| Business Name | Address | |
| Mjm Electric | 58 Bridge St Thomaston, CT 06787 |
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| Town Line Electric | Plymouth, CT 06782 |
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| Byrnes Electrical Svc | 205 Birge Park Rd Harwinton, CT 06791 |
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| Berkshire Electric & Constr | 86 Gale Rd Harwinton, CT 06791 |
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| Terlecky Electric | 101 Mansfield Rd Harwinton, CT 06791 |
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