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Welcome to the Security Group

The Security Group Ltd (TSG) is a Security Service provider offering premium security services to leading organisations and government departments throughout the UK.

Our guards

We understand that Security Guards representing corporate, Blue Chip and International companies are expected to be of the highest calibre


Security Guarding is an effective form of criminal deterrence and site security when performed to a high standard. Our team of contract support staff, operations and contracts managers are a dedicated community of security professionals. 


Major manufacturing and industrial companies require the most effective & efficient security programmes. At TSG we provide the latest integrated security technology, the best trained and vetted security officers backed by a proactive management team.

Retail Security

TSG and its employees have many years of security experience with retail parks, shopping centres, department stores and other retail outlets.

Reception Personnel & Mailroom Services

Our personnel have exceptional interpersonal and organisational skills, and present themselves in the appropriate manner. Their responsibility is to welcome visitors to the premises and to inform of procedures on site. They provide Security Access Control to...


We hope you enjoy our new web site, all people pictured are TSG Staff protecting locations secured by our company, we have tried to keep it real, our aims, objectives and company ethos are central to what drives us forward as a company. Our Management Team is committed to service excellence, senior members have held top executive security positions on both sides of the Atlantic and Asia. Their extensive knowledge of the industry and personal commitment to each one of our clients has now led to long term, open business partnerships with major companies and government organisations in the UK.

We keep our promises to clients and to our people.

Great People, Great Service, Great Performance

The Security Group (National) Ltd (TSG) is a Security Service provider offering premium security services to leading organisations and government departments throughout the UK.

Our services range from Security Guarding, Mobile Patrols and Reception Personnel, to CCTV and Access Control, Remote Monitoring and Key Holding . You can rely on TSG for pro-active and innovate solutions to every security challenge faced in the modern day, in all core industry sectors.

We are accredited to all the essential standards and exceed the statutory requirement by progressive and continuous development. We differ from most security providers due to our unique relationship with the Gurkha Community, which originates from our offices in Nepal. TSG maintains a strong association with ex-military personnel and employ many former British and Gurkha Officers so that our clients can benefit from the very best in a trained, experienced and motivated security presence. We also actively maintain close networking relationships with the Police and Intelligence Services to further enhance our service to clients.

Our aim is to become the leading preferred supplier of security services in the UK. We seek to continually develop our resource by investing in our people and technology, and consciously adapt to the changing needs of each of our clients.

I have found them to be very professional in their service, perceptive of our requirements and fully committed to meeting our expectations.
Interserve,  Associate Director
The TSG contingent makes up a substantial part of the Security Department spread out on 11 sites. TSG as a Company & as Management have reacted well/learned fast to our growing (and...
Heathrow Airport,  Security Operations Manager
I have found them responsive, proactive and professional in every way and feel secure in the knowledge that my site is being run in such a positive way.
King Sturge,  Senior Contracts Manager