| Business Name | Address | |
| Crest Electric | PO Box 780 Pine Valley, CA 91962 |
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| Sharpe Electric Inc | 18059 Exposition Dr Jamul, CA 91935 |
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| Chuck Clinkscales | Jamul, CA 91935 |
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| Tsw Electric | 3019 Otto Ave Alpine, CA 91901 |
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| Grd Electric | Alpine, CA 91901 |
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