Welcome to CSS Systems

Welcome to CSS Systems, your complete specialised security company. Founded in 2000, CSS Systems has over 40 years’ experience with engineers based throughout the UK and a network of global partners allowing us to operate on a worldwide basis. Our projects range from small domestic systems to large fully integrated commercial sites, with clients including Buhler UK Ltd, F&A, Gratte Brothers, Johnson Controls, KCE FM, Magrock Ltd, Nuriss Advanced Skin Care, Overbury, Readie Construction, Siemens, Spire Healthcare and The Deerbrook Group.

Through our fully trained and security vetted engineers we are able to offer full project management, installation, commissioning and testing, whatever the scale of your requirements. We aim to provide our clients with complete peace of mind by giving them exactly what they want, with works carried out expertly and discreetly using the highest quality equipment that suits the clients’ needs and budget.

Our services

We aim to provide our clients with a full spectrum of security systems including:

Access Control
Intruder Alarms
Integrated Systems
Gates, Barriers
& Turnstiles

Committed to quality

CSS Systems are holders of the Gold accreditation from the National Security Inspectorate (NSI). Gold is only awarded to a company after rigorous checks have been conducted to prove technical expertise and business competence. The  Gold scheme is accredited by the United Kingdom Accreditation Service (UKAS) which is recognised by the Government, the Police, Fire & Rescue Services and the insurance industry.

The National Security Inspectorate is the leading approvals and certification body that inspects companies providing home security, business security and fire safety services.

By choosing an NSI approved company ensures that the contractor you select works to the highest recognised industry standards as demanded by the Police, Fire & Rescue Services and the insurance industry. NSI Gold is your guarantee you are employing an approved company.

In addition, all our engineers are accredited to install and maintain:



Alcumus SafeContractor is a leading third party accreditation scheme which recognises extremely rigorous standards in health and safety management amongst contractors. It is used by thousands of organisations in the UK including SMEs and FTSE 100 companies. CSS Systems are proud to be an accredited SafeContractor.


CHAS (The Contractors Health and Safety Assessment Scheme) was created by experienced health and safety professionals in 1997 to improve health and safety standards across the UK.​ As one of the founders of third party accreditation we are not only a trusted advisor on health and safety compliance, we are an authority. We set industry bench​marks, provide assurance and reassurance, and offer best-in-class service​​s that are easy to use and cost effective.

To find out more

Give us a call on 01992 618027 for a free impartial consultation and see what CSS Systems can do for you.

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