| Business Name | Address | |
| Sanchez Electric | 3763 Bancroft Dr Spring Valley, CA 91977 |
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| Interwest Electric | 7893 Grape St La Mesa, CA 91941 |
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| Industry Electric | La Mesa, CA 91941 |
|
| Terra Nova Electric Inc | La Mesa, CA 91941 |
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| Volks Electric | La Mesa, CA 91941 |
|