| SCREWS | ACS STAINLESS STEEL FIXINGS LTD |
| BRITISH GYPSUM |
| EJOT UK LTD |
| EUROCELL PLC |
| SOVEREIGN CHEMICALS LTD |
| SCREWS Carbon Steel | EJOT UK LTD |
| SFS |
| SCREWS CE Marked ETA European Technical Approval | SFS |
| SCREWS Chipboard | SOVEREIGN CHEMICALS LTD |
| SCREWS Concrete Screws | EJOT UK LTD |
| EUROCELL PLC |
| SFS |
| SCREWS Connector Screws | SFS |
| SCREWS Copper | METAL GUTTA |
| SCREWS Countersunk Head | BRITISH GYPSUM |
| EJOT UK LTD |
| SCREWS Drywall | BRITISH GYPSUM |
| KNAUF UK |
| SOVEREIGN CHEMICALS LTD |
| SCREWS Fixing Pins | EUROCELL PLC |
| SCREWS Frame Fixing | EUROCELL PLC |
| SOVEREIGN CHEMICALS LTD |
| SCREWS Hammer-In | SFS |
| SOVEREIGN CHEMICALS LTD |
| SCREWS Jackpoint | BRITISH GYPSUM |
| SCREWS Masonry | EJOT UK LTD |
| SOVEREIGN CHEMICALS LTD |
| SCREWS Polymer Head | EJOT UK LTD |
| SCREWS Self Drilling | ACS STAINLESS STEEL FIXINGS LTD |
| BRITISH GYPSUM |
| EJOT UK LTD |
| SFS |
| SCREWS Side Lap | EJOT UK LTD |
| SCREWS Stainless Steel | ACS STAINLESS STEEL FIXINGS LTD |
| EJOT UK LTD |
| SFS |
| SCREWS Steel | SFS |
| SCREWS Structural Timber | SFS |
| SCREWS Timber Decking | EUROCELL PLC |
| SOVEREIGN CHEMICALS LTD |
| SCREWS Wafer Head | BRITISH GYPSUM |
| SCREWS Zinc Finish | EJOT UK LTD |
