| Business | Phone |
| Northeastern Contractors Inc 11760 Glen Arm Rd, Glen Arm 21057 | (410) 593-9901 |
| Ptd Custom Builders Inc 11528 Glen Arm Rd, Glen Arm 21057 | (410) 661-7095 |
| Smith Brothers Construction 12311 Manor Rd, Glen Arm 21057 | (410) 592-5892 |
| Fahey Construction Co 4613 Long Green Rd, Glen Arm 21057 | (410) 592-2322 |
| G M Home Improvement Contr 4 Wagonwheel Ct, Glen Arm 21057 | (410) 668-0557 |