| Business | Phone |
| Dagus Machining Inc 230 Mason Run Rd, Ridgway 15853 | (814) 772-2296 |
| Parker Machine Co 1 Grant Rd, Ridgway 15853 | (814) 772-0135 |
| Rohr Industry 150 N Broad St, Ridgway 15853 | (814) 772-1600 |
| S D & R Inc 219 Servidea Dr, Ridgway 15853 | (814) 772-3882 |