| Business | Phone |
| Ainstec 799 O'Brien Dr, Peterborough K9J 6X7 | (705) 743-7180 |
| Goodwin Metal Products Ltd 298 Edinburgh St, Peterborough K9H 3E7 | (705) 743-4204 |
| H & J Precision Industries Ltd 2035 Fisher Dr, Peterborough K9J 6X6 | (705) 745-7805 |
| Otonabee Machine 660 The Kingsway, Peterborough K9J 7C8 | (705) 742-7093 |
| R B Mfg 2669 Whittington Dr, Peterborough K9J 6X4 | (705) 748-5998 |
| Sussex Engineering 799 O'Brien Dr, Peterborough K9J 6X7 | (705) 749-2207 |
| Thompson Machine & Tool 675 The Queensway #C, Peterborough K9J 7J6 | (705) 742-4471 |
| Wakeford Automatics Ltd 735 The Kingsway, Peterborough K9J 6W7 | (705) 748-9400 |
| Branson Machine & Tool 300 Mcgill St, Peterborough K9J 1W5 | (705) 743-3911 |
| Chilton Precision Inc 347 Pido Rd #26, Peterborough K9J 6X7 | (705) 749-6688 |
| Full Spectrum Machining 671 Erskine Ave, Peterborough K9J 7S8 | (705) 745-8833 |