| Business | Phone |
| Accurate Machine Svc Co 7922 E Baltimore St, Baltimore 21224 | (410) 284-6703 |
| Adcor Industries 234 S Haven St, Baltimore 21224 | (410) 327-1800 |
| Am Machine Co Inc 1300 Curtain Ave, Baltimore 21218 | (410) 243-4872 |
| Arco Metals Inc 3546 Old York Rd, Baltimore 21218 | (410) 235-7977 |
| Arti Machine Co Inc 3717 E Baltimore St # 2, Baltimore 21224 | (410) 276-6913 |
| Atlantic Tool & Engineering Co 3023 Hamilton Ave, Baltimore 21214 | (410) 426-3029 |
| Atlas Machine Co Inc 2141 Kennedy Ave, Baltimore 21218 | (410) 467-6200 |
| B & G Quality Machine & Tool 4101 Danville Ave, Baltimore 21224 | (410) 522-0155 |
| Machinecraft Inc 7621 Fitch Ln, Baltimore 21236 | (410) 663-8988 |
| Bruce Machine & Tool Co Inc 1219 Hull St, Baltimore 21230 | (410) 752-5046 |
| Carlstan Machining Inc 2306 Frederick Ave, Baltimore 21223 | (410) 947-4800 |
| Mills Machine Svc Inc 701 Wilson Point Rd # Bx-33, Baltimore 21220 | (410) 574-1605 |
| Chesapeake Machine Co 210 S Janney St, Baltimore 21224 | (410) 327-3350 |
| Codd Fabricators & Boiler Co 700 S Caroline St, Baltimore 21231 | (410) 327-3900 |
| Command Technology Inc 7505 Resource Ct, Baltimore 21226 | (410) 360-2920 |
| D & D Automotive Machine Shop 7604 Eastern Ave, Baltimore 21224 | (410) 284-5130 |
| Doug's Welding Svc Inc 5100 Pennington Ave, Baltimore 21226 | (410) 355-6056 |
| Precision Specialties 8304 Philadelphia Rd, Baltimore 21237 | (410) 574-4806 |
| Experimental Machine Inc 1412 Shoemaker Rd, Baltimore 21209 | (410) 825-5252 |
| Gischel Machine Co 7605 Energy Pkwy, Baltimore 21226 | (410) 360-0800 |
| Gpm Inc 508 S Caton Ave, Baltimore 21229 | (410) 566-3273 |
| Ray Machine Inc 12 Lynbrook Rd, Baltimore 21220 | (410) 686-6955 |
| Real Craft Machine Co 7531 Old Battle Grove Rd, Baltimore 21222 | (410) 477-1920 |
| Harbor Metal Works 4301 E Fayette St, Baltimore 21224 | (410) 276-0506 |
| Hopco 3325 Clipper Mill Rd, Baltimore 21211 | (410) 467-6464 |
| Horton Machine Co 6019 Olson Rd, Baltimore 21225 | (410) 636-2080 |
| Jag Industries Inc 2201 Aisquith St, Baltimore 21218 | (410) 243-5190 |
| John Adam Co 2212 Boston St, Baltimore 21231 | (410) 732-1394 |
| John T Flynn Co Inc 1623 Benhill Ave, Baltimore 21226 | (410) 355-1660 |
| K 2 Machining & Fabricating 1301 Wicomico St, Baltimore 21230 | (410) 385-1033 |
| Kenlee Precision Corp 1701 Inverness Ave, Baltimore 21230 | (410) 525-3800 |
| L & M Automotive Inc 655 E 25th St, Baltimore 21218 | (410) 243-4886 |
| M & M Machine Svc 7604 Energy Pkwy, Baltimore 21226 | (410) 360-0047 |
| Machined Parts Svc Inc 1240 Nanticoke St, Baltimore 21230 | (410) 539-3515 |
| Model Machine Co Inc 1401 S Haven St, Baltimore 21224 | (410) 675-7585 |
| Moro Industrial Tooling 1511 Serpentine Rd, Baltimore 21209 | (410) 828-0034 |
| Parkwood Machine Tool Co 4204 Parkwood Ave, Baltimore 21206 | (410) 485-0544 |
| R & N Mfg 4401 Eastern Ave, Baltimore 21224 | (410) 327-7635 |
| Scandia Manufacturing Co 480 S Brunswick St, Baltimore 21223 | (410) 233-5050 |
| Sigma Machine & Mfg 5423 Odonnell St, Baltimore 21224 | (410) 631-7770 |
| Castle Machine Inc 4837 Carmella Dr, Baltimore 21227 | (410) 247-3663 |
| Clark Machine Corp 1002 Todds Ln, Baltimore 21237 | (410) 687-3020 |
| Stevenson & Co 1300 Carroll St, Baltimore 21230 | (410) 727-4212 |
| Target Manufacturing Co 6021 Olson Rd, Baltimore 21225 | (410) 789-1449 |
| Time Machine 7837 Eastpoint Mall, Baltimore 21224 | (410) 282-4493 |
| Trio Metal Products Co Inc 1411 Clarkview Rd, Baltimore 21209 | (410) 828-5456 |
| United Machine Inc 715 E Ordnance Rd # 106, Baltimore 21226 | (410) 768-8848 |
| Eljay 3720 Commerce Dr, Baltimore 21227 | (443) 568-0121 |
| Hartman Machine Svc 5732 Calverton St, Baltimore 21228 | (410) 747-0809 |
| J & G Enterprises Baltimore 21220 | (410) 665-7119 |
| Karl Manufacturing Co Inc 8031 Philadelphia Rd, Baltimore 21237 | (410) 866-8700 |
| Len Son Machine Co Inc 3026 Eastern Blvd, Baltimore 21220 | (410) 391-3466 |
| Stm Corp 7130 Golden Ring Rd # 118, Baltimore 21221 | (410) 687-9220 |
| Tag Engineering Inc 6707 White Stone Rd # 214, Baltimore 21207 | (410) 265-8686 |