| Business Name | Address | |
| J J Crewe & Son Inc | 7110 Michaels Mill Rd Buckeystown, MD 21717 |
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| W E Davis Electric Inc | 5112 Pegasus Ct # C Frederick, MD 21704 |
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| Trice Electric | 4507 Metropolitan Ct # C Frederick, MD 21704 |
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| Doing Electric Inc | 8995 Urbana Church Rd # A Frederick, MD 21704 |
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| Auspex Associates | 5713 Industry Ln # 51 Frederick, MD 21704 |
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