| Business Name | Address | |
| River Valley Svc | 304 Nelson St Cambridge, NE 69022 |
 |
| Trenton Electric Co | 2300 W J St Mc Cook, NE 69001 |
|
| D & T Electric Inc | 801 W 3rd St Mc Cook, NE 69001 |
|
| Steve's Electric | 1404 W H St Mc Cook, NE 69001 |
|
| Zip Electric | 1206 Norris Ave Mc Cook, NE 69001 |
|