| Business | Phone |
| Doorman Of Frederick 5460 Beall Dr, Frederick 21704 | (301) 695-6052 |
| Houston Star 3 King Ave # 2, Frederick 21701 | (301) 620-9923 |
| J & J Doors 6116 Newport Ter, Frederick 21701 | (301) 620-0073 |
| M & M Garage Doors Llc 8503 Walter Martz Rd, Frederick 21702 | (301) 698-0947 |
| Raynor Overhead Doors Frederick 21701 | (301) 695-6111 |