Best Private Investigators near Hempstead, NY
These agencies serve Hempstead from nearby bases in towns including Carle Place, Farmingdale and Fresh Meadows.
24 agencies listed · 10 open 24/7 · 14 open weekends · 20 rated 4.5+ · 13 show a license
Data verified October 21, 2026
Investigreat - Private Investigator
- Information
- Communication
- Results
Black Ops Private Investigators
- Justice
- Write
- Advice
True People Check
Doyle Security Services
- Work
- Learning
- Organized
Jet Way
- Work
- Gratitude
- Aviation
The 24 agencies on this page are the private investigators listed for Hempstead, 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.

Area overview: Hempstead, NY
23 of the 24 agencies on this page have a rating, from 4.0 to 5.0 across 685 reviews; 5 have 50 or more reviews and 20 are rated 4.5 or higher. When clients rate these agencies on specific qualities, they most often praise professionalism (95%), quality (77%) and responsiveness (77%). 10 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 investigations (2), missing persons (2), surveillance (2) and workers comp private investigators (2). 13 show a license on their websites and 1 has a BBB rating of A or A+. 15 have ten or more years of experience, the longest 36 years. 10 offer urgent consultations; 1 offers remote or virtual consultations; 9 offer a free initial consultation and 1 lists coupons or special offers. 1 has Spanish-speaking staff. We have a website on file for all 24 of the agencies on this page; 22 publish a contact page and 23 list a public email. We count these figures across the agencies on this page; hours and prices change, so confirm the details with the agency before you book.
Which investigators listed for Hempstead describe their work online?
All 24 agencies on this page have a website on file. Those pages are where an agency states its license, the kinds of investigation it takes on, and whether it works mainly for attorneys, for companies or for private clients. That last point changes how a report gets written.
Fletcher Recovery Group
- Company
- Pay
- The State
Dynamic Protection Group
- Company
- Law
- Pay
Data Finder Private Investigations
- Information
- Company
- Tenants
Venetiou & Associates
JL & Associates
- Job
- Company
TIO Square
- Job
Concept Security & Investigations
- Course
Long Island Private Investigator
ROK Investigative Group
Joseph A. Navas, Jr P.I.
Ambassador Protection Services
Gambino Information Services
- Company
- Results
Castro Investigative Agency
Viceroy Investigations & Consulting
Hold That Scene- Investigations and Security
- Company
Paul J Larkin Associates
Infinity Investigations
The NJF Investigative & Recovery Group
- Results