| Business | Phone |
| Power Concepts 8100 Marlboro Pike, District Heights 20747 | (301) 568-4545 |
| Rbg Electric 8062 Cryden Way, District Heights 20747 | (301) 967-1112 |
| D B Electric Llc 6206 District Heights Pkwy, District Heights 20747 | (301) 736-0151 |
| Williams Electric 3829 Penn Belt Pl, District Heights 20747 | (301) 568-2788 |