Westgate Building Co. Ltd. Westgate Building Co has been fully established for over a decade, working throughout Lancashire. We specialise in the building of new houses, extensions and alterations. Our client base includes local councils, architectural practices, local industry and private national corporations. We acn undertake all aspects of any construction project, including, plumbing, gas and boiler installation and maintenance. Our highly qualified and experienced team can provide a various amount of service including: Full refurbishments, extensions, roofing, PVC window, doors, general property maintenaince, gas services including CP12 Landlord safety certificates. For further information, call us now on 01204 697098.