| Business | Phone |
| Altrade Canada Inc 209 8 Ave Sw #200, Calgary T2P 1B8 | (403) 290-0070 |
| Atco Midstream 305 2 St Sw, Calgary T2P 1N7 | (403) 298-7700 |
| Global Petroleum Marketing Inc 801 6 Ave Sw #1800, Calgary T2P 3W2 | (403) 237-7828 |
| Holoka Enterprises Ltd 3336 Palliser Dr Sw, Calgary T2V 4K7 | (403) 266-4396 |
| Independent Gas Financing Inc 510 5 St Sw #1510, Calgary T2P 3S2 | (403) 263-6635 |
| Jonan Gas Marketing Ltd 14707 Bannister Rd Se #103, Calgary T2X 1Z2 | (403) 254-4116 |
| Maple View Gas Marketing Inc 840 7 Ave Sw #1400, Calgary T2P 3G2 | (403) 531-1370 |
| Natural Gas Svc Co 239 9 Ave Nw, Calgary T2M 0B2 | (403) 276-4954 |
| P G & E Energy Trading Canada 335 8 Ave Sw #1740, Calgary T2P 1C9 | (403) 262-3172 |
| Beyond Energy & Trade Inc 140 4 Ave Sw #670, Calgary T2P 3N3 | (403) 531-2699 |
| Western Gas Wholesalers Inc 665 8 St Sw #505, Calgary T2P 3K7 | (403) 508-7018 |
| Cambridge Energy Research 250 6 Ave Sw #1200, Calgary T2P 3H7 | (403) 531-4334 |
| Denergy Limited 13019 Canso Pl Sw, Calgary T2W 3A8 | (403) 237-0633 |
| Direct Energy Marketing Ltd 111 5 Ave Sw #1000, Calgary T2P 3Y6 | (403) 266-6393 |
| Duke Energy Marketing Ltd 700 9 St Sw #2700, Calgary T2P 2B5 | (403) 297-9800 |
| Gas Alberta Inc 3025 12 St Ne #110, Calgary T2E 7J2 | (403) 509-2600 |