| Business | Phone |
| Graphico Precision 1100 Bellamy Rd N, Scarborough M1H 1H2 | (416) 438-6076 |
| Hi-Tech Circuit Ltd 130 Melford Dr #7, Scarborough M1B 2X4 | (416) 292-6063 |
| Lazer-Tech Ltd 33 Melford Dr #1, Scarborough M1B 2G6 | (416) 291-7727 |
| Metalplast Circuits 180 Hymus Rd, Scarborough M1L 2E1 | (416) 285-5000 |
| Omega Circuits 1149 Bellamy Rd N #11, Scarborough M1H 1H7 | (416) 431-2208 |
| Olympic Circuits Canada 3471 Mcnicoll Ave #B, Scarborough M1V 4B8 | (416) 283-4888 |
| P C World 250 Finchdene Sq, Scarborough M1X 1A5 | (416) 299-4000 |
| Pfc Flexible Circuits 21 Canadian Rd #4, Scarborough M1R 5G2 | (416) 750-8433 |
| Quick Circuits Inc 700 Progress Ave #13, Scarborough M1H 2Z7 | (416) 431-7847 |
| Rwd Mfg Ltd 435 Finchdene Sq, Scarborough M1X 1B7 | (416) 299-4040 |
| S & P Flex Circuit Ltd 105 Ironside Cres, Scarborough M1X 1G2 | (416) 298-6877 |
| Testerion Canada Inc 79 Milliken Blvd #4, Scarborough M1V 1V3 | (416) 292-0726 |
| Coretec Inc 6530 Lawrence Ave E, Scarborough M1C 4A7 | (416) 283-3588 |