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Invictus Security and Investigations
“Experienced and invested.”
Best Private Investigators in Conroe, TX
24 agencies listed · 6 in Conroe · 5 open 24/7 · 11 open weekends · 19 rated 4.5+
Data verified October 15, 2026
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Thomas Polygraph Services
“I drove over an hour and a half just to use him because he was the only examiner in Houston who really took the time to answer my questions on the phone.”
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Texas Polygraph Services
“Amazing experience.”
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Tri-Star Investigations & Process Service
“Through the up's and down's for young businessmen of 14 years ago and having a prior business relationship with Marc in Utah, I would strongly recommend to anyone in Texas needing security or investigations work to contact Marc Maier and his busines...”
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Resultquest
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Jenkins Investigations
The 24 agencies on this page are the private investigators listed for Conroe, 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: Conroe, TX
6 of the 24 agencies we list are based in Conroe; the other 18 serve Conroe from towns including Houston (38 mi), Spring (19 mi) and The Woodlands (11 mi). 21 of the agencies on this page have a rating, from 4.2 to 5.0 across 493 reviews; 4 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 (97%), responsiveness (78%) and quality (58%). The topics that come up most in reviews of the agencies on this page are "communication" and "price". 5 are open around the clock; 11 are open on Saturdays and 6 on Sundays. The services the agencies on this page list most often on their websites are background investigations (2), criminal defense (2), executive protection (2), private investigation (2) and process service (2). 12 show a license on their websites and 1 has a BBB rating of A or A+. 16 have ten or more years of experience, the longest 33 years. 6 offer urgent consultations and 5 offer a free initial consultation. 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 Conroe describe their work online?
22 of the 24 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.
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Leatherneck Investigations
- Information
- Divorce
- Honest
“I'm thanking God and the angels of God for going on the case with Cody to find my sister I just know they will find her thank you Lord thank you angels of God Thank you Cody.”
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Safesecure 360
- Leadership
- Team
- Company
“Id rank Safe Secure360 in the good if not great column simply because the communication is great, and they treat you like you are a part of the team from day one.”
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Advanced Investigative & Screening Solutions
- Surveillance
- PI
- Exam
“He was able to almost immediately locate several subjects around the country that we (and several other investigators) have been trying unsuccessfully to find for years.”
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CRS Process Servers
- Documents
- Stars
- Affidavits
“He was proactive in getting the paperwork all printed out and getting the posting done along with getting it notarized for it to be presented in court as evidence.”
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GPI Defense
- Officer
- Individual
- Team
“I started out as green as one can in the industry many years ago and with the help of Troy Skeen and other loyal officers to protecting their community, I have grown to be apart of a great company!”
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Gradoni & Associates
- Team
- Number
- Communication
“Highly professional, attentive to client needs, compassionate and understanding, top grade service providers in efficient and timely fashion consistent way.”
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My Armor Services
- Compassion
- Officer
- Company
“And the 2 officers who we worked with at transport were kind, very knowledgeable, asked all the right questions to ensure everyone's safety, but were all business when the time came.”
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International Specialized Investigations
- Pay
- Company
- Service
“Without the expertise of International Specialized Investigations, we would have never located our defendant and would have had to pay the court a $35,000 forfeiture we would have never been able to recover.”
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Metropol Security Services
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Tillery Investigations
“They also called us to update us and inform us when there was an emergency situation they were witnessing which allowed us to get things filed quickly.”
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Checkmate Investigative Field Services
“Professional and will get the job done.”
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Markham Investigations
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Asset Locate Services
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Confidential Research
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Kelmar Global
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P M Clinton Investigations
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Atlas Security & Investigations
- Company
“She treated her supervisors and colleagues with respect (especially me), but she would never associate with anyone who did not exhibit similar good values and morals.”
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A True P.I. Private Investigator
“When I called this man and he helped me for free because I didn't have money.”
Why these companies made our list
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