| Business Name | Address | |
| Brimeyer Electric | 17616 S John Deere Rd Dubuque, IA 52001 |
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| Borgerding Electric | 671 Highland Ct Holy Cross, IA 52053 |
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| Bernard Electric | 171 Bernard Rd Bernard, IA 52032 |
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| Kilburg Electric Inc | 30436 Highway 52 Bellevue, IA 52031 |
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| K & M Marshall Electric | 302 Chestnut St Bellevue, IA 52031 |
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