AOS Security Ltd Acquired by Churchill
We are delighted to announce that AOS Security Ltd has been acquired by Churchill Services Group. Read More
AOS Security joins RSAS
AOS Security have been approved to join the Railway Safety Accreditation Scheme (RSAS). Read More
AOS Launch Mobile Patrol Vehicles
AOS have introduced new Mobile Patrol vehicles across London and Cambridgeshire. Read More
GLA stays with AOS
We are delighted to announce that the Greater London Authority have decided to retain the services of AOS at Trafalgar Square and Parliament Square Gardens. Read More

AOS Providing Security Excellence

AOS strive for Security Excellence. We are an SIA approved security specialist and offer clients bespoke solutions that have been tailored to their exact needs.

Our experience and expertise allows us to deliver Security Excellence through both technical and manned security. Our clear focus on customer requirements means that we are the ideal partner for any organisation.

The commitment and loyalty of our team is key to the success of our service delivery.  We carefully select our people to deliver the client’s specific requirements and our security team are trained to the highest standards.

AOS work in partnership with our clients. Through a consultative approach, we are able to deliver the right balance of manned, mobile, covert and technical security. Being able to offer this Total Security Solution makes the AOS offering both attractive and cost efficient.

Large enough to deliver, small enough to care.

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AOS Security Limited currently holds SIA Approved Contractor Scheme (ACS) status for the provision of Door Supervision, Security Guarding, Key Holding and Public Space CCTV

The SIA Register of Approved Contractors can be accessed by clicking here.

Our ISO 9001 Certificate can be accessed by clicking here
Our ISO 14001 Certificate can be accessed by clicking here