The designer of the Vulcan (and the Lancaster), Roy Chadwick, worked for Avro at Hamble and lived at 38 Chessell Avenue, Southampton, from 1922 to 1929. There is a blue plaque on the house.
http://www.wingweb.co.uk/biographies/Roy_Chadwick.html
The Avro company was founded by Sir Alliott Verdon-Roe. He is buried in the graveyard at St. Andrews Church, Hamble. His son Geoffrey Verdon-Roe founded the Vero companies that used to be dotted around Southampton.