Technical Surveillacne Counter-Measures (Bug Sweep)

Protecting Privacy Across the Dallas–Fort Worth Metroplex

At Lone Star Detectives, we specialize in Technical Surveillance Countermeasures (TSCM)—commonly referred to as bug sweeps or counter-surveillance sweeps. Our experienced investigators use advanced detection equipment to locate and neutralize hidden surveillance threats in homes, some small businesses, vehicles, and personal items.

Whether it’s a covert listening device, hidden camera, GPS tracker, or wireless transmitter, our team identifies and eliminates electronic surveillance with the highest level of discretion, precision, and professionalism.

 Who We Serve

Our TSCM services are trusted by:

  • Attorneys and law firms

  • Private citizens and families

  • Domestic violence victims and stalking targets

Whether you’re facing a contentious divorce, or suspicious activity in your residence or vehicle, Lone Star Detectives delivers clear results and trusted support.

 Do You Need a Bug Sweep?

You may benefit from a TSCM sweep if you’ve experienced:

  • Suspicion that your conversations are being overheard

  • Unexplained leaks of sensitive or confidential information

  • Static, clicking, or interference on landline phones or conference lines

  • Surprise visits from utility or telecom contractors

  • Signs of break-ins or tampering without theft

  • A recent breakup, divorce, or separation

  • Concerns of stalking, harassment, or tracking

Core TSCM Services We Offer

Residential Bug Sweeps

Sweeps of homes, apartments, and private properties—especially during legal disputes, divorce, custody battles, or harassment concerns.

Vehicle & Personal Sweeps

We inspect vehicles, personal bags, electronics, and wearable tech for GPS trackers and wireless surveillance devices.

Audio/Video Device Detection

We identify both active and dormant transmitters, microphones, hidden cameras, and non-transmitting recorders with surgical accuracy.

 Equipment We Use

Our Texas-based TSCM specialists are trained to use professional-grade, law enforcement-level tools:

  • Spectrum Analyzer (up to 12 GHz): Detects hidden RF signals from bugs, wireless devices, and covert transmitters.

  • Non-Linear Junction Detector (NLJD): Identifies electronic components—powered or dormant—concealed in furniture, appliances, walls, or vents.

  • Advanced Near-Field Detection Receivers: Tracks signal sources across a broad spectrum from 10 kHz to 12 GHz.

  • FLIR Thermal Imaging: Detects heat from active surveillance devices hidden behind walls or furniture.

  • Endoscopes & Borescopes: Inspect concealed voids, dashboards, vents, or construction gaps.

  • Infrared Viewers: Reveal tiny camera lenses through light reflection and optical feedback.

 Why Clients Choose Lone Star Detectives

  • Licensed Texas Investigators with certified TSCM training

  • Discreet, local service for both residential and commercial clients

  • Detailed findings reports, with photos and recommendations

  • Available throughout DFW and statewide upon request

 The Reasons Clients Request TSCM

  • Confirm or rule out covert surveillance during domestic disputes

  • Detect tracking devices after separation, divorce, or custody conflicts

  • Prevent civil or criminal liability from unauthorized recordings

  • Restore peace of mind in cases of harassment or stalking

 Don’t Wait Until It’s Too Late

Today’s surveillance tech is affordable, tiny, and easy to conceal. Hidden cameras may be installed in smoke detectors or picture frames. GPS trackers can be discreetly attached under a car. If something feels off—trust your instincts.

Let the professionals at Lone Star Detectives help you take back control and protect your space.

 Schedule a Confidential TSCM Sweep Today

Lone Star Detectives offers private and professional bug sweep services across the Dallas–Fort Worth Metroplex and the State of Texas.