Audit & assurance

Analysis of the AI audit and assurance market — Big 4, boutiques, and certifications.

iso-42006iso-42001

ISO 42006 Explained: How Auditor Accreditation Works for ISO 42001

ISO/IEC 42006:2025 is the standard certification bodies must follow to audit and issue ISO 42001 certificates. Here is what it requires and which CBs are accredited.

May 17, 2026 · 11 min read

AI auditalgorithmic audit

AI Audit Firms Compared: Big 4 vs Boutique Specialists in 2026

Compare Big 4 firms (Deloitte, EY, KPMG, PwC) and boutique AI audit specialists on scope, cost, credentials, and which fits your engagement. Independent.

April 22, 2026 · 13 min read