| Business Name | Address | |
| Beebout Electric | 318 S Columbia St Columbia, IA 50057 |
 |
| Advanced Electrical | 105 N 6th St Knoxville, IA 50138 |
|
| KIRK Electrical Svc | 221 E Main St Knoxville, IA 50138 |
|
| Meisner Electric | 3406 E Pleasant St Knoxville, IA 50138 |
|
| R D Sullivan Electric Contr | 793 Lucas St Knoxville, IA 50138 |
|