For over 40-years, NSI has helped protect businesses and homeowners by providing robust, high quality audits of home and business fire and security systems service providers.
Businesses and homeowners who choose NSI approved companies have the reassurance that their chosen company will work to the highest standards demanded by the Police, Fire and Rescue Services, and the Insurance Industry.
NSI works closely with UK Government bodies and other agencies such as the Security Industry Authority and is one of the UK’s key specialist certification bodies, auditing and providing certification to the industries small and medium sized enterprises, as well as major global providers. NSI is accredited by the United Kingdom Accreditation Service (UKAS), which operates under a memorandum of understanding with the Government through the Department of Business, Energy, and Industrial Strategy. UKAS ensures that bodies like NSI run their certification schemes in accordance with International Standards for Accredited Certification ISO/IEC 17021 and ISO/IEC 17065