Bosco Legal Services
“They are very responsive and get every task we need done very quickly.”
Best Private Investigators near Eastvale, CA
These agencies serve Eastvale from nearby bases in towns including Riverside, Rancho Cucamonga and Corona.
15 agencies listed · 3 open weekends · 12 rated 4.5+ · 6 show a license
Data verified October 16, 2026
Tag Force Security & Patrol Services
RJN Investigations
“Extremely knowledgeable, pointed me in the right direction.”
GET BIT Investigations
Ci&s Investigations
“The results were beyond expected and due to the diligence and investigative methods of CIS investigation firm I was able to present the findings to the court in my favor winning me sole custody of my child.”
Pyrocop
The 15 agencies on this page are the private investigators listed for Eastvale, CA. 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: Eastvale, CA
14 of the 15 agencies on this page have a rating, from 3.9 to 5.0 across 64 reviews; 12 are rated 4.5 or higher. 3 are open on Saturdays and 1 on Sundays. 6 show a license on their websites and 1 has a BBB rating of A or A+. 9 have ten or more years of experience, the longest 30 years. 1 offers remote or virtual consultations; 4 offer a free initial consultation and 2 are family- or locally-owned. We have a website on file for 11 of the agencies on this page; 8 publish a contact page and 5 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 Eastvale describe their work online?
11 of the 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.
Stone Investigation Services
“Has made a big difference in our cases.”
Pac Rim Investigative Services Group
Fugitive Recovery Agent
XPD Investigations
Joe Mar Polygraph & Investigation Services
“And Highly recommended to Anyone that needs Accurate Results.”
Michael Whedon Investigations
Ron Farris Investigations
Cobalt Consulting and Investigations
Gonzalez Exclusive Invstgtv
Why these companies made our list
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