Grant Thornton UK Auditor Profile
Grant Thornton UK LLP is one of the UK's largest audit and advisory firms and a member of the Grant Thornton International network. With offices in over 25 UK locations, the firm serves a wide range of clients from fast-growing technology companies to FTSE-listed enterprises, with particular strength in the mid-market segment.
What Grant Thornton UK Does Well
Scale and reach across the UK is exceptional. With offices from London to Edinburgh and everywhere in between, Grant Thornton UK provides consistent service delivery with local knowledge, making it accessible to companies regardless of their UK location.
Public sector expertise is a significant differentiator. Grant Thornton UK is one of the largest auditors of public sector bodies in the UK, giving the firm deep understanding of government compliance requirements, Cyber Essentials mandates, and public sector information security standards.
Dynamic mid-market focus means the firm has built its practice around growing, ambitious businesses. Grant Thornton UK teams understand the compliance challenges of scaling companies and can advise on building programs that grow with the business rather than over-engineering from the start.
Engagement Process
Grant Thornton UK follows a rigorous engagement methodology: planning and scoping, risk assessment and control evaluation, detailed testing and evidence review, senior partner review, and final report delivery. The firm uses technology-enabled audit approaches to improve efficiency and reduce client burden.
Pricing Expectations
Grant Thornton UK pricing reflects its status as a premium mid-tier firm. ISO 27001 certification audits typically cost GBP 12,000 to GBP 25,000. SOC 2 Type II engagements for mid-market companies range from GBP 18,000 to GBP 45,000. Enterprise programs with multiple frameworks can exceed GBP 90,000.
Who Should Choose Grant Thornton UK
Grant Thornton UK is ideal for mid-market and growing companies that need a nationally recognized audit firm with strong UK coverage, public sector experience, and the ability to deliver both domestic and international compliance frameworks.