| Business Name | Address | |
| Mid-Coast Energy Systems Inc | RR 1 Damariscotta, ME 04543 |
 |
| Oyster Creek Electric | 29 Branch Rd Damariscotta, ME 04543 |
|
| Rightway Electrical Svc | Damariscotta, ME 04543 |
|
| S F Prentice & Son Electric | 1713 Bristol Rd Bristol, ME 04539 |
|
| Rivermills Electric Inc | 55 Baywinds Rd Bristol, ME 04539 |
|