| Business Name | Address | |
| St George Electrical Svc | 574 Boston Rd # 3 Billerica, MA 01821 |
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| Interstate Electrical Svc Corp | 70 Treble Cove Rd North Billerica, MA 01862 |
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| Rixon Elec Inc | 3 Republic Rd North Billerica, MA 01862 |
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| Hughson Electric | 148 Rangeway Rd North Billerica, MA 01862 |
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| F & S Electrical Svc | 32 Rio Vista St North Billerica, MA 01862 |
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