| Business Name | Address | |
| Ballwin Electrical Svc Inc | Ballwin, MO 63011 |
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| Climacon Inc | 816 Big Bend Woods Dr Ballwin, MO 63021 |
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| Ellisville Electrical Svc | Ballwin, MO 63011 |
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| Hall Electrical Svc Inc | 257 Clarkson Rd Ballwin, MO 63011 |
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| K & F Electric Inc | 13545 Barrett Parkway Dr Ballwin, MO 63021 |
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