| Business Name | Address | |
| Bernardo Electric Co | 8 Terry Ln Commack, NY 11725 |
 |
| R & R Brothers Electrical Cont | 507 Lynn Ave East Northport, NY 11731 |
|
| Marathon Electric LTD | 19 Deland St East Northport, NY 11731 |
|
| Douglas Electrical Contracting | 15 Loret Ln East Northport, NY 11731 |
|
| Leto & Leto Electric Inc | 706 1st St N East Northport, NY 11731 |
|