| Business | Phone |
| Derro Electric Co 1035 Martin Ave, Sudbury P3A 2Z3 | (705) 673-7166 |
| Goliath Electrical Contracting 1005 Martindale Rd, Sudbury P3E 4J3 | (705) 669-0005 |
| Hkh Electric Ltd 4552 Long Lake Rd, Sudbury P3G 1K5 | (705) 522-5106 |
| Kane Mechanical Inc 1012 Kelly Lake Rd, Sudbury P3E 5P4 | (705) 675-3055 |
| Laforest Electric Inc 1118 Sunnybrae Ave, Sudbury P3A 2X8 | (705) 566-8324 |
| Legault Electric 140 Gemma St, Sudbury P3E 6G8 | (705) 688-7020 |
| Louis' Electric 161 Libra Cir, Sudbury P3E 6G9 | (705) 523-1220 |
| Miller Electric 394 Culver Cres, Sudbury P3E 4Y3 | (705) 522-4751 |
| Modern Electric 98 Catalina Crt, Sudbury P3E 5T8 | (705) 673-4123 |
| Moore Electric 451 Isabel St, Sudbury P3C 1J8 | (705) 674-4947 |
| Nor-Tec Industries 1350 Kelly Lake Rd, Sudbury P3E 5P4 | (705) 670-1750 |
| P L Lesa Assoc Ltd 505 Loach's Rd, Sudbury P3E 2R2 | (705) 522-0772 |
| Barry's Electric 59 Bloor St, Sudbury P3C 2K5 | (705) 673-7373 |
| Steel Control Svc Ltd 1377 Kelly Lake Rd, Sudbury P3E 5P5 | (705) 523-1166 |
| Sudbury Control Technologies 308 Pine St, Sudbury P3C 1X7 | (705) 671-4737 |
| T & G Electric Ltd 396 Culver Cres, Sudbury P3E 4Y3 | (705) 522-0747 |
| Tait Electric 2645 Desloges Rd, Sudbury P3G 1C5 | (705) 522-8828 |
| Tri-Lectric Corp 1420 Ramsey View Crt, Sudbury P3E 5M3 | (705) 523-0757 |
| Triple L Electric 1297 Kelly Lake Rd #2, Sudbury P3E 5P5 | (705) 675-7398 |
| Tycho Electric Ltd 1250 Ramsey View Crt #507, Sudbury P3E 2E7 | (705) 523-3366 |
| Walden Electrical 18 Rink, Sudbury | (705) 682-2803 |
| C & M Electric 2147 Armstrong St, Sudbury P3E 4W2 | (705) 523-2862 |
| Centennial Electric 1639 Lasalle Blvd, Sudbury P3A 1Z8 | (705) 566-6613 |
| D Mete Electric Inc 383 Sandra Blvd, Sudbury P3C 3K8 | (705) 674-5014 |
| Datcom Systems 57 Garland Cres, Sudbury P3B 3P2 | (705) 521-1129 |
| Dwd Electric 1573 Madison Ave, Sudbury P3A 2P1 | (705) 560-3329 |
| Esten Electric Ltd 874 Lapointe St, Sudbury P3A 5N8 | (705) 560-6211 |
| Roberts Electrical | Sudbury Ontario Electrician 669 McCharles Lake Road, Sudbury P0M 2M0 | (705) 561-9339 |