National Security Inspectorate (NSI)

National Security Inspectorate (NSI)

Why choose a National Security Inspectorate (NSI) approved company?

The National Security Inspectorate (NSI) is recognised as the leading professional body for the security and fire protection industries in the UK. The NSI is the specialist approvals and certification body that inspects companies providing home security, business security and fire safety services.

The NSI has provided certification services for over 40 years and is widely recognised by consumers, specifiers, police and insurers as the badge they can trust. NSI approval is only given to those companies that are able to consistently meet specified standards.

Businesses and homeowners who choose NSI approved companies have the reassurance that their contractors will work to the highest industry standards demanded by the Police, Fire and Rescue Services and the insurance industry.

The NSI Directory (which can be found at  lists all the companies who have successfully achieved NSI certification.