| Business | Phone |
| Alexander Design Studio 3875 Church Rd, Ellicott City 21043 | (410) 465-8207 |
| Architecture By Design 9005 Chevrolet Dr # 5, Ellicott City 21042 | (410) 480-3210 |
| Architecture Collaborative Inc 8334 Main St, Ellicott City 21043 | (410) 465-7500 |
| John P Chalk 9738 Briarcliffe Ln, Ellicott City 21042 | (410) 730-4300 |
| D W Taylor Assoc 5024 Dorsey Hall Dr # 203, Ellicott City 21042 | (410) 964-1181 |
| Andre G Fontaine 3925 Walt Ann Dr, Ellicott City 21042 | (410) 531-3925 |
| Jsr Assoc 8191 Main St # 2, Ellicott City 21043 | (410) 461-7763 |
| Mc Lain Assoc Inc 8212 Main St, Ellicott City 21043 | (410) 313-9930 |
| Michael Hackley Architects 5052 Dorsey Hall Dr, Ellicott City 21042 | (301) 596-5200 |
| Stewart & Mc Cready Architects 8329 Main St, Ellicott City 21043 | (410) 465-7687 |
| Studio 29 840 Oella Ave, Ellicott City 21043 | (410) 480-1378 |