| S & M Plumbing & Heating, 3 Albert Street, Denton, Manchester, Lan, M34 6LB |
| CDF Services Ltd, Manchester, M34 3PW |
| M J Heating Ltd, Manchester, M34 3EF |
| A B S Gas Energy Services, Manchester, M34 5DW |
| GroundTherm ltd, Dukinfield , SK144QF |
| Swift Heating Solutions Ltd, Wigan, GREATER |
| G Bayley Plumbing & Heating, Hyde, SK14 4NJ |
| Rated TradesMan, Manchester, M18 8UQ |
| P.S.W Gas Services, , SK16 4JF |
| Mark Fielding Plumbing and Heating Engineer, Stockport, SK5 7ET |
| ASL Plumbing & Heating Engineers, Hyde, SK14 5RY |
| Graham William Stringer, Dukinfield, SK16 5NH |
| Don Hassall Plb & Heating, , SK5 6DE |
| Green Orb Eco Solutions, Manchester, SK5 6DA |
| A Blunt Plumbing & Heating, Manchester, M43 7WW |
| Michael Poole, Manchester, M43 7TW |
| High Efficiency Heating UK Ltd, 62 Turner Lane, Ashton Under-Lyne, Lanca, OL6 8LP |
| Blue-Flame Gas Services, , M18 8BA |
| Easy Fix Heating & Plumbing Manchester, Manchester, M12 5SE |
| Manchester's Handyman, , M12 5RJ |
