| Business Name | Address | |
| Kress Plumbing Heating & Elec | 305 E Dubuque St Quasqueton, IA 52326 |
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| Reed Electric | 555 4th St N Winthrop, IA 50682 |
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| Morehouse Electric | 165 E Truman St Winthrop, IA 50682 |
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| Zapco Electrical Inc | 5702 Troy Mills Rd Walker, IA 52352 |
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| Freeman Electric Inc | 1716 1st St W Independence, IA 50644 |
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