| Business | Phone |
| Quality Machining 140 Wellers Aly, Hagerstown 21740 | (301) 733-1138 |
| Reed Precision Machining 211 S Locust St, Hagerstown 21740 | (301) 745-3445 |
| Tcg Co 500 Maryland Ave, Hagerstown 21740 | (301) 766-4111 |
| Custom Machine Shop 840 Bowman Ave, Hagerstown 21740 | (301) 739-4606 |
| Dlh Machine Llc 16138 Broadfording Rd, Hagerstown 21740 | (301) 739-1183 |
| Lake Precision Machine Inc 20140 Scholar Dr, Hagerstown 21742 | (301) 790-4022 |