| Business | Phone |
| Karl Lee's Cnc 588 Edward Ave, Richmond Hill L4C 9Y6 | (905) 508-0289 |
| Metwork Machine & Tool Co 604 Edward Ave #2, Richmond Hill L4C 9Y7 | (905) 787-1240 |
| Record Tool & Die 15 East Beaver Creek Rd, Richmond Hill L4B 1B3 | (905) 709-8849 |
| Richmond Hill Machining Ctr 475 Edward Ave, Richmond Hill L4C 5E5 | (905) 737-2150 |