Certification · Filed · London · 8 min read
ISO 27001 Cost: What Certification Actually Costs in 2026
A defensible ISO 27001 cost model covering readiness advisory, certification body fees, ISMS tooling, and internal effort — with the scoping levers that reduce the total.
By Cyber Inspect Editorial Board
The cost anatomy
First-time ISO 27001 certification typically runs $55,000 to $135,000 for a mid-market technology company, split across advisory, certification body fees, tooling, and internal effort.
The four cost pools
- Advisory / readiness: $22,000 – $60,000
- Certification body (Stage 1 + Stage 2): $12,000 – $28,000
- Annual surveillance audits: $6,000 – $14,000
- ISMS platform and tooling: $10,000 – $30,000 annualized
Where scope drives cost
ISMS scope is the single largest cost lever. A well-drawn scope statement (e.g. 'the production platform and supporting corporate functions') typically halves the certification effort vs 'the whole company'.