In general, detection is the extraction of particular information from a larger stream of information without specific cooperation from or synchronization with the sender.
Source Wikipedia

Below you will find our companies who can supply covert detection equipment or services. (or click here)

Cat's Whisker Technologies

Cat's Whisker Technologies
Manufacturers of technical surveillance equipment for government law enforcement communities
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Thomas Jacks Ltd

Thomas Jacks Ltd

Thomas Jacks Ltd have exclusive UK distribution for a number of brands with a large range of products offering COTS (Commercial Off The Shelf) and custom solutions for the law enforcement, emergency services and military markets.

Working closely with our customers, including the Ministry of Defence, Blue light Sector Organisations, and many other Government Agencies, we ensure they receive a product that matches their requirements. Our customer commitment and the close working relationships we have with all the brands we distribute means that we have established an enviable reputation of supplying, on time, within budget, both COTS and custom solutions that meet or exceed the end-users specific operational requirements.
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Gamma Group

Gamma Group
Gamma Group is an international manufacturer of surveillance & monitoring  systems  with  technical  and  sales  offices  in  Europe,  Asia,  the Middle  East  and  Africa.  We  provide  advanced  technical  surveillance, monitoring solutions and advanced government training as well as international  consultancy  to  National  and  State  Intelligence  Departments and  Law  Enforcement  Agencies. Through in-house developments and strategic partnerships with many leading security companies, we provide government agencies with customized solutions based on their national security requirements.

Gamma Group is a solution orientated organization, whose key goal is to be an end-to-end solution provider for all our clients’ requirements.  
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Evidence Talks Ltd

Evidence Talks Ltd
Since 1993, Evidence Talks have built considerable experience and a reputation for providing digital forensic investigation services and developing innovative technologies for overt, covert and clandestine exploitation of digital devices for government, enforcement and military customers.

We combine our digital forensic skills with an in-house, agile software development capability to lead the market in digital forensic triage and device exploitation technologies, developing award winning solutions for the police, military and government sectors
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L-3 TRL Technology

L-3 TRL Technology
Based in Gloucestershire, UK, L-3 TRL Technology protects people worldwide from current and ever-evolving threats through market leading defence and security solutions. Since 1983 they have designed, developed, manufactured and delivered a range of innovative, high technology solutions in Electronic Counter Measures (ECM), Integrated Electronic Warfare and Network Security to government and defence agencies worldwide.
A key priority for the business is to provide consistently cutting-edge counter terrorism solutions that not only offer the highest levels of performance but continuously evolve to meet the changing requirements of our customers around the world.
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OSPL UK Ltd

OSPL UK Ltd
OSPL Is a manufacture of TEMPEST, Rugged and Secure equipment to government agencies and military organisations throughout the world.

OSPL operates an ISO9001 certified and ISO17025 accredited TEMPEST test facility approved by both the Dutch NSA and the NATO NCIA Agency.

As a NATO SDIP-55 “Certified TEMPEST vendor” OSPL can modify and certificate equipment to the highest NATO, EU and German TEMPEST levels.
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C3IA Solutions Ltd

C3IA Solutions Ltd
C3IA Solutions Ltd has been leading in the delivery of covert technological support to HMG Agencies and Departments for over 10 years. C3IA Provides consultancy and solutions to deliver Technical Surveillance Counter Measures (TSCM) as well as technical solutions in the detection and analysis of covert devices. C3IA additionally is one of only 18 companies certified by the National Cyber Security Centre, and was one of the first 6 to achieve certification by the National Technical Authority to conduct security solution Risk Assessments and Management. The company provides ongoing support in the Lawful Intercept sphere in addition to providing design and engineering support to HMG and commercial clients.

In addition to being a Certified consultancy C3IA Solutions also can provide, 27K Certification support, CES/CES+ Certification (IASME CB), Pentesting, TSCM Services, Certified Training (Cyber and IA), SIEM Services, GDPR Analysis and Support.
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Erebus UK Ltd

Erebus UK Ltd
Erebus UK Ltd offers a full range of Covert Technical Training courses and specialised equipment for use in the fields of Covert Methods of Entry (CME), Covert Search and Restraint Escape Techniques.
Our specialist covert training packages will allow your organisation to instigate pre-emptive strikes through the gathering of focused covert intelligence from the criminal and terrorist fraternity.
All training packages are designed, developed and delivered by personnel who have excelled within these niche fields during their previous careers as operational members of covert teams working at both National and International levels.
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Advanced Tactical Resources (ATR)

Advanced Tactical Resources (ATR)
Advanced Tactical Resources (ATR) is fast becoming the leading provider of specialist covert security products and surveillance training for Defence and Law Enforcement. ATR provides bespoke training packages geared towards the covert collection of intelligence, with over 35 years’ covert experience in hostile environments. Our bespoke specialist equipment is designed to increase capability and accelerate operations when under time pressures.
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Eskan Electronics

Eskan Electronics

Eskan specialises in the design, development, manufacture and training of leading edge surveillance, counter surveillance and RF jamming solutions, working to an accredited ISO9001 2015 standard.

Located in London, and supported by an International partner network, we deliver reliable, robust and proven technology to Law Enforcement, Intelligence and Military organisations around the world.Eskan offer a full range of technology covering the following specialisations: Covert audio surveillance Counter surveillance Intelligent RF jamming / Electronic counter measuresAnti-Drone systems Night vision solutions.

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