- BS Plumbing and Heating
- 0845 2171200 - 9 Castleton Road, WIGSTON, LE18 1FQ
- David Barrs Ltd
- 0845 1948446 - 134 Whitehill Road Ellistown, COALVILLE, LE67 1EP
- R.W Blackman
- 0116 2394185 - 68 Markfield Road, Ratby, Leicester, Leicestershire, LE6 0LP
- Gas Maintenance Services
- 0116 2718896 - 18 Woodfield Road, Oadby, Leicester, Leicestershire, LE2 4HP
- Green Lane
- 0116 2532356 - 81 Green La Rd, Leicester, Leicestershire, LE5 3TP
- Green Lane Gas Fire Company
- 0116 2513586 - 57 Green La Rd, Leicester, Leicestershire, LE5 3TP
- Homecare Fires
- 01509 240760 - 27 Biggin Street, Loughborough, Leicestershire, LE11 1UA
- K.G.N
- 0116 2880554 - 82 Carlton Drive, Wigston, Leicestershire, LE18 1DG
- Uk Gas Services Ltd
- 0116 2878000 - 13 Leicester Road, Groby, Leicester, Leicestershire, LE6 0DQ
- Welland Valley Gas Services
- 01858 434325 - 14 Court Yd Workshops, Court Yard Workshops, Bath Street, Market Harborough, Leicestershire, LE16 9EW
- Thorpete Associates
- 01530 517820 - Enterprise Ho Ashby Rd, Coalville, Leicestershire, LE67 3LA
- D Farmer Plumber and Heating Services
- 0845 0133706 - 7 Haddon Close Syston, Leicester, LE7 1HZ
- DG Gas Services
- 0116 2889469 - 4 Mapleton Road Wigston, Leicester, LE18 1DW
- Nottingham Flow
- 01664 482588 - 4a Charlotte Street, Melton Mowbray, Leicestershire, LE13 1NA
- Gibbins ER
- 0845 8391237 - 190 Scraptoft Lane, Leicester, LE5 1HX
- J C Heating Solutions Ltd
- 0845 4817159 - 56 Windward Way, Birmingham, B36 0PP
- Nm Gas Services
- 07747 058922 - 47 Winders Way, Leicester, Leicestershire, LE2 8SS
- P and J Plumbing and Heating
- 0845 8060557 - 12 Valentine Road, Leicester, LE5 2GH
- Gary Venables Ltd
- 0845 0133829 - 80 Leicester Road Thurcaston, Leicester, LE7 7JG
- CGAS Midlands Ltd
- 01455 220395 - Norland Wolds Lane, Hinckley, LE10 3LL
- Dormouse Heating Services Ltd
- 01664 772247 - Burton Street, Melton Mowbray, Leicestershire, LE13 1AF