| Business | Phone |
| Accu-Tech Cnc Solutions 79 Regal Rd, Guelph N1K 1B6 | (519) 821-9100 |
| Agf Machining Solution Inc 11 Malcolm Rd #C, Guelph N1K 1A7 | (519) 836-8488 |
| Autocom Manufacturing 375 Massey Rd, Guelph N1K 1B2 | (519) 822-9008 |
| Hartec Machine Ltd 530 Massey Rd #D, Guelph N1K 1B4 | (519) 837-3636 |
| Hastech Manaufacturing 301 Massey Rd #48, Guelph N1K 1B2 | (519) 836-7554 |
| Huntec Machine 126 Malcolm Rd, Guelph N1K 1J1 | (519) 827-0645 |
| Linamar Customs 32 Independence Pl, Guelph N1K 1H8 | (519) 837-2580 |
| Linamar Corp 287 Speedvale Ave W, Guelph N1H 1C5 | (519) 836-7550 |
| Linex Manufacturing Inc 355 Massey Rd, Guelph N1K 1B2 | (519) 837-0880 |
| Lintool 381 Massey Rd, Guelph N1K 1B2 | (519) 767-9711 |
| Lpp Manufacturing 347 Silvercreek Pkwy N, Guelph N1H 1E6 | (519) 837-3055 |
| Mikron Tool & Model 31 Regal Rd, Guelph N1K 1B6 | (519) 837-0670 |
| Miknar Machine Inc 230 Southgate Dr, Guelph N1G 4P5 | (519) 763-2241 |
| Ori Machine 685 Speedvale Ave W, Guelph N1K 1E6 | (519) 821-5997 |
| Panesar Custom Machining Ltd 27 Regal Rd, Guelph N1K 1B6 | (519) 823-2480 |
| Quadrad Manufacturing Ltd 30 Malcolm Rd, Guelph N1K 1A9 | (519) 767-0219 |
| Roctel Manufacturing Ltd 415 Elmira Rd N, Guelph N1K 1H3 | (519) 763-5369 |
| Rocval Precision Grinding 120 Malcolm Rd #3, Guelph N1K 1B1 | (519) 837-1905 |
| Rtz Tooling 685 Speedvale Ave W, Guelph N1K 1E6 | (519) 822-2778 |
| Spinic Manufacturing Co Ltd 285 Massey Rd, Guelph N1K 1B2 | (519) 763-0704 |
| Symtec Laser Processing 79 Regal Rd #5, Guelph N1K 1B6 | (519) 763-2420 |
| Taylor Jamieson Machining 25 Watson Rd S #2, Guelph N1L 1E3 | (519) 836-5540 |
| Tech-Tool 91 Regal Rd #A, Guelph N1K 1B6 | (519) 837-0002 |
| Toolsen Custom Machining 7000 Wellington St W, Guelph N1H 6J3 | (519) 837-1631 |
| Transgear Manufacturing Inc 400 Massey Rd, Guelph N1K 1C4 | (519) 763-5370 |
| Traxle Manufacturing Ltd 280 Speedvale Ave W, Guelph N1H 1C4 | (519) 824-8899 |
| Tri-Master Mfg Ltd 95 Curtis Dr, Guelph N1K 1E1 | (519) 823-2661 |
| V Mance Mfg Ltd 33 Watson Rd S, Guelph N1L 1E3 | (519) 836-6177 |
| Vehcom Manufacturing 74 Campbell Rd, Guelph N1H 1C1 | (519) 821-1650 |
| Yuton Machine Ltd 473 Elmira Rd N, Guelph N1K 1C2 | (519) 763-5497 |
| Britton Machine & Welding 44 Dawson Rd, Guelph N1H 5V1 | (519) 822-8071 |
| Ceegee Machine Shop 582 Massey Rd #2, Guelph N1K 1B4 | (519) 824-9293 |
| Cemtol 41 Minto Rd, Guelph N1K 1H5 | (519) 822-6627 |
| Cgl Mfg Co Ltd 151 Arrow Rd, Guelph N1K 1S7 | (519) 836-0322 |
| Comtech Manufacturing Ltd 355 Silvercreek Pky N, Guelph N1H 1E6 | (519) 821-7576 |
| Cooke & Denison Ltd 242 Speedvale Ave W, Guelph N1H 1C4 | (519) 824-3710 |
| Dnr Design Inc 395 Michener Rd #2, Guelph N1K 1E8 | (519) 826-5827 |
| Dumar Enterprises 270 Southgate Dr, Guelph N1G 4P5 | (519) 763-5217 |
| Emtol Maunfacturing Ltd 30 Minto Rd, Guelph N1K 1H5 | (519) 822-4068 |
| Essex Precision 35 Regal Rd, Guelph N1K 1B6 | (519) 837-3510 |
| Eston 277 Silvercreek Pkwy N, Guelph N1H 1E6 | (519) 763-0063 |
| Fostet Manufacturing Inc 60 Regal Rd, Guelph N1K 1B5 | (519) 824-0890 |