| Business Name | Address | |
| D W Jones Electric | 932 Parsons Dr Madison, MD 21648 |
 |
| Dorchester Electrical Contr | 1515 Deep Water Rd Woolford, MD 21677 |
|
| John W Tieder Inc | 736 Woods Rd Cambridge, MD 21613 |
|
| Tomey Electric Inc | 5430 Handley Rd Cambridge, MD 21613 |
|
| Coulbourn Electric | 100 Holly Ter Cambridge, MD 21613 |
|