Private Detective Agency serving Darlington, Stockton, Middlesbrough and surrounding areas

Based in Teesside, GST Investigations provides 24/7 private investigator services throughout North East England and North Yorkshire. Our highly qualified and experienced investigators are CRB checked and have a wide range of specialist skills in covert operations. Moreover, they are all once serving police officers, hand-picked by GST Investigations from the following police agencies:

Serious Organised Crime Agency (SOCA)
National Crime Squad (NCS)
National Criminal Intelligence Service (NCIS)
Regional Crime Squad (RCS)

How we work

All enquiries and investigations are dealt with promptly, ethically and in the strictest confidence by an experienced private detective. Our staff are trained to deal with matters in a sensitive and empathic manner and initial consultation (provided via telephone/media) is free of charge.

Following a dynamic assessment of your case, we will endeavour to provide you with the most practical and cost effective resolution, which we will outline for you in writing. We cater for both large and small companies (who may be experiencing significant harm/loss), as well as private individuals who require a one off service.

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