| Business | Phone |
| H & M Machining 200 Hempstead Dr #1, Hamilton L8W 2E8 | (905) 574-1301 |
| Hamilton Machine Parts Ltd 802 Rennie St, Hamilton L8H 3R2 | (905) 549-5545 |
| Iron Star Machine Shop Ltd 63 Strathcona Ave S, Hamilton L8P 4J1 | (905) 523-5720 |
| Kodarin Industries Ltd 211 Lanark St, Hamilton L8E 2Z9 | (905) 560-4964 |
| Kronos Industrial Mfg 618 Wentworth St N, Hamilton L8L 5X6 | (905) 522-8055 |
| Ksr Machine & Tools Ltd 42 Keefer Crt #5, Hamilton L8E 4V4 | (905) 578-2080 |
| Micro Numerics 39 Bond St S, Hamilton L8S 1S8 | (905) 546-1875 |
| Micron Machining Svc 1576 Stone Church Rd E, Hamilton L8W 3P9 | (905) 574-3770 |
| North Point Machinery & Fab 652 Parkdale Ave N, Hamilton L8H 5Z4 | (905) 337-3636 |
| North Star Technical Inc 459 Burlington St E, Hamilton L8L 4H8 | (905) 521-9997 |
| Omicron Machnining Ctr 76 Harlowe Rd, Hamilton L8W 3R6 | (905) 389-7444 |
| Polyspline Machining Corp 38a Bigwin Rd #2, Hamilton L8W 3R4 | (905) 318-4011 |
| Quality Custom Machining 1576 Stone Church Rd E, Hamilton L8W 3P9 | (905) 318-7095 |
| Ribesa Tool & Die Co 203 Queen St N, Hamilton L8R 2W2 | (905) 525-1521 |
| Bartonair Fabrications Inc 520 Burlington St E, Hamilton L8L 4J2 | (905) 524-2234 |
| Saltfleet Machining Ltd 470 Grays Rd, Hamilton L8E 2Z4 | (905) 560-7901 |
| Timarac Industrial Mfg Ltd 69 Bigwin Rd #2, Hamilton L8W 3R3 | (905) 574-9488 |
| Spear Cnc Machining Inc 43 Bigwin Rd, Hamilton L8W 3R3 | (905) 318-9303 |
| Stolk Machine Shop Ltd 1100 Burlington St E, Hamilton L8L 8J7 | (905) 545-6222 |
| Townsend Tool & Machine Ltd 40 Warrington St, Hamilton L8E 3V1 | (905) 560-6810 |
| Weld-O-Matic Machines Co Ltd 144 Burland Cres, Hamilton L8H 7L5 | (905) 549-6579 |
| Deltrex Machining 200 Nebo Rd #1, Hamilton L8W 2E4 | (905) 388-8626 |
| Die-Metric Tool Inc 10 Brockley Dr, Hamilton L8E 3P1 | (905) 561-1101 |
| Dunbar Machine Shop Ltd 45 Dunbar Ave, Hamilton L8H 3E3 | (905) 545-9888 |
| Fine Cancro Machining Co Ltd 45 Lancing Dr #9, Hamilton L8W 2Z9 | (905) 318-5382 |
| Fred Hall & Son Ltd 35 Glow Ave, Hamilton L8H 3V7 | (905) 547-1286 |
| Universal Tool & Die / Universal Precision Technology 18 Brockley Drive, Hamilton L8E 3P1 | (905) 389-1610 |
| Marmac CNC Machining Ltd. 190 Hempstead Drive, Hamilton L8W 2E8 | (905) 389-9000 |