| Business | Phone |
| Alpine Computer Technologies 366 N Broadway, Jericho 11753 | (516) 942-4292 |
| Computers Unlimited Inc 2 Robbins Ln, Jericho 11753 | (516) 681-2266 |
| Sims Level 1 Inc 366 N Broadway, Jericho 11753 | (516) 942-4236 |
| Ncr Corp 30 Jericho Executive Plz, Jericho 11753 | (516) 876-7200 |
| Unisys Corp 380 N Broadway, Jericho 11753 | (516) 733-7700 |