Martin Fiore Takes Charge as Americas Vice Chair – Tax at EY Effective July 2025

Martin Fiore Appointed as Americas Vice Chair for Tax at EY

On April 24, 2025, Ernst & Young LLP announced the significant appointment of Martin Fiore as the new Americas Vice Chair – Tax, effective from July 1, 2025. This decision marks an important transition as Fiore takes over from Kevin Flynn, who has been at the helm since 2022 and is set to retire at the end of the current fiscal year. Fiore previously held the post of Deputy Vice Chair – Tax at EY Americas, showcasing a strong foundation for his new role.

Kevin Flynn praised Fiore’s innovative mindset and operational excellence, stating that his ability to closely monitor market trends will provide essential insights to guide clients through changing landscapes and capitalize on emerging opportunities. This adaptability to market conditions is vital in the evolving tax environment.

Based in New York, Fiore will direct tax strategy and oversee all client services, leading a talented team of over 18,000 professionals across not just the United States, but also Canada, and Central and South America, alongside Israel and the Caribbean. His extensive experience makes him well-prepared to navigate the complexities of taxation during a period of significant policy reform and global challenges.

Fiore's background includes serving as the US-East Region Tax Managing Partner and EY Americas Tax Talent Leader, where he adeptly guided EY US and its clients through the multifaceted geopolitical changes and technological advancements affecting tax practices. Notably, he has been part of the Americas Inclusiveness Advisory Council and has played a pivotal role in introducing intelligent automation at EY. Furthermore, he brought attention to the integration of Artificial Intelligence into tax systems, emphasizing innovative solutions to streamline processes.

In 2021, Fiore broadened his impact by becoming a celebrated author with the release of his first book, Humanity Reimagined. This literary endeavor showcases his commitment to forward-thinking ideas relevant to the future of work and tax practices. Fiore expressed his excitement about leading the Tax practice, expressing gratitude for the remarkable groundwork laid by Kevin Flynn. He is committed to advancing technological innovations that are necessary for transforming aspects of tax compliance, reporting, and legal frameworks while ensuring that people remain the focal point of these transitions.

As Fiore steps into this influential role, he will not only become a member of the US Management Committee but will also partake in the Americas Operating Executive and the Global Practice Group,” emphasizing the collaborative nature of leadership within EY.

With his extensive history at EY, spanning over three decades, Fiore’s leadership is anticipated to bring fresh perspectives in tackling the ongoing shifts in tax legislation and technology. The time ahead promises to be pivotal for the Tax practice as the business landscape adapts to new regulations and expectations.

Ernst & Young, known as EY, exists to cultivate a better working world, striving to create lasting value for clients, employees, and society as a whole. The firm champions trust in capital markets and prioritizes building diverse teams equipped with data and technology to address the complex issues of today’s world. Operating in more than 150 countries, EY provides services across assurance, consulting, law, strategy, tax, and transactions, embodying their commitment to asking better questions and finding innovative solutions in evolving scenarios.

As the industry watches how Fiore navigates this new role, his focus on integration of technology and human-centric strategies will likely play a crucial role in EY's trajectory in the future.