| Business Name | Address | |
| Smith Electric | 3271 J Ave North English, IA 52316 |
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| Robert Newkirk Electric | 402 W Walnut St Williamsburg, IA 52361 |
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| Imhoff Electric | 405 N Maplewood Ave Williamsburg, IA 52361 |
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| Mayberry Electric | 104 W State St Williamsburg, IA 52361 |
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| Sumitomo Electric Carbide Inc | 5353 Highway 21 Deep River, IA 52222 |
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