| Business | Phone |
| A & E Precision Machining 55 Industrial Rd, Bolton L7E 1K5 | (905) 951-8748 |
| Germane Tool Co 105 Healey Rd #7, Bolton L7E 5R3 | (905) 857-5306 |
| Viper Precision 760 Hardwick Rd, Bolton L7E 5R4 | (905) 453-3136 |
| Mirtec 13 Holland Dr #4, Bolton L7E 1G4 | (905) 951-9543 |
| Pre-Tech Precision Technology 17 Mcewan Dr #3, Bolton L7E 1H5 | (905) 857-8277 |
| Beck Engineering 1 Marconi Crt #13, Bolton L7E 1E2 | (905) 857-7406 |
| Westport Tool & Die Ltd 4 Marconi Crt #9, Bolton L7E 1E7 | (905) 857-2184 |
| Cantech Automotion Corp 101 Healey Rd #3, Bolton L7E 5A9 | (905) 857-6616 |
| Dsa Precision Machining Inc 4 Holland Dr #16, Bolton L7E 1G1 | (905) 857-9380 |