| Romas Heating Engineer, Spalding, PE11 2RX |
| Simon Barker Services Ltd, Unit 6 & 7 Cresswell Close, Spalding, Li, PE11 3TY |
| Compton Heating Ltd, Bourne, PE10 9SA |
| A Stephenson Electrical Plumbing and gas contractors , Market Deeping , PE6 8DS |
| Cool Heating, Peterborough, PE6 7LY |
| Kenny Chaggar, Peterborough, PE4 7AY |
| Pro Gas Heating Limited, Peterborough, PE4 7BU |
| Delegate Heating & Plumbing Ltd, Peterborough, PE4 7RZ |
| Paul Ayre Plumbing, Heating and Gas, Peterborough, PE4 7TS |
| LD Plumbing and Heating, Wisbech, PE134RZ |
| All Gas Heating Solutions Limited, Peterborough , PE1 4YB |
| Alan Louth Plumbing & Heating, Boston, PE21 8BY |
| Warm Heating & Plumbing , Peterborough, PE1 3RN |
| BARKER'S HEATING & HOTWATER , WISBECH, PE13 5JX |
| Mark Allen (Plumbing) Limited, Boston , PE21 7QY |
| C C Heating & Plumbing Ltd, Peterborough, PE3 8RF |
| A S Plumbing & Heating, Peterborough, PE1 3PU |
| JDNA LTD, Peterborough, PE3 8LD |
| Crown Heating, , PE1 3BU |
| Clayton Plumbing & Heating, Peterborough, PE3 8EL |
