| Business Name | Address | |
| Rouse Electric | 4083 Grandview Ave Gurnee, IL 60031 |
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| Commercial Electric | Wadsworth, IL 60083 |
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| O'Brien Electric Inc | 14505 W Country Lane Dr Wadsworth, IL 60083 |
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| Electric Service Co/Lake Cnty | 3134 Sheeler Ave Waukegan, IL 60085 |
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| Jewell Electric Inc | 806 W Glen Flora Ave Waukegan, IL 60085 |
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