| Business | Phone |
| Keyscan Inc 1099 Kingston Rd, Pickering L1V 1B5 | (905) 420-7522 |
| Tnal Security Inc 338 Chickadee Crt, Pickering L1V 6Y4 | (905) 837-1414 |
| Total Automation Components 1639 Beaton Way, Pickering L1X 1X8 | (905) 619-9740 |
| Deister Electronics Inc 1099 Kingston Rd, Pickering L1V 1B5 | (905) 837-5666 |