GSTS is a fully licensed and accredited supplier of uniformed security officers, close protection, bespoke training and consultancy services.

Our senior management team is exclusively drawn from former military and bluelight officers. Accredited to ISO 9001 and the Approved Contractor Scheme (ACS) with the Security Industry Authority (SIA), GSTS also holds an Armed Forces Covenant Bronze award.

Honesty and integrity are at the very heart of everything we do.

174 Law Solicitors
A&B Engineering
Albert Dock
BAC Mono
Bold Management
British Music Experience
Cammell Laird
Cleanline Waste Water Services
Heritage Great Britain
Home Bargains
Huyton Asphalt
International Coaching Academy
Jayne Moore Media
King Construction
Liverpool BID Company
Liverpool ONE
Liverpool and Sefton Chambers of Commerce
Liverpool Waters
University of Liverpool
National Car Parks
Peel Land and Property (Ports) Ltd
Premier Suites Liverpool
St John’s Shopping Centre
The Contact Company
The GREAT Campaign
The Hark Group
The Know Collection
Think Publicity
Titanic Hotel Liverpool
Wild Thang