- Donside Heating Supplies
- 01975 563663 - Donside Road, Alford, Aberdeenshire, AB33 8QD
- Allards International
- 01382 770720 - Baldovie Rd, Dundee, DD4 8UQ
- Hector Connell
- 01561 362426 - 19 Hallgreen Road, Inverbervie, Montrose, Angus, DD10 0SQ
- Hamish Edward Plumbing & Heating Engineers
- 01241 860400 - Newton Cottage, Carmyllie, Arbroath, Angus, DD11 2RA
- The Gas Centre
- 01382 877077 - 153 Clepington Road, Dundee, Angus, DD3 7SN
- Gas Services East Ltd
- 01382 812568 - Unit C, 6 North Isla Street, Dundee, Angus, DD3 7JQ
- Gastech G.A (Scot)
- 01382 522640 - 198 Blackness Road, Dundee, Angus, DD1 5PL
- H2o Plumbing & Heating
- 01241 876691 - Crianlarich, 3 Charles Avenue, Arbroath, Angus, DD11 2EZ
- Jaydee Heating
- 01382 611118 - Nobel Road, Wester Gourdie Est, West Gourdie Industrial Estate, Dundee, Angus, DD2 4UH
- Kingdom Gas Services
- 01334 650452 - West Port, Cupar, Fife, KY15 4AW
- McDougall Plumbing & Heating
- 01382 562225 - Carselea Road, Invergowrie, Dundee, Angus, DD2 5AW
- P & K Heating & Plumbing
- 01382 736969 - 52 Hamilton Street, Broughty Ferry, Dundee, Angus, DD5 2RE
- E Scallan Central Heating Engineers
- 01382 451717 - 195 Princes Street, Dundee, Angus, DD4 7DQ
- Stormont Plumbing & Heating
- 01241 853288 - 114 High Street, Carnoustie, Angus, DD7 7EB
- Taylor & Fraser
- 01334 828203 - Newton Ho, Ceres, Cupar, Fife, KY15 5LY
- W R B
- 01382 200090 - 40 North Street, Dundee, Angus, DD3 7RR
- Robert Walker
- 01334 654966 - The Coachmans Cottage Middlefield, Cupar, Fife, KY15 4PJ
- Home-Tek
- 0845 1260505 - 64 McClelland Crescent, Dunfermline, Fife, KY11 3BW
- W.H Donachie
- 01382 818298 - Dundee, Angus, DD3 8BU
- East Coast Combustion Services
- 01382 459200 - Market Mws Market St, Dundee, Angus, DD1 3LA
- White Plumbing & Heating
- 0845 8324439 - 7 Stratheden Park Cupar, Fife, KY15 5RP
- D Divers Plumbing & Heating
- 0845 8324492 - 42 John Huband Drive Birkhill, Dundee
- JDM Heating
- 0845 8324849 - 4 Barns Neuk, Dundee
- Glamis Plumbing
- 01382 667298 - 162 Glamis Road, Dundee, Angus, DD2 2EW
- Dragon Plumbing
- 07867 787428 - 26 Duthie St, Kirriemuir, Angus, DD8 5DJ
- Wellgate Plumbing and Heating
- 0845 2503311 - 3 Cortachy Crescent, Dundee, DD5 3BF
- Gas Elite
- 07590 033630 - 82 Charleston Drive, Dundee, DD2 2HA
- Oil Boiler Services
- 0845 8061318 - Forfar
- Sugplumb
- 01339 883254 - 1 Faburn Terrace, Lumphanan, Aberdeenshire, AB31 4AG