Root Investigations
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2 of these agencies are based in Huntington; the others serve Huntington from towns including Rockville Centre (19 mi), Melville (7 mi) and Farmingdale (9 mi).
9 open 24/7 · 14 open weekends · 21 rated 4.5+ · 12 show a license
Data verified October 18, 2026
The 24 agencies on this page are the private investigators listed for Huntington, NY. 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.

23 of the 24 agencies on this page have a rating, from 4.2 to 5.0 across 460 reviews; 4 have 50 or more reviews and 21 are rated 4.5 or higher. When clients rate these agencies on specific qualities, they most often praise professionalism (97%), quality (86%) and responsiveness (83%). 9 are open around the clock; 14 are open on Saturdays and 12 on Sundays. The services the agencies on this page list most often on their websites are background checks (2), private investigations (2) and surveillance (2). 12 show a license on their websites and 3 have a BBB rating of A or A+. 16 have ten or more years of experience, the longest 27 years. 9 offer urgent consultations; 1 offers remote or virtual consultations; 5 offer a free initial consultation and 2 list coupons or special offers. 1 has Spanish-speaking staff. We have a website on file for all 24 of the agencies on this page; 18 publish a contact page and 21 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.
2 of the 24 agencies have an address in Huntington. The others come from other towns. Investigators travel to the subject, so an office one county over is rarely the issue. State licensing is the thing to check.