| Business Name | Address | |
| Ollinger Electric Shop | 307 N Carpenter St Sumner, IA 50674 |
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| Bolte Electric | 506 4th St SE Tripoli, IA 50676 |
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| Axon Electric | 2138 180th St Tripoli, IA 50676 |
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| Walvatne Electric | 210 W Main St Hawkeye, IA 52147 |
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| Readlyn Farm Automation | 418 E 1st St Readlyn, IA 50668 |
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