| Business | Phone |
| Hanover Maloney Industries Inc 8825 Shepard Rd Se, Calgary T2C 4N9 | (403) 279-5000 |
| Inproheat Industries Ltd 4999 43 St Se #207, Calgary T2B 3N4 | (403) 253-2228 |
| Thermo Design Engineering Ltd 11012 Macleod Trail Se #600, Calgary T2J 6A5 | (403) 269-3724 |
| Uniglam Resources Ltd 550 6 Ave Sw #425, Calgary T2P 0S2 | (403) 234-7211 |
| Universal Compression Inc 4949 76 Ave Se, Calgary T2C 3C6 | (403) 236-5252 |
| Dynetek Industries Ltd 4410 46 Ave Se, Calgary T2B 3N7 | (403) 720-0262 |
| Enerflex 888 3 St Sw #1500, Calgary T2P 5C5 | (403) 237-8040 |