Granite Island Group
Telecommunications security, counterintelligence, and security consulting. Based in Massachusetts.
Communication Security Inc.
Technical surveillance countermeasure services. Bay City, Texas.
The National Cybercrime Training Partnership
Training law enforcement in electronic and high-technology crime.
Aegis Intelligence
Security consultants specialising in technical surveillance countermeasures, information security and corporate investigations. Based in Scotland.
Technical Security Consultants Inc.
Services in the areas of electronic countermeasures and protection of proprietary information, training and seminars. Carrollton, Georgia.
International Procurement Services Ltd
Electronic counter measures sweeps in the United Kingdom.
TSCM Technical Services
Security consulting service dedicated to the detection of eavesdropping and electronic surveillance.
Executive World Services
Assistance to business and government in the detection and nullification of electronic information theft and eavesdropping systems. Braselton, Georgia.
TSCM
Debugging and eavesdropping detection training and services. Based in South Africa.
Advanced Countermeasures
Offers services in locating electronic eavesdropping devices through electronic detection and manual inspection. Serves the Midwestern US.
Audiotel International
Manufacturer of counter surveillance electronics including harmonic receivers, junction detectors, bug and mobile phone detectors and cable checkers. Located in Corby, United Kingdom.
SST Limited
Counter-surveillance sweep services. Also offer various electronic surveillance, counter-surveillance and protective equipment. Based in Purley, Surrey, United Kingdom.
EED Co, Inc
Offer counter-surveillance sweep services. Tools used, credentials and contact details. Based in New York, USA.
Artemis Security Solutions Ltd
Offer counter-surveillance sweep and inspection services. Details of services, equipment used and company background. Based in London, United Kingdom.
Research Electronics International
Offer training in how to conduct counter-surveillance investigations. Also design and manufacture electronic countermeasure equipment. Based in Algood, Tennessee, USA.
International Protective Group
Offer counter-surveillance sweep services and training. Information on approach and results of previous investigations. Mississauga, Ontario, Canada.
Murray Associates
Eavesdropping detection and counterespionage consulting services. Includes espionage newsletter archive and downloadable guidance on security and bug detection. Based in Oldwick, New Jersey, USA.