- Beacon Stoves
- 01559 371058 - Parc Gwair, Capel Iwan, Newcastle Emlyn, Dyfed, SA38 9LS
- D.A.R
- 01570 423376 - Teifi Stores, Cwmann, Lampeter, Dyfed, SA48 8JN
- Aberystwyth Automotive Services
- 01970 615830 - Unit 3, Glan Yr Afon Industrial Estate, Aberystwyth, Dyfed, SY23 3JQ
- Aberystwyth Boiler Maintenance
- 01970 617850 - Gwernllwyn Piercefield La, Penparcau, Aberystwyth, Dyfed, SY23 1RX
- Aberystwyth Gas Supplies
- 01970 611622 - 51 Cambrian Street, Aberystwyth, Dyfed, SY23 1NZ
- P Carruthers
- 01974 821456 - Plas Newydd, Llangeitho, Tregaron, Dyfed, SY25 6QG
- Edwards & Owen
- 01970 612611 - Glanrhyd, Llanfarian, Aberystwyth, Dyfed, SY23 4UG
- Mid Wales Gas Services
- 01654 710879 - Ffynnon Wells Rd, Tywyn, Gwynedd, LL36 9BT
- P.A White
- 01970 611798 - 10 Glyndwr Road, Aberystwyth, Dyfed, SY23 1PW
- Hounslow Plumbing And Heating
- 01974 241645 - Murmur Y Nant, Llanilar, Aberystwyth, Dyfed, SY23 4PG
- Aber Heating Engineers
- 01970 625597 - Unit 3 Minllyn Glanyrafon Industrial Estate, Aberystwyth, Ceredigion, SY23 3JQ
- Davies Cookers & Boilers
- 01239 621800 - 10a Pendre, Cardigan, Dyfed, SA43 1JL
- Murphy Gas Services
- 0845 2634145 - 17 Tregerddan Bow Street, Aberystwyth, SY24 5AU
- Chris Bradshaw Plumbing and Heating Engineer
- 0845 8324784 - 4 Morfa Crescent Tywyn, Aberystwyth
- Mr Oleh Krawec
- 0845 6836412 - 28 Glanrafon Terrace Trefechan, Aberystwyth, SY23 1BY
- Castle Heating & Gas Services
- 01239 711313 - Brogorwel, Newcastle Emlyn, Ceredigion, SA38 9PJ
- Shallcross Plumbing and Heating
- 0845 8065399 - 4 Bridge Street Pontrhydfendigaid, Ystrad Meurig, SY25 6EE
- Shallcross Plumbing and Heating
- 0845 8065507 - 4 Bridge Street Pontrhydfendigaid, Ystrad Meurig, SY25 6EE
- Martyn O'connor & Co
- 01239 613423 - Tirowen, Llangoedmor, Cardigan, SA43 2LB