| Business Name | Address | |
| Legend Electric | 26567 462nd Ave Hartford, SD 57033 |
 |
| Farr Electric | 25165 459th Ave Humboldt, SD 57035 |
|
| Siemonsma Electric | 25755 456th Ave Humboldt, SD 57035 |
|
| Hoekman Electric | 47147 258th St Sioux Falls, SD 57107 |
|
| Action Electric Inc | 5200 W 9th St Sioux Falls, SD 57107 |
|