| Business Name | Address | |
| E/I Technical Svc | 1722 Country Rd El Dorado, AR 71730 |
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| El-Ark Electric Co | 1321 N Miles Ave El Dorado, AR 71730 |
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| Electrical Maintenance Inc | 202 N Washington Ave El Dorado, AR 71730 |
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| Electrical Services Co | 520 E Main St El Dorado, AR 71730 |
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| Evers & Whatley Electric Inc | 311 Campbell Rd El Dorado, AR 71730 |
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