| Business | Phone |
| Product Development Cnslntg 2861 Sherwood Heights Dr, Oakville L6J 7K1 | (905) 829-1936 |
| Prototech Computer Designs Inc 2910 Brighton Rd, Oakville L6H 5S3 | (905) 829-5533 |
| Q 4 Instruments Inc 1100 Invicta Dr #7, Oakville L6H 2K9 | (905) 842-0200 |