| Business | Phone |
| Waterbury Electronic Supply 2444 E Main St, Waterbury 6705 | (203) 756-7767 |
| Starbuck Sprague Lighting 737 Bank St, Waterbury 6708 | (203) 756-8184 |
| Standard Electric Equipment Co 45 Freight St, Waterbury 6702 | (203) 754-6123 |
| Cls 843 Hamilton Ave, Waterbury 6706 | (203) 756-1950 |
| Electrical Wholesalers Inc 237 E Aurora St, Waterbury 6708 | (203) 754-7471 |
| North East Electrical Dist 2100 Thomaston Ave, Waterbury 6704 | (203) 754-0433 |
| Magneticom Inc 40 E Farm St, Waterbury 6704 | (203) 597-9665 |