The National Security Inspectorate is an independent, not-for-profit approvals body that inspects companies providing home security, business security and fire protection services. Choosing an NSI approved company ensures that the contractor you select works to the highest recognised industry standards as demanded by the police, fire services and insurance industry.


Serviced Areas

  • Slough, Bracknell & Maidenhead

Contact Details

  Website
  City Maidenhead
  Postcode SL6 8BY
  Address Sentinel House/5 Reform Rd
  Phone Number 016 2863 7512

From Our Website

As a not-for-profit organisation helping to protect homeowners, businesses, the public sector and the general public, we count premium local providers, as well as the UK's premier security and fire safety providers amongst our clients. Our mission is to secure the highest standards of safety and security for buyers of commercial and domestic fire and security systems, guarding and security services, through independent, third party audit and certification in the UK and Eire. Each year our expert, in-house team of auditors conduct over 3000 assessments of 1800 NSI approved companies to verify compliance with relevant British and International Standards and industry Codes of Practice.