| Business | Phone |
| 21st Century Business Concepts 4922 Alice Ave, Ellicott City 21043 | (410) 461-2507 |
| Applied Technical Solutions 4728 Dorsey Hall Dr # 805, Ellicott City 21042 | (443) 472-2565 |
| Brightlink Technologies Ellicott City 21043 | (410) 549-5338 |
| Centennial Square Computers 10314a Baltimore National Pike, Ellicott City 21042 | (410) 313-8076 |
| Rent-A-Geek Ellicott City 21043 | (410) 480-0926 |
| Tower Pc 8625 Wheatfield Way, Ellicott City 21043 | (410) 456-2878 |