| Business Name | Address | |
| Brennan Electric | 151 S Windham Rd Willimantic, CT 06226 |
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| Denis Electric | 39 Tyler Rd Windham, CT 06280 |
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| Century Electric | Ballamahack Rd Windham, CT 06280 |
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| Dainton Electric | 96 Mansfield City Rd Mansfield Center, CT 06250 |
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| Custom Electric | 418 Boston Post Rd # Trlr North Windham, CT 06256 |
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