| Business | Phone |
| Ingersoll Rand 60 Enterprise Dr, London N6N 1A7 | (519) 681-9900 |
| Nca Ltd 376 Sovereign Rd, London N6M 1A5 | (519) 659-2691 |
| Pamco 343 Sovereign Rd, London N6M 1A6 | (519) 455-5600 |
| Webster Compressors Ltd 570 Clarke Rd #16, London N5V 3K5 | (519) 452-0377 |
| Canlon Limited 55 Markland Dr, London N6C 5J9 | (519) 649-7578 |
| Comairco Equipment Ltd 317 Adelaide St S, London N5Z 3L3 | (519) 680-3200 |
| Compressor Engineering Group 110 Bessemer Rd, London N6E 1R2 | (519) 681-6800 |