| Business Name | Address | |
| Kauffman Electric Inc | 2707 Iowa St Columbus Jct, IA 52738 |
 |
| Haight Electric | 304 S Olive St Winfield, IA 52659 |
|
| Morse Electric | 305 N Clark St Winfield, IA 52659 |
|
| Odessa Mechanical Contracting | 10239 Highway 99 Wapello, IA 52653 |
|
| Lanz Electric | 12538 County Road H22 Wapello, IA 52653 |
|