Question 1

How long does a bug sweep take?

Accepted Answer

A typical residential bug sweep takes 2-4 hours depending on property size. Commercial premises may take longer. We thoroughly check all areas using professional TSCM equipment to detect cameras, listening devices, and GPS trackers.

Question 2

What equipment do you use for bug detection?

Accepted Answer

We use professional-grade TSCM equipment including spectrum analysers, non-linear junction detectors, thermal imaging cameras, and RF detectors. This combination ensures we can detect all types of surveillance devices, even those that are switched off.

Question 3

Can you detect all types of bugs and cameras?

Accepted Answer

Yes, our comprehensive TSCM service detects radio frequency devices, GSM bugs, WiFi/Bluetooth devices, hidden cameras (including infrared), GPS trackers, and even inactive devices using non-linear junction detection technology.

Question 4

How often should I have my property swept for bugs?

Accepted Answer

For high-risk individuals or businesses, we recommend quarterly sweeps. For most clients, an annual sweep or sweep before important meetings is sufficient. We also recommend sweeps after any suspicious activity or unauthorised access to your property.

Question 5

What happens if you find surveillance devices?

Accepted Answer

If we detect devices, we'll document their location and type, safely remove them if requested, preserve them as evidence if needed for legal proceedings, and provide advice on improving your security to prevent future intrusions.

Question 6

Can you sweep vehicles for GPS trackers?

Accepted Answer

Yes, we provide comprehensive vehicle TSCM services. We check common hiding spots, use specialised equipment to detect active and passive trackers, and can install counter-surveillance measures to alert you to future tracking attempts.

Question 7

Is bug sweeping legal?

Accepted Answer

Yes, it's completely legal to check your own property, vehicle, or business premises for surveillance devices. We operate within UK law and can advise on the legal implications if unauthorised surveillance devices are discovered.

Question 8

How much do private investigation services cost?

Accepted Answer

Our pricing varies by service type. Surveillance starts from £55/hour, background checks from £299, bug sweeping from £599, and polygraph testing from £549. We provide transparent quotes with no hidden fees and all prices include VAT.

Question 9

How quickly can you start an investigation?

Accepted Answer

We offer 24/7 availability and can often begin urgent cases within hours. For surveillance operations, we typically mobilise within 2-4 hours. Bug sweeping and polygraph tests can usually be scheduled within 24-48 hours.

Question 10

How long does a typical investigation take?

Accepted Answer

Timescales vary by case type. Surveillance operations typically run 4-8 hours per day over several days. Background checks take 3-5 business days. Bug sweeps take 2-4 hours for residential properties. We'll provide realistic timeframes during your consultation.

Question 11

What types of cases do you handle?

Accepted Answer

We handle matrimonial investigations, corporate fraud, employee misconduct, missing persons, background checks, bug sweeping (TSCM), asset tracing, process serving, and insurance fraud investigations among others.

Question 12

How do I know if I'm being bugged or under surveillance?

Accepted Answer

Signs include unusual interference on phones, unexpected battery drain on devices, strange noises during calls, or items moved in your property. Our TSCM bug sweep service uses professional equipment to detect all types of surveillance devices.

Bug Sweeping (TSCM) in Four Marks

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