| Business | Phone |
| Alpha Precision Instruments 839 Route 13, Cortland 13045 | (607) 758-7752 |
| Austin Machine 1838 E Homer Rd, Cortland 13045 | (607) 756-4712 |
| B K Precision Corp 3838 Luker Rd, Cortland 13045 | (607) 753-3662 |
| Cortland Machine & Tool Co 60 Grant St, Cortland 13045 | (607) 756-5852 |
| Edwards Machine Shop 3157 State Route 215, Cortland 13045 | (607) 753-3805 |
| Johnson Tool Design 5034 Forbes Rd, Cortland 13045 | (607) 756-8159 |