| Business | Phone |
| Atlantic Cooling Ltd 5 Circle Crt, Thornhill L3T 7M3 | (905) 889-0100 |
| J W Aubie Heating & Air Cond 14 Essex Ave, Thornhill L3T 3Z1 | (905) 764-0124 |
| E & M Refrigeration 15 New Port Way, Thornhill L3T 5G3 | (905) 709-1856 |
| Era Refrigeration 467 Beverley Glen Blvd, Thornhill L4J 7S2 | (905) 707-8870 |