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Serving Dallas & Dallas County since 2009

Dallas’s answer when you need the truth. Call Terrance

Licensed investigators who get answers About us

If you’re here, something’s probably weighing on you and you just want a straight answer. That’s what we do. Since 2009 we’ve helped Dallas families, attorneys, and businesses across Dallas County find the truth, and the work still stays personal. We answer our own phones, and every case starts the same way, you talking, us actually listening.

Who we serve

Whatever you’re walking into, you’re not the first person to walk it with us. We lean on 17+ years of Dallas casework to figure out what’s really going on and bring back evidence that holds. In our experience across 200+ Dallas County cases, knowing this city is what turns a partial picture into the full one.

Real solutions, tangible results Closed Cases

Stay up to date with the latest from Terrance Private Investigator & Associates, case wins, new service areas, community involvement, media appearances, and updates from our team.

Explore our case studies to see how we simplify complex

Surveillance Cases

Calvin Needed to Know What Renee Was Doing When He Was Not Around.

Calvin had concerns about Renee's activity at her Cypress apartment and commissioned ...

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Child Custody Cases

Three Days of Infidelity Investigation Answered the Question: She Was Home.

Our client was traveling and had concerns about his wife; Three days ...

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Were the difference

Understand more about what makes us different from other Dallas investigators.

  • Experienced

    17+ years of Dallas and Dallas County casework, our investigators know how this city moves and where the truth hides.
  • Licensed

    Fully licensed under Texas DPS A30913601, with every case built as if it’s headed for a Dallas County courtroom.
  • Discreet

    Your subject won’t know we’re involved. Confidentiality is the foundation of everything we do.
  • Results-Driven

    We’re reachable, straight with you, and focused on the outcome — you’ll talk to a real investigator, not a script.
Difference

Service Areas Serving Dallas & Surrounding Areas

Dallas presents unique investigative challenges — vast geography, heavy traffic corridors, diverse neighborhoods, and complex personal and corporate matters. Our Dallas private investigators operate effectively across the city while remaining discreet and compliant with Texas law.

We conduct investigations in:

Service availability across Dallas County , Collin County , Denton County.

Terrance Private Investigator And Associates 3

Licensed. Proven. Relentless. 1 Mission.
Get Answers

If you’re looking for a Private Investigator in 77001, you don’t have to figure everything out on your own. Our licensed investigators are here to help you find the facts with professionalism, discretion, and respect for your situation.

What Our Clients Are Saying

When you’re looking for a private investigator in Dallas, trust matters. See what clients have shared about their experience with Terrance Private Investigator & Associates — and why so many Dallas families and attorneys turn to us when they need answers. Rated 5.0 on Google with 600+ verified reviews.

Frequently Asked Questions


Hiring a Dallas private investigator raises a lot of natural questions — what we can look into, how the process works, and how long it takes. Below are the answers we give most often.

Contact Us

Whatever brought you here — a divorce, a custody fight, a judgment to enforce, or a feeling you can’t shake — we’re ready to listen. Reach out today for a confidential consultation with a licensed Dallas investigator. No pressure, just a real conversation.

    • Head office

      Houston
      11811 North Freeway #811
      Houston, Texas 77060
      United States

    • Contact info

      Toll-free: 833 495 0003
      E-mail: getanswers@piterrance.com
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    • Copyright © 2026 Terrance Private Investigator & Associates. All rights reserved.