| Flamecare (Homeplan) LTD, Derbyshire, S40 2AL |
| Rhino Heating Gas & Plumbing Ltd, Chesterfield, S40 3RT |
| Edward Serrell, Chesterfield, S40 3BT |
| Chapman Heating & Plumbing, Chesterfield, S40 2EW |
| A & N Plumbing, Chesterfield, S41 7NF |
| Pro Plumb, 10 Mansfeldt Road, Newbold, Chesterfield, S41 7BW |
| Alpha Heating (Chesterfield) Ltd, Chesterfield, S40 2TZ |
| Walker Heating Services Limited, Chesterfield, S41 0YB |
| James Carlin, Chesterfield, S41 0PN |
| Ecosmart Energy Systems Ltd, Unit 24 Calow Brook Drive, Hasland, Ches, S41 0DR |
| Dave Blakey Heating Solutions Ltd, Chesterfield, S41 0NW |
| Elliott's Plumbing & Heating Services, Chesterfield, S43 1LL |
| GREEN DEAL HEATING & PLUMBING INSTALLATIONS LTD, CHESTERFIELD, S43 1ER |
| Derbyshire Gas Solutions Ltd, Chesterfield, S42 6NQ |
| 50five-(UK) Ltd, Unit 3B, Broom Business Park, Bridge Way, S41 9QG |
| MoorWarmth Energy Services, Chesterfield, S42 5EE |
| Sam's Heating Services Ltd, , S42 5DL |
| Richmand Plumbing & Heating, Chesterfield, S43 2JF |
| Adam Roberts Plumbing and Heating, Clay Cross, S459RB |
| Gas Right, , S42 5PS |
