| Business Name | Address | |
| Barrett Electric Co | 7025 Silver Run Rd La Plata, MD 20646 |
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| John Goudie Electric | 4436 Theodore Green White Plains, MD 20695 |
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| C H Attick Electric Inc | 10485 Theodore Green Blvd White Plains, MD 20695 |
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| Tram Inc | 4474 Southern Business Park Dr White Plains, MD 20695 |
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| Smyth Electric Inc | 10515 Theodore Green Blvd # 21 White Plains, MD 20695 |
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