| Business | Phone |
| Master Seal 8205 Harford Rd, Baltimore 21234 | (410) 377-2495 |
| Overhead Door Corp 3501 Century Ave, Baltimore 21227 | (410) 636-6300 |
| Dopkin Door Co 2315 Severn St, Baltimore 21230 | (410) 547-6630 |
| G & E Contractors 4319 Harford Rd, Baltimore 21214 | (410) 841-2605 |
| Guardian Door & Window Baltimore 21202 | (410) 234-8133 |
| J & K Doors 5229 Cuthbert Ave, Baltimore 21215 | (410) 664-5958 |
| N Pooner & Sons Inc 1401 Rayard St, Baltimore 21230 | (410) 539-3320 |
| New Door Creative Svc 859 N Howard St, Baltimore 21201 | (410) 225-9333 |
| Building Components Corp 8771 Mylander Ln, Baltimore 21286 | (410) 828-8210 |
| Chesapeake Door Svc 1772 Sulphur Spring Rd # 105, Baltimore 21227 | (410) 752-6267 |
| Clearview Window & Door Co 3316 Putty Hill Ave, Baltimore 21234 | (410) 668-1110 |