NAS Accreditation that buyers recognise
Be visible, trusted, and procurement-ready. Evidence-based checks, ISO/IEC 17065 alignment, and a digital certificate you can share.
Why choose NAS
Insurance, H&S, policies and procedures independently reviewed.
Built to meet buyer expectations across public and private sectors.
Designed in line with ISO/IEC 17065 principles of impartiality and evidence.
Clear steps, helpful prompts, and real assessor feedback.
How it works
Apply online
Choose Basic, Silver or Gold and create your account.
Upload evidence
Policies, insurance, H&S docs, training and records.
Assessor review
Independent verification and helpful CAPA if needed.
Get accredited
Digital certificate + public directory listing. Annual review thereafter.
Choose your NAS tier
Gold
£1,150
- Everything in Silver
- Enhanced checks: governance, Modern Slavery, Pensions
- Priority review
Why buyers trust NAS
Decisions grounded in documents, records, and assessor verification.
Separation of commercial and certification decisions, with oversight.
Standardised criteria and annual reviews for continuing assurance.
Member results
“Shortlisted for more tenders within weeks of accreditation.”
“Clients stopped asking for extra proof. The badge did the talking.”
“Directory listing + certificate link = faster buyer sign-off.”
FAQs
How long does NAS take?
Typically 2–4 weeks depending on evidence readiness and responsiveness.
Do we appear in a public directory?
Yes. Once accredited, your business is listed and searchable.
Is NAS aligned to ISO standards?
Yes. NAS is developed in line with ISO/IEC 17065 principles.
Ready to get NAS accredited?
Join today and put independent assurance behind your name.