Best Private Investigators in Naples, FL
10 agencies listed · 8 in Naples · 2 open 24/7 · 5 open weekends · 7 rated 4.5+
Data verified October 19, 2026
Naples Security Solutions
Investigative Tactics
DDC - Due Diligence Consulting
Admiral Crown Private Investigation Services
Gilbertson Investigations
The 10 agencies on this page are the private investigators listed for Naples, FL. What each one states about its license, its specialties and the areas it covers comes from its own website; ratings and quotes come from public reviews.

Area overview: Naples, FL
8 of the 10 agencies we list are based in Naples; the other 2 serve Naples from Marco Island (14 mi). 7 of the agencies on this page have a rating, from 4.8 to 5.0 across 38 reviews. 2 are open around the clock; 5 are open on Saturdays and 4 on Sundays. The services the agencies on this page list most often on their websites are background checks (3), armed bodyguard (2), child custody investigation (2), gps tracking services (2) and infidelity investigations (2). 6 show a license on their websites and 1 has a BBB rating of A or A+. Domain records put 8 websites of the agencies on this page at ten or more years old; the oldest dates from 2000. 2 offer urgent consultations and 2 offer a free initial consultation. We have a website on file for all 10 of the agencies on this page; all 10 publish a contact page and 8 list a public email. We count these figures across the agencies on this page; distances are straight-line, and hours and prices change, so confirm the details with the agency before you book.
Do investigators listed for Naples discuss a case free?
2 of the 10 agencies state that a first consultation costs nothing. Use it to describe the problem and hear whether the work can be done lawfully at all. A straight agency will sometimes tell you on that call that what you want cannot be obtained, which saves you a retainer.