| Business | Phone |
| Teixeira Electric Middleton 1949 | (978) 739-4054 |
| Paul E Fontaine Electrical 21 Eddington St, Middleton 1949 | (978) 750-3668 |
| Essex Electric Co 22 Lonergan Rd, Middleton 1949 | (978) 646-9170 |
| Donald G Fischer 21 Perkins Rd, Middleton 1949 | (978) 774-6375 |
| Gallagher Electric 16 Arrow St, Middleton 1949 | (978) 750-8899 |
| Grace Electric 10 Park Ave, Middleton 1949 | (978) 774-9150 |
| Idb Electrical Svc 14 Hilldale Ave, Middleton 1949 | (978) 304-1310 |
| James J Carbone Electric Contr 16 Liberty St, Middleton 1949 | (978) 777-5938 |