| Business | Phone |
| Marc Electric 9008 Lesan Rd, Randallstown 21133 | (410) 922-7081 |
| Paul E Connelly Electric 8907 Meadow Heights Rd, Randallstown 21133 | (410) 655-2284 |
| Robert Johnson Electric 9020 Church Ln, Randallstown 21133 | (410) 922-3456 |
| Shoats Electric Corp 10012 Marriottsville Rd, Randallstown 21133 | (410) 521-0578 |
| Centex Electric Inc Randallstown 21133 | (410) 655-3899 |
| Howard Electric Co 9013 Allenswood Rd, Randallstown 21133 | (410) 922-5588 |
| W W Electric Contractors Po Box 527, Randallstown 21133 | (410) 521-5699 |
| W W Electrical Contractors Inc 55 Millstone Rd, Randallstown 21133 | (410) 922-4025 |
| Webster Electric 3920 Lumo Cir, Randallstown 21133 | (410) 655-8286 |