| Business | Phone |
| Advanced Acoustic Concepts 425 Oser Ave, Hauppauge 11788 | (631) 273-5700 |
| Ajilon Consulting 1200 Veterans Hwy # 300, Hauppauge 11788 | (516) 942-7777 |
| Merging Technologies Group 175 Commerce Dr # K, Hauppauge 11788 | (631) 435-2955 |
| Computer Systems Support 80 Suffolk Ct, Hauppauge 11788 | (631) 755-9400 |
| Crm Solutions 235 Brooksite Dr, Hauppauge 11788 | (631) 265-6356 |
| D X Corp 111 Smithtown Byp # 215, Hauppauge 11788 | (631) 584-4740 |
| Digital Network Technology 180 Oser Ave # 450, Hauppauge 11788 | (631) 300-1020 |
| Flexible Business Systems Inc 85 Corporate Dr, Hauppauge 11788 | (631) 756-0404 |