| Business Name | Address | |
| O J Mann Electric Svc Inc | 777 Peck Ln Cheshire, CT 06410 |
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| Helios Power & Control | 180 Cossaduck Hill Rd North Stonington, CT 06359 |
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| Tig Electric Inc | 95 Yawbux Valley Rd North Stonington, CT 06359 |
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| R D Vandale Electric Co | 144 Wyassup Rd North Stonington, CT 06359 |
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| C & G Electric | 199 Wyassup Rd North Stonington, CT 06359 |
|