| Business | Phone |
| Allee King Rosen & Fleming Inc 222 E Main St # 314, Smithtown 11787 | (631) 265-0735 |
| Fairway Research 20 Gilbert Ave, Smithtown 11787 | (631) 979-1290 |
| Innovative Environment Sltns 143 E Main St, Smithtown 11787 | (631) 360-6670 |
| Windmill Oil Tank Svc 26 Thomas Pl, Smithtown 11787 | (516) 739-6059 |