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Axis Investigative Services
“They always accomplish what we need done.”
Best Private Investigators near Grapevine, TX
2 of these agencies are based in Grapevine; the others serve Grapevine from towns including Fort Worth (19 mi), Dallas (20 mi) and Arlington (16 mi).
6 open 24/7 · 8 open weekends · 19 rated 4.5+ · 7 show a license
Data verified October 21, 2026
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Polygraph Science Center
“Nothing to be scared of if your telling the truth.”
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Protection 4 the Stars
- License
- Instructor
- Travel
“As an officer of protection 4 the stars, one thing I love about the company is the owner and the supervisor take a hands on approach in making sure officers are well trained and prepared to handle any situation.”
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Aces Private Investigations Dallas
- Company
- Job
- Expectations
“Did I rest easier yes did we all struggle yes, but TJ always and continues to be Team Genea and for that I feel blessed the higher ups let and continue to let our paths cross.”
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Gomez Detective Agency
- Cheating
- Call
- Truth
“The Detective was great and to the point he helped me in settling a lawsuit and I prevailed and I will be forever greatful to him and his team of experts.”
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Car Titles
- Information
- Wealth
- Knowledge
“So I received the Pre Printed Paperwork filled in some of the blanks sent it off to Vermont with regular mail and within a couple weeks I received the tags, and a short time later I received the registration.”
The 24 agencies on this page are the private investigators listed for Grapevine, TX. 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: Grapevine, TX
23 of the 24 agencies on this page have a rating, from 3.9 to 5.0 across 738 reviews; 6 have 50 or more reviews and 19 are rated 4.5 or higher. When clients rate these agencies on specific qualities, they most often praise professionalism (94%), responsiveness (82%) and quality (74%). The topics that come up most in reviews of the agencies on this page are "communication", "knowledge" and "results". 6 are open around the clock; 8 are open on Saturdays and 7 on Sundays. 7 show a license on their websites and 4 have a BBB rating of A or A+. 16 have ten or more years of experience, the longest 25 years. 6 offer urgent consultations and 6 offer a free initial consultation. 1 has Spanish-speaking staff. We have a website on file for 23 of the agencies on this page; 20 publish a contact page; 18 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 Grapevine shown here?
2 of the 24 agencies have an address in Grapevine. 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.
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BIS Investigation Services
- Results
- Investigative
- Intelligent
“Iyad showed love and concern for matters and took my feeling into account at all times, and took time to explain the important matters that would have an impact on my decisions, Thank you Iyad for all that you do and did.”
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Bearden Investigative Agency
- Responsive
- Investigation
- Team
“We have used Bearden Investigative Agency on several assignments and have always found them to be prompt, professional, customer-service oriented, cost effective, and extremely easy to deal with.”
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Private Investigation Endeavors
- Information
- Team
- Needs
“Not only have I worked with the owners of Private Investigation Endeavors when they were police officers but also recently when I needed help in reference to an investigation I was doing in my own private business in Colorado.”
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National Special Force
- Questions
- Special Forces
- Communication
“They helped me understand and learn everything there is when it comes to the course, answered every question and concern I had, and overall offered the best customer service.”
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Tracie Investigations
- Communication
- Price
- Law
“They were accommodating with price, discussing finance options with me to make sure I had all the tools I needed to make the best choice for my situation.”
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Alliance Investigations
“The leadership was extremely competent and it was quite refreshing to work with a company that put a premium on public safety and the safety of their clients.”
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Cole Investigative Agency
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Villareal & Associates
“He told me he would look into my case and get back to me within a few days, he got back to me the next day with results that I was looking for and all the information I needed.”
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Stonewall Protection Group
- Training
- Kids
- Team
“Whether its medical training, firearms training or defensive tactics training, he ensures his officers are prepared for any tasks in the security field.”
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Red Door Investigations
- Company
“They must have a magic wand too because they had more information about that monster and his whereabouts than I could find in the 5 years je was married to my daughter!”
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All Access Investigations
- Money
- Information
- Matter
“I was a little apprehensive about utilizing PI service however they were professional, courteous, effective, and reasonably priced.”
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Cluso Investigation
- Phone
- Team
- Money
“I've been approached by a couple of companies in the past offering a competitive service – and after having gone through demos with them – I can tell you that their service does not compare to Cluso's.”
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National Security & Protective Services
“I am wholely appreciative of their patience when I brought forth questions and they took the careful steps of making sure all answers were rather detailed and still brief.”
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911 Private Investigations
“Had results in a very timely manner.”
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Tridentity Services - Private Investigator Dallas
“I really appreciate the work he is doing, and will refer him to anyone I know that needs this type of work done knowing they will be happy with the results!”
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DNA Security Services
“DNA Security Service team really know what they are doing.”
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Patterson & Patterson Investigations
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Morrison Investigations
“If you need anything done they are the ones to yet it done for you!!!”
Private Detective Services in Grapevine, TX Cost Estimates
Minimum cost
$315
Maximum cost
$9969
National Average
$1260
Avg Per Hour Rates
$132
$735
$2099
Typical price range is based on 522 cost profiles
Why these companies made our list
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