| Business | Phone |
| Alpine Electronic Components 15 Nutmeg Valley Rd, Wolcott 6716 | (203) 879-1449 |
| C & G Precision Products Inc 14 Venus Dr, Wolcott 6716 | (203) 879-6989 |
| Devon Precision Industries Inc 251 Munson Rd, Wolcott 6716 | (203) 879-1437 |
| Precision Methods Inc 40 North St, Wolcott 6716 | (203) 879-1429 |
| E & M Precision 14 Venus Dr, Wolcott 6716 | (203) 879-6190 |
| P-A-R Precision Inc 15 Town Line Rd, Wolcott 6716 | (203) 879-2561 |
| Perfection Screw & Rivet Co Town Line Rd, Wolcott 6716 | (203) 879-1461 |
| Mario Precision Product 137 Tosun Rd, Wolcott 6716 | (203) 879-3011 |
| J & R Projects 1509 Wolcott Rd, Wolcott 6716 | (203) 879-2347 |