| Business Name | Address | |
| Lewis Electric Co | 509 Poplar St Smackover, AR 71762 |
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| T & B Electric Co | 174 Union 458 El Dorado, AR 71730 |
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| Service Electric | 120 Timber Ridge Ln El Dorado, AR 71730 |
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| Murphree Electric Co | 211 Pleasant Grove Rd El Dorado, AR 71730 |
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| E/I Technical Svc | 1722 Country Rd El Dorado, AR 71730 |
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