- Allgas
- 01332 780330 - 56 Woodhouse Road, Kilburn, Belper, Derbyshire, DE56 0NA
- Derby Gas Appliance Centre
- 01332 600909 - 217 Upper Dale Road, Derby, Derbyshire, DE23 8BS
- J.F Johnson
- 01629 733434 - Grove Fm Greenaway La, Hackney, Matlock, Derbyshire, DE4 2QB
- Ockbrook Gas Services
- 01332 674276 - 71 The Ridings, Ockbrook, Derby, Derbyshire, DE72 3SF
- Peak Gas Services
- 01629 733886 - 46 Eversleigh Rise, Darley Bridge, Matlock, Derbyshire, DE4 2JW
- Maccolls Gas Engineers
- 01246 855299 - 89 Church Lane, North Wingfield, Chesterfield, Derbyshire, S42 5HR
- Etta Plumbing & Heating Services
- 01332 204533 - Unit 28 Osmaston Works, Derby, Derbyshire, DE23 8LD
- MS Gas Services
- 01335 360124 - 3 Wild Park Lane, Brailsford, Ashbourne, Derbyshire, DE6 3BN
- Keith Fox Gas Services
- 07890 403943 - Prescot Close, Mickleover, Derby, Derbyshire, DE3 0TB
- Gas Meter Solutions
- 01332 381801 - Stockbrook Street, Derby, Derbyshire, DE22 3WR
- Gas Appliance Servicing Uk
- 07967 751389 - Unit 1 Cairngorm Drive, Stenson Fields, Derby, DE24 3JT
- Ocean Gas Heating and Plumbing Services
- 07980 161987 - 11 North End Wirksworth, Matlock, Derbyshire, DE4 4FG
- Lpg Plumbing & Heating
- 01773 857319 - 19 Gadsby Rise, Nether Heage, Belper, Derbyshire, DE56 2AU