| Business | Phone |
| Computer Headquarters 10868 York Rd, Cockysvl Hnt Vly 21030 | (410) 666-8002 |
| Computer Help Inc 224 Schilling Cir, Cockysvl Hnt Vly 21031 | (410) 785-6058 |
| Continental Technologies 10540 York Rd # F, Cockysvl Hnt Vly 21030 | (410) 628-0330 |
| Data Networks 309 International Cir # 120, Cockysvl Hnt Vly 21030 | (410) 823-3000 |
| Datatrek Inc 243 Cockeysville Rd # B, Cockysvl Hnt Vly 21030 | (410) 242-9660 |
| Systems Alliance 11101 Mccormick Rd, Cockysvl Hnt Vly 21031 | (410) 584-0595 |