1. Albright & Wilson Ltd., Oldbury, Birmingham
2. Austin Motor Co. Ltd., Longbridge, Birmingham
3. Bass-Worthington Ltd., Burton-on-Trent, Staffordshire
4. Boots Pure Drug Co. Ltd., Beeston, Nottingham
5. Brookfield Foundry & Engineering Co. Ltd., Stoke-on-Trent
6. Chesterfield Tube Co. Ltd., Chesterfield, Derbyshire
7. Comley & Pitt Ltd., Shutt End, Staffordshire
8. Courtaulds Ltd., Foleshill, Coventry
9. Dunlop Rubber Co. Ltd., Fort Dunlop, Birmingham
10. Horsley Bridge & Thomas Piggott Ltd., Dudley Port, Staffordshire
11. Ind Coope Ltd., Burton-on-Trent, Staffordshire
12. John Knowles Ltd., Woodville, Derbyshire
13. Marston Thompson & Evershed Ltd., Burton-on-Trent, Staffordshire
14. Rubery, Owen & Co. Ltd., Darlaston, Staffordshire
15. Stewarts & Lloyds Ltd., Bromford Tube Works, Birmingham
1. A. R. Adams, Engineers, Newport, Monmouthshire
2. Air Ministry, St. Athans, Glamorgan
3. British Gypsum Ltd., Mountfield, Sussex
4. British Insulated Callenders Cables Ltd., Belvedere, Kent
5. English Clays, Lovering Pochin & Co. Ltd.
(a) Lee Moor Tramway
(b) Marsh Mills Drying Works
6. Fairfield-Mabey Engineering Co. Ltd., Chepstow, Monmouthshire
7. Ford Motor Co. Ltd., Dagenham, Essex
8. R.S. Hayes Ltd., Bridgend, Glamorgan
9. James Hodson, Flour Miller, Robertsbridge, Sussex
10. Huntley & Palmers Ltd., Reading, Berkshire
11. London Transport Executive, Neasdon Depot
12. M.O.D., Army Department
(a) Longmoor Military Railway, Hampshire
(b) Shoeburyness Depot, Essex
13. M.O.T., Royal Aircraft Establishment, Farnborough
14. Proctor & Gamble Ltd., West Thurrock, Essex
15. Richard, Thomas & Baldwins Ltd., Abercarn Depot, Monmouthshire
16. Slough Estates Ltd., Slough, Buckinghamshire
17. Stewarts & Lloyds Ltd., Tube Works, Newport, Monmouthshire
18. Thurrock Chalk & Whiting Co. Ltd., West Thurrock, Essex
19. Van Den Berghs & Jurgens Ltd., Stork Margarine Works, Purfleet, Essex
20. T. W. Ward Ltd., Briton Ferry, Glamorgan
21. J.O. Williams, Timber Merchants, Wern Tarw, Glamorgan
22. W.R.Cunis Ltd., Wennington Rubbish Tio, Rainham, Essex
1. James W. Ellis & Co. Ltd., Hannington Works, Swalell, Co. Durham
2. Paton & Baldwins Ltd., Darlington, Co.Durham
3. T. J. Thompson & Sons Ltd., Millfield Scrap Works, Stockton, Co.Durham
4. U. K. A. E. A., Windscale Research Station, Sellafield, Cumberland
1. Adamson & Hatchett Ltd., Dukinfield, Cheshire
2. Arcow Granite Co. Ltd., Helwith Bridge, Yorkshire
3. Bradford Corporation, Esholt Sewage Works, Yorkshire
4. Brown & Polson Ltd., Trafford Park Estate, Manchester
5. Cammell Laird & Co. Ltd., Birkenhead, Cheshire
6. C.W.S. Ltd., Irlam Soap Works, Lancashire
7. English Electric Co. Ltd., Vulcan Foundry, Newton-le-Willows, Lancashire
8. General Refractories Ltd., Deepcar, Yorkshire
9. Head Wrightson & Co. Ltd., Thornaby, Yorkshire
10. Ideal-Standard Ltd., Hull, Yorkshire
11. McKechnie Bros. Ltd., Widnes Copper Works, Lancashire
12. Pilkington Bros. Ltd., Ravenhead Works, St. Helens, Lancashire
13. Proctor & Gamble Ltd., Trafford Park Estate, Manchester
14. Teeside Bridge & Engineering Co. Ltd. Cargo Fleet, Yorkshire
15. U. K. A. E. A., Springfields Factory, Salwick, Preston, Lancashire
16. Thomas Walmsley, Sons & Co. Ltd., Bolton, Lancashire
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