SIASS provides surveillance services to companies and individuals throughout the world. Our evidence is regularly exhibited at the highest levels of criminal and civil law.

All of our Surveillance Operators are trained and experienced to the highest levels. Originating from Military and Government backgrounds thier skills and experiance as Surveillance Operators are second to none.

As well as the best personnel, SIASS utilises the most sophisticated, modern technical surveillance equipment, audiovisual equipment and specialist surveillance equipment from Government and Military suppliers to ensure 100% accurate and professional results.

As one of the UKs most respected Private Intelligence Agencies SIASS has been called upon to advise on surveillance matters at the highest levels.

SIASS also provides a full counter surveillance service, de-bugging and counter surveillance teams to ensure your privacy.

From our offices in Newcastle, Chester London and UK operational bases in; Edinburgh, Glasgow, Manchester, Leeds, Liverpool, Birmingham, Nottingham, Cardiff, Plymouth, Norwich and Southampton we cover the whole of the UK and overseas at short notice.

Our Operations Teams in Newcastle, Chester and London are on hand 24 hours a day to deal with your enquiry.

NATIONAL HELPLINE 0800 083 4294 \ \ 24 HOUR DUTY OFFICER: 07921 724 774