| Business | Phone |
| Allen Gunn Financial 200 Parkway Dr S, Hauppauge 11788 | (631) 858-1400 |
| American Capital 490 Wheeler Rd # 106, Hauppauge 11788 | (631) 851-0918 |
| Arista Trades Securities Llc 700 Veterans Hwy, Hauppauge 11788 | (631) 265-5780 |
| Matthew J Barbis Financial 1377 Motor Pkwy, Hauppauge 11788 | (631) 234-4667 |
| Brook Street Securities 300 Wheeler Rd, Hauppauge 11788 | (631) 486-3355 |
| Medtech Capital Svc 111 Smithtown Byp # 105, Hauppauge 11788 | (631) 265-3868 |
| Montauk Financial 490 Wheeler Rd, Hauppauge 11788 | (631) 232-4216 |
| E G Enterprises Group Llc 700 Veterans Memorial Hwy, Hauppauge 11788 | (631) 724-3932 |
| Franklin First Financial Lp 150 Motor Pkwy, Hauppauge 11788 | (631) 435-2300 |
| Ge Financial Assurance 330 Motor Pkwy, Hauppauge 11788 | (631) 952-1796 |
| Hickey Colarossi & Williams 200 Motor Pkwy # D26, Hauppauge 11788 | (631) 300-4320 |
| Sfm Co 527 Townline Rd, Hauppauge 11788 | (631) 361-4700 |
| Smith Barney 898 Veterans Hwy # 500, Hauppauge 11788 | (631) 851-1685 |