| Business Name | Address | |
| Meyer Mechanical Contracting | 204 2nd Ave NE Dyersville, IA 52040 |
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| Pfeiler Electric | 216 3rd Ave SE Dyersville, IA 52040 |
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| Harris Electrical Svc | 111 Culver Rd NE Hopkinton, IA 52237 |
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| Dave Wilson Electric | 313 Manchester Ave Earlville, IA 52041 |
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| Manternach Plumbing Heating | 857 Pat St Cascade, IA 52033 |
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