| Business | Phone |
| Kpi Process Instruments Ltd 959 Elisabella St, Sudbury P3A 5K1 | (705) 566-7443 |
| Lakeside Process Controls 1351 Kelly Lake Rd #E, Sudbury P3E 5P5 | (705) 523-3611 |
| Northern Abcor Process Equip 1148 Lorne St, Sudbury P3C 4S9 | (705) 673-4848 |
| Rosemount Instruments Ltd 1351 Kelly Lake Rd #E, Sudbury P3E 5P5 | (705) 522-0505 |
| Siemens Building Technologies 1899 Lasalle Blvd, Sudbury P3A 2A3 | (705) 521-1959 |
| Synergy Controls Corp 1072 Webbwood Dr #1, Sudbury P3C 3B7 | (705) 674-2875 |
| Ecms 1807 Lasalle Blvd, Sudbury P3A 2A3 | (705) 524-6687 |
| Foxboro Canada Inc 1349 Kelly Lake Rd, Sudbury P3E 5P5 | (705) 523-1331 |