Gravitas Investigations
“Adam took time to talk over my case with me and was very personable and professional.”
Best Private Investigators in Cincinnati, OH
10 agencies listed · 6 in Cincinnati · 2 open 24/7 · 4 open weekends · 3 rated 4.5+
Data verified October 21, 2026
We are still growing
There are too few quality options within 15 miles, so we have expanded area of coverage to up to 60 miles from you. This includes Cincinnati and several other cities.
Confidential Investigations
“Amazing company with reliable and confidential services!”
A Precision Investigation & Consulting
“When you need someone with a strong understanding of the criminal justice system, they are truly the best.”
Tenable Protective Services
Quest Associates of Ohio
Infocheckusa
The 10 agencies on this page are the private investigators listed for Cincinnati, OH. 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: Cincinnati, OH
6 of the 10 agencies we list are based in Cincinnati; the other 4 serve Cincinnati from Hamilton (18 mi), Crescent Springs, KY (7 mi) and Taylor Mill, KY (9 mi). 6 of the agencies on this page have a rating, from 4.0 to 5.0 across 56 reviews; 3 are rated 4.5 or higher. 2 are open around the clock and 4 are open on weekends. 2 show a license on their websites and 1 has a BBB rating of A or A+. Domain records put 6 websites of the agencies on this page at ten or more years old; the oldest dates from 2002. 2 offer urgent consultations and 1 offers a free initial consultation. We have a website on file for all 10 of the agencies on this page; 8 publish a contact page; 7 list a public email and 1 takes bookings online. 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.
Why are investigation agencies outside Cincinnati shown here?
6 of the 10 agencies have an address in Cincinnati. 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.
Focus Investigations
Greater Cincinnati Investigation
Titan Investigations
Ohio Polygraph & Associates
“Got me the truth I was pleased and really appreciate what they did for me.”
Why these companies made our list
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