| Business | Phone |
| Anden Machining Svc Inc 463 Eastchester Ave E, St Catharines L2M 6S2 | (905) 688-3331 |
| Armo Machine & Tool 12 Nihan Dr #A, St Catharines L2N 1L1 | (905) 646-3248 |
| Associated Die Making Ltd 630 Read Rd, St Catharines L2R 7K6 | (905) 646-7938 |
| Girotti Machine Ltd 26 Seapark Dr, St Catharines L2M 6S6 | (905) 684-6584 |
| Kavon Machine Inc 9 Keefer Rd, St Catharines L2M 6K4 | (905) 646-4465 |
| Map Machine & Maintenance 9 Elberta St, St Catharines L2M 5M4 | (905) 646-2766 |
| Niagara Contour Machine 475 Glendale Ave, St Catharines L2P 3Y2 | (905) 988-3862 |
| Niagara Precision Ltd 32 Seapark Dr, St Catharines L2M 6S6 | (905) 682-0007 |
| Pace Engineering Canada 485 Eastchester Ave E, St Catharines L2M 6S2 | (905) 684-0236 |
| Right Machine & Fabrication 127 Vine St S, St Catharines L2R 3Y3 | (905) 684-8583 |
| Rockway Precision Machine 3435 Ninth St, St Catharines L2R 6P7 | (905) 682-6586 |
| S & B Machine & Repair Ltd 2 Cushman Rd, St Catharines L2M 6S8 | (905) 684-4194 |
| T W Dodd Machine Works 35 Mcghie St, St Catharines L2R 5A9 | (905) 988-5959 |
| Willcock Machine 214 Dunkirk Rd, St Catharines L2R 7K6 | (905) 687-4976 |
| Clark Machine Co Ltd 423 Glendale Ave, St Catharines L2P 3Y1 | (905) 227-5233 |
| Diewire 463 Eastchester Ave E, St Catharines L2M 6S2 | (905) 688-0222 |