Stealth Investigative Agency
“When I needed expert witness during the property exchange, or collecting evidence for court violations committed by my ex and evidence to ensure safety of my children they did a superb work.”
Best Private Investigators near Sterling, VA
1 of these agencies is based in Sterling; the others serve Sterling from towns including Fairfax (12 mi), Ashburn (4 mi) and Rockville, MD (14 mi).
4 open 24/7 · 6 open weekends · 12 rated 4.5+ · 3 show a license
Data verified October 15, 2026
Aliass
“We were so appreciative of her hard work in locating a new address for our paper.”
North Eastern Security Force
“This is honestly the best security company.”
Prudential Associates
“Jared Stern and his investigators have assisted my clients in many situations from confirming adultery, locating and retrieving a missing vehicle to finding a kidnapped child.”
Silver Star Investigations
“Michael was both efficient and communicative in effecting a difficult serve in less than a day after I had hired him.”
K17 Security
“Their professionalism, attention to detail, and commitment to security are commendable.”
The 15 agencies on this page are the private investigators listed for Sterling, VA. 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: Sterling, VA
13 of the 15 agencies on this page have a rating, from 4.1 to 5.0 across 204 reviews; 12 are rated 4.5 or higher. 4 are open around the clock and 6 are open on weekends. 3 show a license on their websites and 3 have a BBB rating of A or A+. Domain records put 7 websites of the agencies on this page at ten or more years old; the oldest dates from 1999. 4 offer urgent consultations and 5 offer 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 11 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.
Do investigators listed for Sterling discuss a case free?
5 of the 15 agencies state that a first consultation costs nothing. Use it to describe the problem and hear whether the work can be done lawfully at all. A straight agency will sometimes tell you on that call that what you want cannot be obtained, which saves you a retainer.
Interprobe
“Interprobe was instrumental in locating 4 individuals, process serving each individual in different states and helping me put together the necessary information for the FBI, US District Attorney and SBA.”
Positive Force Personal Protection
“I must say, those guys put us the best position to deal with what the world has come to today.”
State Protection Agency
“I hired them for security and it was top notch, very professional and hard working.”
Sentry Force Security
“I have used Sentry Force Security for over a year, I have never had such peace of mind knowing my business and properties are secure.”
Double G Protection & Investigation Firm
“The agents at Double G were professional and understanding when we spoke.”
Keypoint Government Solutions
Next Level Investigations
BPS Investigations & Security
National Consulting & Investigative Services
Why these companies made our list
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