| Business Name | Address | |
| Carney Electric Inc | 9850 Harford Rd Parkville, MD 21234 |
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| Ashton Electric Co | 6900 Harford Rd Baltimore, MD 21234 |
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| Johnson & Sons Electric Co | 113 Beech Bark Ln Towson, MD 21286 |
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| Kolb Electric | Baltimore, MD 21286 |
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| Helms Electric | Towson, MD 21286 |
|