| Business | Phone |
| Powrmatic Of Canada Ltd 162 Elm St, Ottawa K1R 6N5 | (613) 230-7160 |
| Schwank Limited 1442 Edgecliffe Ave, Ottawa K1Z 8G1 | (613) 725-3357 |
| Trent Metals Ltd 1517 Laperriere Ave, Ottawa K1Z 7T1 | (613) 729-3744 |
| Breezehill Heating Ltd 75 Breezehill Ave N #D, Ottawa K1Y 2H6 | (613) 728-2762 |
| Convex Energy Inc 1771 Woodward Dr, Ottawa K2C 0P9 | (613) 723-3141 |