| Business | Phone |
| Agra Pipeline Professional Inc 801 6 Ave Sw, Calgary T2P 3W2 | (403) 262-8249 |
| J Kroon Inspection Svc Ltd 215 Queensland Cir Se, Calgary T2J 4E3 | (403) 271-8158 |
| Kensa Qa Svc Ltd 1909 24 Ave Nw, Calgary T2M 1Z4 | (403) 282-8409 |
| Northern Cross Energy Limited 700 4 Ave Sw #840, Calgary T2P 3J4 | (403) 237-0055 |
| P Ii Ltd 1003 11 St Sw, Calgary T2R 1G2 | (403) 262-7447 |
| Positive Projects Intl Ltd 4470 50 Ave Se, Calgary T2B 3R4 | (403) 235-1650 |
| Rosen Canada Ltd 2915 10 Ave Ne #10, Calgary T2A 5L4 | (403) 269-1191 |