| Business | Phone |
| Northrunner Technologies 2 Holland Dr #7, Bolton L7E 1E1 | (905) 857-9391 |
| R & A Systems Inc 2 Marconi Crt #8, Bolton L7E 1E5 | (905) 857-7737 |
| Computer Age Ltd 2 Marconi Crt #5, Bolton L7E 1E5 | (905) 857-8008 |
| D C Computers Inc 62 Queen St S #B, Bolton L7E 1B3 | (905) 857-7833 |
| Harding and Associates 10 MacEwan Drive, Unit 4, Bolton L7E 1H1 | (905) 951-9099 |