| Business Name | Address | |
| Heil Electric | 201 W 7th St Woonsocket, SD 57385 |
 |
| Nurnberg Electric | 40485 SD Highway 34 Forestburg, SD 57314 |
|
| C & L Electric | 609 N Duff St Plankinton, SD 57368 |
|
| Heil Electric | Plankinton, SD 57368 |
|
| Muth Electric Inc | 307 Dakota Ave N Huron, SD 57350 |
|