| Business | Phone |
| Architects & Residential Dsgn 120 Record St, Frederick 21701 | (301) 695-7663 |
| Baker Architects 241 E 4th St # 104, Frederick 21701 | (301) 663-8099 |
| Bmk Architects 6 N East St # 300, Frederick 21701 | (301) 662-8611 |
| Cmw Group 44 N Market St # 300, Frederick 21701 | (301) 631-2995 |
| Fox Architects 120 W Church St, Frederick 21701 | (301) 228-2600 |
| John Samuel Williams & Assoc 237 W Patrick St, Frederick 21701 | (301) 694-7377 |
| Nutec Design Assoc Inc 178 Thomas Johnson Dr # 204l, Frederick 21702 | (301) 682-9080 |
| Proffitt & Assoc Architects 100 N Market St, Frederick 21701 | (301) 662-8532 |