| Business | Phone |
| Astro-Tek Assoc 427 Bunker Hill Ave, Waterbury 6708 | (203) 755-2323 |
| Connstep Inc 233 Mill St, Waterbury 6706 | (203) 757-2087 |
| S & S Dynamic Mfg 137 Mattatuck Heights Rd, Waterbury 6705 | (203) 759-3744 |
| R E Truelove Ltd 757 Prospect Rd, Waterbury 6706 | (203) 759-0682 |