| CAPPINGS | ALUMINIUM RW SUPPLIES LTD |
| COMPONENT DEVELOPMENTS LTD |
| FORTICRETE MASONRY PRODUCTS |
| GRADUS ACCESSORIES |
| GUTTERMASTER LTD |
| ICB (INTERNATIONAL CONSTRUCTION BUREAU LTD) |
| ILFORD ENGINEERING CO LTD |
| KETLEY BRICK CO LTD |
| KYTUN |
| WESTERN EXPANDED METAL (WEMICO) |
| CAPPINGS Aluminium | ALUMINIUM RW SUPPLIES LTD |
| GRADUS ACCESSORIES |
| GUTTERMASTER LTD |
| ILFORD ENGINEERING CO LTD |
| KYTUN |
| THE STORMGUARD GROUP |
| WESTERN EXPANDED METAL (WEMICO) |
| CAPPINGS Brick | BOVINGDON BRICKWORKS LTD |
| HANSON BUILDING PRODUCTS |
| IBSTOCK BRICK LTD |
| KETLEY BRICK CO LTD |
| WESTERN EXPANDED METAL (WEMICO) |
| CAPPINGS Cast Stone Reconstructed Stone | FORTICRETE WALLING & CAST STONE |
| CAPPINGS PVC Extrusion | GRADUS ACCESSORIES |
| CAPPINGS Stainless Steel | COMPONENT DEVELOPMENTS LTD |
| CAPPINGS Thermoplastic | ICB (INTERNATIONAL CONSTRUCTION BUREAU LTD) |