Unum Investigations
“I just liked that I had one point of contact throughout the whole process and that the person I actually paid was actually the very same person doing the work.”
Best Private Investigators near Greenburgh, NY
These agencies serve Greenburgh from nearby bases in towns including White Plains, Yonkers and Pearl River.
15 agencies listed · 4 open 24/7 · 9 open weekends · 14 rated 4.5+ · 4 show a license
Data verified October 27, 2026
Cop Call Private Investigations
“He and Cop Call Private Investigations are professional, talented and have assisted my law office in several challenging and difficult cases.”
Asubpoena Service
“Not only were they respectful, they did everything I needed even though it was a short window of time to an unknown address.”
DCW Investigations & Security
“They're genuinely respectful, the classroom is clean, and above all, they do not overcharge or make you pay extra for false requirements.”
Unique Investigations
“My experience was absolutely positive, John Mazzuca is very professional and just nice person to have deal with.”
Tmbs Protection Services INC
“Gets the job done the right way.”
The 15 agencies on this page are the private investigators listed for Greenburgh, 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: Greenburgh, NY
The 15 agencies on this page are rated from 3.9 to 5.0 across 344 reviews; 2 have 50 or more reviews and 14 are rated 4.5 or higher. 4 are open around the clock; 8 are open on Saturdays and 8 on Sundays. 4 show a license on their websites. Domain records put 10 websites of the agencies on this page at ten or more years old; the oldest dates from 1996. 4 offer urgent consultations and 1 offers a free initial consultation. We have a website on file for all 15 of the agencies on this page; 14 publish a contact page and 14 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 Greenburgh describe their work online?
All 15 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.
Compass Investigators Adjstrs
“They quickly and professionally resolved all issues in the most advantageous manner to my clients.”
MJS Investigations,llc
“Very quick and responsive for process service and they have previously assisted me with locating an individual we could not find.”
C J Security Services
Trinity Investigative Group
“He quickly tracked down an individual who owed me money.”
Absolute Private Special Investigations
“I have been using this company since 2020 and I have gotten great results by using their services.”
Elite Investigations
“He kept me informed at all times and was ultimately able to provide the information that I was seeking in very short order - he put my mind at ease!”
RGA Investigations and Security
Goldrick and Desmond Investigative
Heathcote Investigations
Why these companies made our list
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