| Business | Phone |
| Goodman Canada 1161 Parisien St, Gloucester K1B 4W4 | (613) 745-3846 |
| Ideal Combustion 5450 Canotek Rd #68, Gloucester K1J 9G5 | (613) 747-8454 |
| Lennox Industries Ltd 1177 Parisien St, Gloucester K1B 4W4 | (613) 745-1527 |
| Mechanical Tinsmith Ltd 5330 Canotek Rd #1, Gloucester K1J 9C1 | (613) 749-2560 |
| Michael Mechanical Svc 5480 Canotek Rd #15, Gloucester K1J 9H6 | (613) 747-8951 |
| Stannair Enbridge 5360 Canotek Rd #27, Gloucester K1J 9E5 | (613) 748-8686 |
| Cameron Heating & Cooling Inc 5360 Canotek Rd #16, Gloucester K1J 9E4 | (613) 749-7358 |
| Carmichael Engineering Ltd 1179 Parisien St, Gloucester K1B 4W4 | (613) 741-9732 |
| Delta T Products Ltd 2353 Keystone Crt, Gloucester K1W 1A9 | (613) 830-1411 |