The AEC (Associated Equipment Company Limited) factory at Southall was built in 1926 in Windmill Lane, Southalland produced a wide varity of lorries, tankers and buses, the most famous being the London classic Routemaster bus (in conjunction with AEC factory at Chiswick and Park Royal).
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AEC became part of British Leyland in 1962 and the last routemaster built in 1968.
AEC was a well organised trade unionised factory, members of the Amalgamated Engineering Union (AEU) a major dispute in 1971
The Southall AEC factory closed on 25th May 1970.