| TELEPHONE ENTRY SYSTEMS | ADT FIRE & SECURITY PLC |
| ATLAS GROUP |
| BOON EDAM LTD |
| CONTROLS FOR DOORS LTD |
| FAAC (UK) LTD |
| GRANT HAZE LONDON LTD |
| INTEGRATED DESIGN LTD |
| JACKSONS AUTOMATION PRODUCTS |
| KABA DOOR SYSTEMS LTD |
| LACE CONTROLS |
| MK ELECTRIC |
| RELCROSS LTD |
| SAFETY SHOP |
| SETON |
| THE ENTRYPHONE CO LTD |
| TIMEGUARD LTD |
| TORMAX UK LTD |
| TELEPHONE ENTRY SYSTEMS Apartment Building | FAAC (UK) LTD |
| LEGRAND ELECTRIC WIRING DEVICES |
| THE ENTRYPHONE CO LTD |
| TIMEGUARD LTD |
| TELEPHONE ENTRY SYSTEMS Hands Free | LEGRAND ELECTRIC WIRING DEVICES |
| TIMEGUARD LTD |
| TELEPHONE ENTRY SYSTEMS Home | LEGRAND ELECTRIC WIRING DEVICES |
| THE ENTRYPHONE CO LTD |
| TIMEGUARD LTD |
| TELEPHONE ENTRY SYSTEMS Vandal Resistant | LEGRAND ELECTRIC WIRING DEVICES |
| TIMEGUARD LTD |
| TELEPHONE ENTRY SYSTEMS Video Combined | ADT FIRE & SECURITY PLC |
| FAAC (UK) LTD |
| LEGRAND ELECTRIC WIRING DEVICES |
| THE ENTRYPHONE CO LTD |
| TIMEGUARD LTD |