| Business Name | Address | |
| Sullivan Electric | 1542 Prairie Trl Winterset, IA 50273 |
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| Hanley Electric & Pump | 3159 Saint Charles Rd St Charles, IA 50240 |
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| Pro Electric Inc | 909 Guthrie De Soto, IA 50069 |
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| Perkins Electric | 8017 Hwy 28 Prole, IA 50229 |
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| Gustin Electric Inc | 3123 120th St Cumming, IA 50061 |
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