28 Mar 2026
TC Group Merges With Thames Valley-Based Stiles & Co
TC Group is pleased to announce the successful merger with Stiles & Co, based in Maidenhead, Thames Valley
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TC Group Merges With Thames Valley-Based Stiles & Co
TC Group is pleased to announce the completion of a merger with Leamington Spa-based accountancy practice Ollis & Co.
This transaction continues TC Group’s successful M&A strategy.
TC Group is an Accountancy Age ‘Top 25’ firm with offices across the UK. Over a range of key disciplines, our joined-up approach offers clients a holistic service across their business and personal affairs.
The expert knowledge and experience of our in-house team of tax specialists, lawyers, financial planners, and accountants provide tailor-made services to clients in a professional, cost-effective and timely fashion.
This tailored approach ensures we meet the needs of our clients, helping them make the right decisions both now and for the future.
Ollis & Co is an experienced and proactive firm of Chartered Accountants in Leamington Spa, Warwickshire.
They’ve been providing a complete accountancy solution to clients since 1969 and since then have become one of the leading accountancy firms in Leamington Spa.
The partners at Ollis & Co collectively say: “We’re delighted to be joining TC Group. This merger will enable us to continue to provide high-quality accountancy and advisory services to our existing clients whilst retaining the independent local feel. It’s a great opportunity for us to share in a wide array of services and depth of knowledge the group offers to both our clients and team.”
TC Groups CFO Peter Shaw comments: “Ollis & Co are a trusted and well-established practice, providing a proactive and personal approach to their clients.
The merger further enhances TC’s presence across Warwickshire, and creates further opportunity to enhance the service offering to Ollis & Co’s clients.
We are also very grateful to WJP Brokerage Limited, who recognised the potential synergy between us and made the initial introduction.”
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