| Instantheat Ltd, Whitefield, M45 6TP |
| JT Plumbing Heating & Gas Ltd, Lancashire, M45 8WF |
| D G S, Manchester, M45 7GJ |
| Heys Plumbing, Prestwich, M25 1LA |
| D S Plumbing and Heating, Manchester, M25 0AZ |
| TJS Heating, Prestwich, Mancheste, M25 9WG |
| ADZ Plumbing Services , , M25 0EN |
| Polar Heating And Hot Water Limited, 7 Water Street, Radcliffe, Manchester, G, M26 3DE |
| Boiler Tec N W Ltd, Manchester, M27 8JG |
| Blue Flame Heating Services, , M26 4SA |
| Goodman's Gas & Bathroom Solutions, Salford, M7 3BL |
| Appliance World (Northwest) Ltd, 543-547 Bolton Road, Pendlebury, Manches, M27 8QT |
| Pronto Heating Services, , BL9 9EA |
| Items 24, Manchester, M26 4AB |
| FJL Plumbing & Heating, Manchester, M27 6BR |
| Remec, Manchester, M9 8EN |
| RW Gas Services, Swinton Manchester, M27 4UR |
| CJS PROPERTY SERVICES NW, Bolton, BL3 1NW |
| Gas Tight North West, Greater manchester, M24 5PZ |
| SafeGasUK Ltd, 277 Chorley Road, Swinton, Manchester, L, M27 6AZ |
