| Business | Phone |
| Dave's Electric Inc 1028b Western Dr, Hartford 53027 | (262) 673-2535 |
| Tennies Electric 5768 Deer Rd, Hartford 53027 | (262) 644-8940 |
| Ideal Electric Inc 1561 Saint Augustine Rd, Hartford 53027 | (262) 628-1948 |
| Rolefson Electric 90 S Main St, Hartford 53027 | (262) 670-9530 |
| Jordan Electric Inc 1665 Independence Ave, Hartford 53027 | (262) 673-3700 |
| Krentz Electric Co 6985 Lark Ave, Hartford 53027 | (262) 673-2336 |