| Business Name | Address | |
| Herrmann Electrical | 1260 Howard Ave Marengo, IA 52301 |
 |
| Roberts Electric | 1602 H Ave Ladora, IA 52251 |
|
| Mayberry Electric | 104 W State St Williamsburg, IA 52361 |
|
| Imhoff Electric | 405 N Maplewood Ave Williamsburg, IA 52361 |
|
| Robert Newkirk Electric | 402 W Walnut St Williamsburg, IA 52361 |
|