| Business Name | Address | |
| Humboldt County Rural Electric | 1505 150th St Lu Verne, IA 50560 |
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| Roethler Electric | 301 N Lantry St Algona, IA 50511 |
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| Dean Meyer Electric | 1811 E Poplar St Algona, IA 50511 |
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| Cary Lane Electric | 604 Diagonal St Algona, IA 50511 |
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| Hoffman Electric | 221 N Thorington St Algona, IA 50511 |
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