Colin Mills
Director, Audit
Colin is a Director in Audit based in Gravita’s Oxford office, with a specialist focus on charity audits, including extensive experience working with Oxford Colleges. Alongside his charity portfolio, he also manages audits for commercial organisations and pension schemes, bringing a balanced understanding of different reporting environments.
As a Responsible Individual, Colin is approved to take responsibility for the full audit process and sign audit reports, ensuring work is delivered with clarity, consistency and technical confidence. He also undertakes independent examinations for charity accounts.
Having spent many years with the firm, he has built long-standing client relationships grounded in trust, communication and a hands-on approach.
Outside work, Colin serves as Treasurer Trustee of the Cogges Heritage Trust, the charity responsible for Cogges Manor Farm in Witney.
Insights
Gravita charity bulletin – Q1 2026
Why the FRS 102 amendments mark a tipping point in the evolution from bookkeeping led finance to fully outsourced finance
How the FCA cryptocurrency gateway will work in practice
How modern outsourced accounting really works
What you need to know about registering for payrolling benefits
Packaging, hot food and VAT. What the Morrisons case means for food retailers and takeaway businesses