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0800 019 1131

Gold standard for home security

National Security Inspectorate

Crown Securities UK installs the very latest security systems with smartphone technology. We also provide CCTV, access control and more. Our engineers have over 30 years of experience.

Talk To The Experts

NSI stands for the National Security Inspectorate and Gold is the NSI's top accreditation for intruder alarm companies.
NSI Gold is the highest level of NSI accreditation and holds the greatest perceived value across the industry and for the police, fire and rescue services and insurers.
NSI's mission is to raise standards in the security industries in order to protect and enhance the interests of the customer. NSI-approved companies must prove their competence and reliability on an ongoing basis.
The aims of NSI are that same as those of Crown Securities (UK) and so we offer high-quality services that customers can rely on. Gold NSI accreditation for Crown Securities (UK) Ltd means that we:

  • Meet all relevant British and European standards for technical performance
  • Provide high levels of staff training to industry best practice
  • Are thoroughly vetted and rigorously inspected on a regular basis to ensure the highest quality of installations and client support
  • Operate to the highest level of business excellence through achievement of ISO9001 Quality Management
  • Are comprehensively insured to protect customers and staff
  • Demonstrate a long-term track record of performance, reliability and stability
  • Operate a 24-hour call-out service and can respond within four hours

NSI is accredited by the United Kingdom Accreditation Service (UKAS) which operates through the Department of Business, Innovation, and Skills. UKAS ensures that bodies like NSI run their certification schemes in accordance with international standards.

Relevant areas presently covered by NSI include among many others:

  • Monitoring and Receiving Centres
  • Alarm Receiving Centres
  • Remote Video Response Centres
  • Intruder Alarms – for the home and business
  • CCTV camera security and monitoring
  • Access Control & Door Entry Systems

Crown Securities (UK) Ltd has supplied and installed a wide range of security alarm solutions for businesses and homes in the UK for more than 25 years.
We are confident that we will have a solution that will protect your home, office or business premises whether you require a monitored fire or burglar alarm, CCTV camera system, home wireless alarm, access control, door entry system or security lighting. We are committed to offering first-class customer service and believe we offer great value for money.
And because Crown Securities (UK) Ltd is NSI Gold approved you can have complete confidence that your alarm system installer is properly accredited and meets the highest industry standards.
Contact us now on 0800 019 1131 for a free assessment of your security requirements.

We install, maintain and monitor security alarm systems

Areas we cover include Cheshire, Staffordshire, Shropshire, Derbyshire and North Wales. We have a website presence in towns such as Warrington, Stockport, Altrincham, Chester, Macclesfield, Ellesmere, Shrewsbury, Telford and Stoke-on-Trent.


Crown Securities

Burglar alarms & security systems for the Midlands, the North West & North Wales

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Burglar alarms & security systems for the Midlands, the North West & North Wales