| Business | Phone |
| Hydronic Systems Canada Inc 34 Meteor Dr, Etobicoke M9W 1A4 | (416) 675-7651 |
| Hydronics Group Inc 30 Kelfield Street, Etobicoke M9W-5A2 | (416) 781-2221 |
| Pamar Mechanical Ltd 74 Culnan Ave #2, Etobicoke M8Z 5B2 | (416) 720-6452 |
| Raychem Canada Ltd 3 Kingslea Gdns, Etobicoke M8Y 2A7 | (416) 234-0886 |
| Ridler Heating & Cooling 29 Kelfield St, Etobicoke M9W 5A1 | (416) 235-1994 |
| Dunham-Bush Inc 315a Humberline Dr, Etobicoke M9W 5T6 | (416) 247-2144 |
| Flexmaster Canada Ltd 452 Attwell Dr, Etobicoke M9W 5C3 | (416) 679-0045 |