One Star Investigations · Texas Licensed Private Investigation Agency A10522101 · Tarrant County
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★ Texas PI Agency A10522101 · Tarrant County

Tarrant County Private Investigator

Discreet surveillance and clear documentation throughout Fort Worth, Arlington, Southlake, Grapevine, Keller, Mansfield, and Tarrant County. One Star Investigations focuses on infidelity and relationship investigations, child custody matters, and professional surveillance when you need facts instead of assumptions.

Watch Before You Call

How a Tarrant County investigation works

Surveillance is most useful when it is planned around the right time, location, routine, and evidence goal.

What information helps us plan the assignment How discreet surveillance is scheduled What documentation may be available afterward
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Client Feedback

Tarrant County clients want answers, not drama

Calm communication, discreet work, and a clear plan when the situation is already stressful.

Rebecca L.
★★★★★
Client Feedback

I was in Fort Worth and had never called a private investigator before. I was embarrassed and did not even know how to explain the situation. They were calm, direct, and professional. They explained what could legally be documented, what information would help, and how the process worked before anything started.

Marcus D.
★★★★★
Client Feedback

We needed help with a sensitive issue between Arlington and Mansfield. One Star Investigations helped us focus on facts instead of emotion. They asked about vehicles, locations, schedules, and what we actually needed documented. The process was much easier to understand than I expected.

Heather S.
★★★★★
Client Feedback

I called about a situation involving Grapevine, Southlake, and Keller and was worried it would be complicated. They listened, asked the right questions, and explained the next steps without making me feel judged. The whole thing felt private, professional, and very Texas: straight answers and no nonsense.

What We Investigate

Three focused investigation services

Discreet field work focused on the three services Tarrant County clients most often contact us to discuss.

01

Infidelity & relationship investigations

Discreet surveillance when unusual schedules, unexplained absences, secret meetings, overnight activity, or inconsistent stories create concern.

02

Child custody documentation

Documentation involving custody exchanges, supervision concerns, driving behavior, overnight guests, parenting routines, and other observable activity.

03

Tarrant County surveillance

Professional mobile and fixed surveillance with organized notes, photographs, video, timelines, and reporting when available.

Tarrant County Case File

The late-night “networking” story ended with a brand-new BMW

A surveillance assignment that began with questionable business dinners ultimately documented an affair and a major purchase involving marital funds.

Surveillance replaced the business story with a documented timeline

The client contacted One Star Investigations before taking legal action because her husband’s explanations were becoming increasingly difficult to reconcile. He claimed his evenings were consumed by networking events and client dinners, yet there was little evidence that the meetings he described were actually taking place.

Our licensed Tarrant County investigators began surveillance at the subject’s corporate office. On multiple evenings, instead of attending professional events, he traveled to a luxury Fort Worth hotel where he met the same younger woman. Investigators maintained discreet observation in the hotel lounge and poolside bar and documented the pair behaving as an established couple during hours the client believed her husband was working.

The investigation took a significant turn when the pair left the hotel and traveled to a luxury automobile dealership. Our team remained out of sight while they spent nearly an hour on the lot. Investigators documented paperwork being completed and the woman ultimately driving away in a brand-new BMW that the client later identified as having been purchased with marital funds.

The complete sequence—from the hotel encounters through the dealership transaction—was organized into a time-stamped investigative timeline with supporting video and reporting. The documentation gave the client concrete information to discuss with counsel regarding the infidelity and the use of shared assets, including what she described as possible “fraud on the community.”

ObservedRepeated Fort Worth hotel meetings and established-couple behavior
DocumentedHotel activity, dealership visit, paperwork, and the new BMW
DeliveredTime-stamped video, timeline, and detailed investigative report

Identifying details have been withheld to protect client privacy. Every investigation is different, and no particular result is guaranteed.

Common Questions

Tarrant County private investigator FAQ

How much does a private investigator cost?

Every case is different. We review the locations, timing, likely schedule, and the documentation you need, then tailor the fee structure and recommended surveillance scope to the assignment.

How quickly can an investigation start?

Many assignments can begin quickly depending on investigator availability, the requested dates, and the locations involved. Call as soon as you know an important surveillance window may be approaching.

Do you work throughout Tarrant County?

Yes. We work throughout Fort Worth, Arlington, Grapevine, Southlake, Keller, Mansfield, Colleyville, Hurst, Euless, Bedford, North Richland Hills, and surrounding communities.

Tarrant County Coverage

Fort Worth and the surrounding Metroplex

Fort WorthArlingtonGrapevineSouthlakeKellerMansfieldColleyvilleHurstEulessBedfordNorth Richland Hills
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