| Business Name | Address | |
| Lan Electric Inc | 520 Concord Ln Barrington, IL 60010 |
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| Grove Electric Co Inc | 909 IL Route 22 Fox River Grove, IL 60021 |
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| Crystal Electric | 3602 Crestview Dr Long Grove, IL 60047 |
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| AM-PM Electric Inc | 67 S Old Rand Rd Lake Zurich, IL 60047 |
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| Mc Guire Electric Corp | 1050 Ensell Rd # 182 Lake Zurich, IL 60047 |
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