| Business | Phone |
| Allis Chalmers Elec Motor 2807 Annapolis Rd, Baltimore 21230 | (410) 539-1933 |
| Kauffman Electric Co Inc 3400 Boston St, Baltimore 21224 | (410) 276-4000 |
| Lange Electric Co 2626 W Patapsco Ave, Baltimore 21230 | (410) 644-3500 |
| Mid Atlantic Motor Sports 7418 Eastern Ave, Baltimore 21224 | (410) 288-1802 |
| Chesaco Motors 3635 Old Court Rd, Baltimore 21208 | (410) 486-0200 |
| Team Svc Corp 1401 Angela Ave, Baltimore 21227 | (410) 536-4488 |