment Corporation (AEC) begain in 1910 and was registered in 1912, as the vehicle manufacturing arm of the London General Omnibus Company (LGOC).
From a factory in Walthamstow (previously owned by the Vanguard Company), buses were designed and made.
Petrol vehicles manufactured: X-type (1909), B-type (1910), K-type (1915), S type (1915), NS type, trolleybuses, LS (1927), Guy 6-wheeler, Reliance, ST Regent (double deck), Regal (single deck), LT Renown (1929, 3 axle double deck)
Diesel vehicles maufactured: LT, Q-type, STL, RT, Regent III
Vehicles initially carried LGOC on the radiator tank, but from 1912 to the end of the Company, all vehicles for London were badged AEC.
AEC and Daimler sold their vehicles through the same channels from 1912 to 1928.
In 1926 the works moved to Southall.
A trademark 'ALCO' was made for vehicles supplied to South America, to avoid confusion with the German company AEG.
In 1926 the LT Bullseye motif was devised, such badges carrying the name 'AEC' for vehicles outside London or 'General' for the capital.
The company made trucks and bus chassis for operators throughout the UK
It became part of British Leyland, which later was purchased by DAF