| Business | Phone |
| Crescent Research Specialists 3503 Ocean Bluff Ct, Naples 34120 | (239) 354-2142 |
| Ifn Research Llc 4206 Arnold Ave, Naples 34104 | (239) 403-4344 |
| Investors Research & Dev Corp 791 5th Ave S, Naples 34102 | (239) 262-7215 |
| Nielsen Media Research 2415 Bear Creek Dr, Naples 34109 | (239) 514-3915 |
| Nielsen Media Research 4509 Coral Palms Ln, Naples 34116 | (239) 354-0783 |
| Southern Research 3786 Mercantile Ave, Naples 34104 | (239) 261-1614 |