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is a security consulting service specializing in  the detection of eavesdropping, electronic surveillance, and electronic espionage.  We work in corporate and industrial settings throughout North America and internationally for selected clients.  Our personnel have conducted sweeps for eavesdropping devices for more than 30 years.

We specialize in Technical Surveillance Countermeasures (TSCM) and related activities.  These activities include detection and identification of non-electronic methods of information loss, design, and implementation of communication security plans,  evaluation of existing TSCM programs  and TSCM review and training classes.

Our services include:

Technical Surveillance Countermeasures Eavesdropping Detection Surveys.

PBX  & telecom system vulnerability analysis.

Executive residence communication protection.

Identification of non-electronic vulnabilities to corporate espionage, and
        competitive intelligence efforts.


TSCM Technical Services is based in New England with facilities in Connecticut and Vermont.  Our services are available to corporations and private investigators throughout North America.  We are avialable internationally for selected clients.  Our services are not available to private individuals.

For more detail on our services, click on any of the items in the list at the left.

We assume that you have reached this page because you have a legitimate concern about the security of your communications and, because of your concern, we assume that you don't need to spend a great deal of time with boilerplate that tells you that you must be concerned about communications security.   If we are mistaken, please accept our apologies;  send us a message and we will promptly answer any questions regarding eavesdropping device operation and detection technology and explain why you might need our services.

As always, do not contact us from a telephone in the suspected area.  Don't show your hand to the bad guys.