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Top 75 Firms Survey 2025: Sumer Ranked 13th Largest UK Accounting Firm

We are delighted to share that Sumer has been ranked as the 13th largest accounting firm in the UK in the latest Business & Accountancy Daily league table.

As part of the Sumer Group, we are proud to be contributing to this success, delivering expert financial and strategic solutions to our clients and their businesses. This recognition is a testament to the trust our clients place in us and the dedication of our teams in providing tailored, forward-thinking advice.

Every milestone we reach reflects our ongoing commitment to:

  • Supporting clients and their businesses with expert financial guidance
  • Helping businesses navigate challenges and seize opportunities
  • Building strong, long-term relationships based on trust and innovation

At Simmons Gainsford, and across the Sumer Group, we believe that when businesses thrive, communities prosper. We’re not just accountants; we’re business champions.

We are excited for the journey ahead as we continue making a meaningful impact. A huge thank you to our team, our clients, and our partners – this success is yours, too.

More information

Top 75 Firms Survey 2025: watershed year for accountants | Business & Accountancy Daily