- A Barrow
- 0870 8147739 - 14 Briton Street, Bampton, Tiverton, Devon, EX16 9LN
- R.K Drew
- 01626 774423 - 7 Buckeridge Avenue, Teignmouth, Devon, TQ14 8LU
- Exeter Gas Service
- 01392 252772 - 12 Tor Close, Exeter, Devon, EX4 9AB
- Gas & Electrical Services
- 01805 624803 - Tree Tops, Little Torrington, Torrington, Devon, EX38 8PS
- Gas South West
- 01392 493349 - 47 Wonford Street, Exeter, Devon, EX2 5DQ
- Mike Burridge Gas Services
- 0870 8148359 - Hailwood Beer Rd, Seaton, Devon, EX12 2PU
- Newton Gas Centre
- 01626 335959 - 43a Devon Square, Newton Abbot, Devon, TQ12 2HH
- Burns
- 01548 581200 - Fairfield Meadow Indust Est, East Prawle, Kingsbridge, Devon, TQ7 2BT
- S.F Chubb
- 01752 337437 - 109 Underwood Road, Plymouth, Devon, PL7 1TA
- South West Energy Services
- 01752 562221 - 24-26 George Place, Plymouth, Devon, PL1 3NY
- Michael S Symons
- 01822 855655 - Fairview Axtown La, Yelverton, Devon, PL20 6BU
- Victoria Gas Showrooms
- 01752 366090 - 133 Victoria Road, Plymouth, Devon, PL5 1RZ
- Flamefix
- 01392 425308 - 13 Old Road, Tiverton, Devon, EX16 4HJ
- Squire Hyde
- 01392 689689 - Bakers Yd, Alphinbrook Rd Marsh Barton Trdg Est, Marsh Barton Trading Estate, Exeter, Devon, EX2 8RG
- Abbey Gas Heating Ltd
- 01626 362642 - 31 Blindwell Avenue, Newton Abbot, Devon, TQ12 3DD
- Glenn Jenkins Boiler Repairs
- 01752 561956 - 20 Victoria Place. Stoke, Plymouth, Devon, PL2 1BY
- The Boilerman
- 01404 45399 - 27, Willow Walk, Otter Vale, Honiton, Devon, EX14 2FX
- Mark Grieves Mciphe Rp
- 01752 299405 - 57 Admiralty Street, Plymouth, Devon, PL2 2BS
- Modern Heating Solutions
- 0845 2631914 - Eagle Yard Tudor Street, Exeter, Devon, EX4 3BR
- Maxi Glow
- 01803 316022 - 4 Lyte Hill Lane, Torquay, Devon, TQ2 7GT
- Furber Heating Ltd
- 01271 812926 - 7 Abbotts Hill, Braunton, North Devon, EX33 2ED
- JS Broom Gas Engineers
- 01884 34804 - 24 Bilbie Close, Cullompton, EX15 1LG
- Palmer Plumbing And Heating
- 01803 664096 - 64 Louville Close, Paignton, Devon, TQ4 6RB
- Norman Squire
- Reddaway Drive, Exeter, Devon, EX6 8SY
- Quality Heating Services
- 01392 446134 - 2 Lowerstone, Clyst Honiton, Exeter, EX5 2AP
- Flamingrate Stove & Chimney Centre
- 01626 867688 - Unit 3, Mannings Yard, Dawlish, Devon, EX7 0LX