| Business | Phone |
| Applied Software Inc 3919 National Dr # 300, Burtonsville 20866 | (301) 421-4430 |
| Artic Systems Inc 15320 Spencerville Ct, Burtonsville 20866 | (301) 384-8400 |
| Techworld International Inc 3018 Novak Ter, Burtonsville 20866 | (301) 421-0873 |
| Strategic Business Systems Burtonsville 20866 | (301) 476-8360 |
| Future Systems Inc 15410 Athey Rd, Burtonsville 20866 | (301) 421-0134 |