- C and C Gas Services
- 0800 9530020 - 72, Bonnington Mill Business Centre Newhaven Road, Edinburgh, EH6 5QG
- C & C Gas Services
- 0131 4672877 - Bonnington Mill Business, 72 Newhaven Road, Edinburgh, EH6 5QG
- C & C Gas Services
- 0131 4679929 - 50 Polwarth Crescent, Edinburgh, EH11 1HL
- J Carlisle Electrician & Plumber
- 0131 3377521 - 165 Gorgie Road, Edinburgh, EH11 1TJ
- Currie Gas Service
- 0131 4766354 - 106 Nether Currie Crescent, Currie, Midlothian, EH14 5JQ
- A Dunn
- 0131 6637292 - 6a Lothian Street, Bonnyrigg, Midlothian, EH19 3AD
- A Dunn
- 0131 6637292 - 59 Hadfast Road, Cousland, Dalkeith, Midlothian, EH22 2NZ
- Gilhooley & Rowse Ltd
- 0131 4404471 - 92 Clerk Street, Loanhead, Midlothian, EH20 9RB
- Vulcan Gas Services
- 0131 6217080 - 39 Moredun Dykes Road, Edinburgh, EH17 8PT
- World of Gas
- 0131 5533936 - 360-362 Leith Walk, Edinburgh, EH6 5BR
- Thistleheat
- 0131 3126208 - 77 Craigcrook Avenue, 33, EH4 3PS
- Seton Engineers
- 01875 811651 - Seton Gardens, Lochniddry, East Lothian, EH32 0PG
- Brock Gasfitters
- 0131 6660848 - 11 Moredun Park Drive, Edinburgh, EH17 7ER
- Centec
- 0845 2633831 - 14 St Margret Wynd, Dunfermline, KY12 0UT
- Platinum Heating Services
- 03145 40224 - 33 Wolsey Avenue, Bonnyrigg, Midlothian, EH19 3LU
- James Cormack
- Edenhall Road, Musselburgh, East Lothian, EH21 7NR
- City Gas Solutions
- 0131 6648927 - 168 The Murrays Brae, Edinburgh, Midlothian, EH17 8UH
- Katy Thomson
- 50, Edinburgh, Edinburgh, EH12 8TB
- P B Gas Solutions
- 07772 377356 - 23 Claremont Park, Edinburgh, Midlothian, EH6 7PJ
- Comgas Ltd.
- 0845 0509260 - 4 Inglis Green Rigg, Edinburgh, Lothian, EH14 2LF