| Business Name | Address | |
| Douglas Electric | RR 1 Hillview, IL 62050 |
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| Phares Electric | 220 Westmoor Dr White Hall, IL 62092 |
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| Rick Weigler Electrical Htg | 26940 Sunderland Rd Jerseyville, IL 62052 |
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| Anderson Mechanical Systems | RR 1 Jerseyville, IL 62052 |
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| Modern Electric | 709 Snedeker St Jerseyville, IL 62052 |
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