Employers involved in creating the standard: Cambridge Regional College, A&B Joinery, Association of Brickwork Contractors, Barratt Developments PLC, Bordercraft Construction, Bordercraft Group, Carlisle College, City and Guilds, Construction EPA, Dunchurch Brickwork �, Fairgrove Homes, Federation of Master Builders, FMB, Galliard Homes, George Cook, Home Builders Federation, Kilwaughter, Langton, Lyons & Annoot Ltd, Manchester United, McCarthy and Stone, Morgan Sindall Group (Lovell Homes), Plasterace, Redrow, Saint Gobain, Taylor Wimpey, West Dale Services, William Davis