The National Security Inspectorate is the leading approvals and certification body that inspects companies that install home and business security. They ensure that every member works and adheres to an extremely high standard.
NSI believes that every customer, whether large or small, domestic or commercial, is entitled to receive a professional service from a security provider.
NSI approved companies have to prove their competence on an on-going basis. Inspections are carried out by Professional Auditors twice a year at Brook Security and all members of staff fully screened.
All NSI approved Companies must adhere to the following:
NSI Gold Companies
Formerly NACOSS, the NSI have been the leading Industry Inspectorate for over 30 years.
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