| Aml domestic gas services, Manchester, M35 0AA |
| Parsons Gas Services, , M35 0WP |
| Boilersafe, Manchester , M35 9EE |
| Mark Eadsforth, Manchester, M40 1NJ |
| Kevin M Kerfoot, Oldham, OL8 3TT |
| FM Plumbing & Heating, Oldham, OL8 4QG |
| Michael Poole, Manchester, M43 7TW |
| Apex Insulation (Northwest) Ltd, Manchester, M40 2TP |
| A Blunt Plumbing & Heating, Manchester, M43 7WW |
| Kn heating & plumbing, Oldham, Ol98ju |
| Terrence Flynn, Manchester, M40 5RN |
| Gas Trust Engineers, Manchester, M40 9HY |
| Gas it Up, , M9 4HZ |
| JP Plumbing & Heating, Manchester, M40 7AE |
| High Efficiency Heating UK Ltd, 62 Turner Lane, Ashton Under-Lyne, Lanca, OL6 8LP |
| HeatWave Manchester , Manchester , M9 4XG |
| Manchester Gas Installer, Manchester, M9 5SR |
| MezCo Gas and Plumbing Services, Oldham, OL9 0NG |
| L H Gas & Plumbing, Ashton-under-lyne, OL6 9LW |
| G Walton Central Heating Installations, Oldham, OL9 0QN |
