There were also factories in Kingswood, Bristol (Douglas Ltd – formerly Douglas Motorcycles then Douglas Vespa and vehicle air brake equipment), Hobbs Automatic Transmissions (epicyclic gearbox), Westcode Semiconductors (now IXYS Corporation) The main factory was east of Foundry Lane, Signal & Automation design offices as well as Brake Engineering, drawing offices and design/test laboratories on island site shared with Hugh Baird & Sons, Maltsters and the Wiltshire Bacon Company. The Rectifier Design Department was at Derriads House, some design offices opposite the main factory site, other test & development laboratories beyond the semiconductor site at Avon House, north of the main factory site.