A.V. Roe and Company, commonly known as Avro, is a British aircraft manufacturer founded in 1910 whose designs include the Avro 504, used as a trainer in the First World War, the Avro Lancaster, one of the preeminent bombers of the Second World War, and the Avro Vulcan, used as part of the RAF and RCAF nuclear bombing forces.

Avro was founded on 1 January 1910 by Alliott Verdon Roe at the Brownsfield Mill on Great Ancoats Street in Manchester. The company remains based primarily in Lancashire, with key developmental and manufacturing sites in Alexandra Park, Chadderton, Trafford Park and Woodford.

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