| Business Name | Address | |
| Lr Joncas Electrical Contr | 148 Worcester Grafton, MA 01519 |
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| Coghlin Electrical | 8 Centennial Dr North Grafton, MA 01536 |
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| Lipinski & Son Electrical | 41 Countryside Rd North Grafton, MA 01536 |
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| Kenbar Inc | 4 Meadow Ln North Grafton, MA 01536 |
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| Allen & Son Electric | Millbury, MA 01527 |
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