| Business | Phone |
| Maple Electric Inc 5618 Allcroft Rd, Halethorpe 21227 | (410) 737-9210 |
| Mc Laughlin Electric Co 5 Azar Ct, Halethorpe 21227 | (410) 242-3200 |
| Dr Electric 4027 Annapolis Rd, Halethorpe 21227 | (410) 636-6646 |
| Leo H Feehely 2909 Michigan Ave, Halethorpe 21227 | (410) 789-5997 |
| Wizard Electric Halethorpe 21227 | (410) 247-5777 |