| Business | Phone |
| J Orrell Ltd 695 Mcmurray Rd #1, Waterloo N2V 2B7 | (519) 884-3300 |
| Jasper Mechanical Contractors 480 Laurel Gate Dr, Waterloo N2T 2R9 | (519) 883-1469 |
| Rod Co Mechanical Inc 606 Colby Dr, Waterloo N2V 1A2 | (519) 747-3082 |
| Brenner Mechanical 630 Superior Dr #B, Waterloo N2V 2C6 | (519) 746-0439 |