| Business | Phone |
| Advanced Strategies Corp 300 Garden City Plz # 428, Garden City 11530 | (516) 535-0777 |
| Barnett Associates Inc 61 Hilton Ave # 2, Garden City 11530 | (516) 877-2860 |
| Business Development Group 585 Stewart Ave # 770, Garden City 11530 | (516) 222-0236 |
| Gaf Consultants 1010 Franklin Ave, Garden City 11530 | (516) 773-0070 |
| Halper Capital Management Llc 1225 Franklin Ave # 200, Garden City 11530 | (516) 739-0090 |
| Jamaica Bay Assoc 7 Prospect Ave, Garden City 11530 | (516) 742-3744 |
| Lee Nolan & Assoc 200 Garden City Plz # 430, Garden City 11530 | (516) 739-1240 |
| Seer Advisors Corp 15 Barnes Ln, Garden City 11530 | (516) 248-7839 |
| N & B Management Inc 226 7th St, Garden City 11530 | (516) 248-8670 |
| National Public Energy Inc 80 Oxford Blvd, Garden City 11530 | (516) 873-8809 |