| Business Name | Address | |
| Chesapeake Power & Light | 5405 Ebenezer Rd White Marsh, MD 21162 |
 |
| Key Systems Inc | 10839 Philadelphia Rd White Marsh, MD 21162 |
|
| K Electric Co Inc | Baltimore, MD 21220 |
|
| Tektrol Inc | 405 Armstrong Rd Baltimore, MD 21220 |
|
| Red Rose Electric | 458 Machias Pl Baltimore, MD 21220 |
|