| Business | Phone |
| A Degree Above Heating & Air 227 Madeira Close Ne, Calgary T2A 4N7 | (403) 519-4268 |
| A-Aapple Plumbing & Heating 4704 Manhattan Rd Se #4, Calgary T2G 4B5 | (403) 252-9333 |
| Island Air 9420 Abbott Pl Se, Calgary T2J 0Z8 | (403) 278-2075 |
| Steady Heating & Ventilation 111 Shawnee Pl Sw, Calgary T2Y 1X1 | (403) 215-2670 |
| World Technical 5810 2 St Sw #100, Calgary T2H 0H2 | (403) 293-8674 |
| Cal-Bertan's Svc Ltd 1059 Pensdale Cres Se, Calgary T2A 2E9 | (403) 235-0094 |
| Challenger Heating & Cooling 304 Silver Hill Way Nw, Calgary T3B 4L1 | (403) 286-4726 |
| Coleman Canada 2307 Centre Ave Se, Calgary T2E 0A9 | (403) 235-5454 |
| Furnace Man Sheet Metal 176 Country Hills Close Nw, Calgary T3K 3Z4 | (403) 274-6838 |
| G L Products 7503 35 St Se #15, Calgary T2C 1V3 | (403) 243-2792 |