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Sally Casson Joins Accountancy Age’s 35 Under 35 Winners

by Kate Barekati

11 September 2026

Audit Partner Sally Casson has been recognised by Accountancy Age as one of the profession's most influential rising stars in its 2026 35 Under 35 Winners list.

We are delighted to announce that Sally Casson, Audit Partner at Ecovis Wingrave Yeats, has been named among Accountancy Age’s 2026 35 Under 35 Winners. The prestigious list celebrates the profession’s most talented and influential rising stars. As a result, Sally joins an outstanding group of future leaders who are helping to shape the future of accountancy.

The annual list recognises individuals who are making a significant impact on the profession through technical excellence, leadership, innovation and a commitment to developing the future of accountancy.

Sally’s inclusion is a fantastic achievement and reflects the exceptional contribution she has made to both our firm and the wider profession.

 

A Leader in Audit Excellence

Since joining Ecovis Wingrave Yeats as an Audit Supervisor in 2019, Sally has built an outstanding reputation for delivering high-quality audit and assurance services. Her rapid progression to Partner in just seven years reflects not only her technical expertise and leadership capabilities, but also the significant impact she has made across the firm. Today, she advises a diverse portfolio of clients, including owner-managed businesses, international groups and complex corporate structures.

Throughout her career, she has combined technical expertise with a practical understanding of the challenges businesses face. Known for her strong technical expertise, professional judgement and commitment to quality, Sally has helped clients navigate increasingly complex regulatory and reporting requirements while maintaining the highest professional standards.

Her approach reflects the evolving role of the modern auditor, combining technical excellence with commercial understanding, innovation and a focus on continuous improvement.

 

Driving Innovation and Learning

One of Sally’s most significant contributions has been her commitment to developing the next generation of audit professionals. Recognising that the profession continues to evolve, she has helped transform learning and development programmes across the firm.

Instead of relying solely on traditional classroom-based training, Sally introduced practical audit simulations, role-play exercises and real-life case studies. Consequently, colleagues can apply their learning more effectively and develop stronger critical-thinking skills. Her approach encourages professional scepticism and good judgement, both of which are essential for high-quality audit work.

In addition, Sally has championed the responsible use of emerging technologies, including artificial intelligence. By helping teams understand both the opportunities and risks, she has encouraged innovation while maintaining the highest professional standards.

Her commitment to learning and innovation has strengthened audit quality, improved consistency across engagements and enhanced the overall development experience for team members.

 

Championing People, Culture and Inclusion

Beyond her technical expertise, Sally actively champions people development and workplace culture. She has helped improve appraisal and performance processes, creating more meaningful conversations about career progression, professional development and individual goals.

Furthermore, she consistently supports colleagues and encourages them to achieve their full potential. Her collaborative leadership style helps create an environment where people feel valued, supported and empowered to succeed.

As a female Partner in the profession, Sally also serves as an inspiring role model. She demonstrates that strong technical leadership and an inclusive, people-focused approach go hand in hand.

 

Making an Impact Beyond the Firm

Sally’s influence extends far beyond her client portfolio. As well as contributing to strategic firm-wide initiatives, she played an important role in supporting Ecovis Wingrave Yeats’ successful B Corp journey.

Meanwhile, her involvement with the ECOVIS International network helps strengthen relationships across member firms and promotes the sharing of best practice. Through these activities, Sally continues to make a positive impact both within the firm and across the wider profession.

 

Congratulations from Everyone at Ecovis!

Sally’s recognition as an Accountancy Age 35 Under 35 Winner reflects the significant contribution she has already made to the profession. More importantly, it highlights the leadership, innovation and commitment that will continue to shape her career in the years ahead.

We are incredibly proud of everything Sally has achieved and this well-deserved recognition. Please join us in congratulating her on this fantastic accomplishment.

 

Read More

Read the full Accountancy Age 35 Under 35 announcement here:

https://accountancyage.com/2026/09/08/35-under-35-2026-unveiling-the-third-wave-of-winners/

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