Join the community building a safer world
Find out why 90% of the most respected brands across Fire and Security choose NSI
UKAS-accredited Independent Certification
Join the community building a safer world
Find out why 90% of the most respected brands across Fire and Security choose NSI
UKAS-accredited Independent Certification
Interested in
NSI certification?
Get in touch to start your journey with us.
Make an enquiry Book a callISO Certification
All our Gold schemes feature ISO 9001 certification and can also extend to incorprate ISO 14001 and ISO 45001
ISO 9001
Quality management
ISO 9001 is an internationally recognised standard that can help your business improve the quality of its products and services.
ISO 14001
Environmental management
ISO 14001 helps you to improve enviromental performace, reduce waste, manage risks and demonstrate enviromental responsibilty.
ISO 45001
Health and safety management
ISO 45001 is a global standard designed to help organisations manage and prioritise workplace safety and health.
Hallmark of Excellence for Providers of Security Systems, Fire and Guarding Services
The National Security Inspectorate is the UK's most highly trusted and respected, independent, UKAS-accredited certification body in the security and fire safety sectors
NSI Training
Elevate your team’s expertise with NSI’s specialist training programmes led by experienced NSI Auditors and tailored to the standards and requirements of security and fire protection.
Whether through hands-on classroom sessions or flexible e-learning formats, our courses cover everything from alarm installation, CCTV and access control to fire safety and quality auditing. Invest in professional development that aligns with industry best practice.
Latest News
Risk assessment competency standard
NSI’s Chris Hayes, Senior Operations Manager (Systems) describes that while life safety fire risk assessments…
Full Programme Announced for the OSPAs Thought Leadership Summit 2026
The security sector is evolving faster than ever. New legislation, shifting public perceptions and increasing…
NSI Re-certifications – November 2025
Congratulations to the following organisations who successfully achieved their NSI re-certification in November 2025 for…
PSI Magazine – Meet the NSI Installer December 2025
Read the latest ‘Meet the NSI Installer’ interview in the December 2025 issue of PSI…
Keep up to date with our events
Stay connected with the latest in the security and fire safety sectors through NSI’s events. From industry conferences and expos to regional meetings and award celebrations, our events offer valuable insights, networking, and opportunities to engage with peers and experts
Join the most respected brands in the industry
Begin your journey towards NSI certification.
Once your enquiry is received, we’ll provide a tailored quotation and information on Approval Criteria, NSI Regulations and supporting documents.
