Private Investigative Services for Business

Darlington, Stockton-on-Tees, Middlesbrough and surrounding areas

At GST Investigations, our private detectives and commercial investigators have many years of experience working within RIPA and ECHR compliant environments.

Serving the North East and North Yorkshire, we provide a 'one stop' access to a versatile portfolio of investigation/intelligence services and security products customised for each and every business client.

We utilise our extensive investigative experience coupled with state of the art technology to ensure our client's can be confident in making difficult decisions, enabling them to resolve challenging situations and maintain a rigorous risk management regime.

Our Range of corporate and commercial intelligence services include (but are not limited to):

Internal theft/fraud investigation
Background checks/tracing
Insurance claims
Surveillance/Counter surveillance
Employee sickness/Injury work related claims


All enquiries and investigations are dealt with promptly, ethically and in the strictest confidence by an experienced private detective. All our investigators are CRB checked and have a wide range of specialist skills in complex covert intelligence and surveillance operations gathered at national and international law enforcement level.


Whether yours is a large company or small, we promise to approach your case with an equal degree of professionalism and confidentiality and we will do our utmost to resolve matters to your complete satisfaction within the law.

For you free, no-obligation consultation, call now on 07538881582 or fill in the form on the right for a same day call-back.