| Business | Phone |
| Change Dynamics 100 Quentin Roosevelt Blvd, Garden City 11530 | (516) 832-7030 |
| Consulting Group 365 Stewart Ave, Garden City 11530 | (516) 873-6293 |
| E Government Consulting Group 1225 Franklin Ave, Garden City 11530 | (516) 992-3481 |
| Excel Consulting Inc 600 Old Country Rd # 535, Garden City 11530 | (516) 542-0169 |
| Fogarty Advisory Svc 101 Dover Pkwy, Garden City 11530 | (516) 352-1835 |
| J L Consulting 36 Maxwell Rd, Garden City 11530 | (516) 742-2776 |
| Whiteford Advisors 1010 Franklin Ave # 303, Garden City 11530 | (516) 746-5724 |