| Business Name | Address | |
| Jacobson Electric | 845 Farnham Farnhamville, IA 50538 |
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| Interstates Electric | 1500 N Mulberry St Jefferson, IA 50129 |
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| Taylor Electric & Constr | 1002 N Wilson St Jefferson, IA 50129 |
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| Midland Power Cooperative | 1005 E Lincolnway St Jefferson, IA 50129 |
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| Durlam Electric | 1108 N Elm St Jefferson, IA 50129 |
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