| Business Name | Address | |
| Electrician Inc | 2595 Morgan Territory Rd Clayton, CA 94517 |
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| Clayton Valley Electric Co | 5729 Roanwood Way Concord, CA 94521 |
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| Flynn Electric | 5100 Clayton Rd # B1 Concord, CA 94521 |
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| Martucci Electric | 1910 Meredith Ct Concord, CA 94521 |
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| Wagner Electric | 4619 Stillwater Ct Concord, CA 94521 |
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