| A Booth Plumbing Ltd, 34 Grove Street, Retford, Nottinghamshir, DN22 6JR |
| Andrew Lane, Retford, DN22 7YH |
| Wren-Gas , RETFORD, DN22 7NU |
| Taggas, , DN22 7XT |
| S N S Heating & Plumbing, Retford, DN22 6TN |
| A D R Plumbing, Retford, DN22 7PN |
| Robson Heating, Newark, NG22 9NU |
| Clear Blue Gas Ltd, Nottinghamshire, NG22 0JY |
| I Maiden Heating, Worksop, S81 0PW |
| Oldfield's Gas & Plumbing, Worksop, S81 7JT |
| C S PROPERTY SOLUTIONS, Worksop , S81 7JU |
| L P L Gas & Plumbing Services, Worksop, S81 7PA |
| Go Gas, , S81 7LF |
| Cleaner Heat UK, , S81 9BH |
| Green Vision, Worksop, S80 3GB |
| Mark Wolstenholme Heating, Worksop, S81 7RT |
| Shaw Bros. Limited, Unit 1, Shrewsbury Road, Bircotes, Donca, DN11 8DE |
| Martin Lake, Doncaster, DN21 5PF |
| A Tye, Doncaster, DN11 8PB |
| GB Solar Ltd, Worksop, S81 8AD |
