| Business Name | Address | |
| Janney Electric Co | Cockysvl Hnt Vly, MD 21065 |
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| Ernst Electrical Svc | 1922 Greenspring Dr Timonium, MD 21093 |
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| Crown Electric Co | 2027 Greenspring Dr Timonium, MD 21093 |
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| Jmrw Electric Inc | 1804 Eastridge Rd Timonium, MD 21093 |
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| Winn Electric Co | 3 Spring House Rd Lutherville, MD 21093 |
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