Best Private Investigators near San Tan Valley, AZ
1 of these agencies is based in San Tan Valley; the others serve San Tan Valley from Mesa (18 mi), Chandler (19 mi) and Scottsdale (39 mi).
3 open 24/7 · 6 open weekends · 9 rated 4.5+ · 4 show a license
Data verified October 17, 2026
Urban Spy - Licensed Private Investigator in Arizona
“I was at risk of losing my job and Jason stepped in and did his best to help me find a solution.”
Mason Investigative Solutions
“I have engaged his firm on small and large cases, and he provides valuable investigative services in a timely manner.”
Rent Perfect
“RP is on top of the latest laws and rules that could cost thousands if done wrong!”
Lien & Bond Investigations
“Im grateful to have met him, as he is such a good person and caring and genuine.”
Ispynserve4u Process Service / Mobile Notary
“Paid for it yesterday and it got served today on the first try.”
The 10 agencies on this page are the private investigators listed for San Tan Valley, AZ. 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: San Tan Valley, AZ
9 of the 10 agencies on this page have a rating, from 4.6 to 5.0 across 282 reviews; 2 have 50 or more reviews. When clients rate these agencies on specific qualities, they most often praise professionalism (96%), responsiveness (89%) and quality (78%). 3 are open around the clock; 6 are open on Saturdays and 4 on Sundays. 4 show a license on their websites. 7 have ten or more years of experience, the longest 30 years. 3 offer urgent consultations and 2 offer a free initial consultation. We have a website on file for all 10 of the agencies on this page; 8 publish a contact page and 8 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.
Which investigators listed for San Tan Valley describe their work online?
All 10 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.
Affordable Private Eyes
“This is an excellent company with great service!!!!!”
Book onlineBook
Desert Private Investigations
“Donna was very professional, helpful, dedicated and thorough.”
Covert Special Investigations
“I've known and worked with them numerous times over the years, and their diligence, hard work and attention to detail ensures that i will continue to use them.”
Arizona Investigative Associates
Why these companies made our list
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