Aon enhances industry-leading Reinsurance team with executive appointments

Alfonso Valeranamed CEO of International,Steve Hofmannas CEO of Americas,George Attardas Global Head of Strategy andTomas Novotnyas Chairman of International

DUBLIN,July 16, 2025/PRNewswire/ -- Aon plc(NYSE: AON), a leading global professional services firm, today announced the appointments of Alfonso Valera as CEO of International for Reinsurance, responsible for UK, EMEA and APAC, andSteve Hofmannas CEO of Americas for Reinsurance, responsible forNorth AmericaandLatin America. The firm also announced the appointment ofGeorge Attardas Global Head of Strategy for Reinsurance and Tomas Novotny as Chairman of International for Reinsurance.

"We are delighted to promote Alfonso, Steve, George and Tomas into these important leadership roles as we accelerate the ambition and velocity of our industry-leading Reinsurance solutions business,"said Marcell, who leads Aon's integrated Risk Capital and Human Capital capabilities across the firm's Reinsurance, Commercial Risk, Health, Wealth and Talent teams."These appointments reflect the depth and quality of leadership across our firm. Together, they bring decades of leadership experience, deep client relationships, market knowledge and domain expertise. Supported by outstanding talent and experts across our regions, they will help shape the next stage of our growth."

"We continue to invest in our business, our capabilities and our colleagues – and in the areas where we see the greatest opportunity to help our clients make better decisions,"added Marcell."With expanded investment in innovation, AI, climate advisory and our Better Decisions Labs, we are unlocking new tools and proprietary analytics to help clients accelerate decision-making, strengthen relationships and drive profitable growth."

Valera previously served as Co-CEO of EMEA for Reinsurance and, before that, as CEO and General Manager of Aon Re Iberia, among other leadership roles. Hofmann previously served as U.S. CEO of Reinsurance and earlier as U.S. Co-President of Reinsurance. Attard most recently served as CEO of Reinsurance for APAC, following 17 years at the firm leading strategy and client engagement in the region. Novotny has served as Co-CEO of EMEA for Reinsurance, Chairman of the Board of Central andEastern Europefor the firm and as a broking leader for Aon based inPrague.

For more information about Aon's Reinsurance Solutions capabilities, visit:https://www.aon.com/en/capabilities/reinsurance

About Aon

Aon plc (NYSE: AON) exists to shape decisions for the better — to protect and enrich the lives of people around the world. Through actionable analytic insight, globally integrated Risk Capital and Human Capital expertise, and locally relevant solutions, our colleagues provide clients in over 120 countries with the clarity and confidence to make better risk and people decisions that protect and grow their businesses.

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Aon plc (NYSE: AON) exists to shape decisions for the better — to protect and enrich the lives of people around the world. Through actionable analytic insight, globally integrated Risk Capital and Human Capital expertise, and locally relevant solutions, our colleagues in over 120 countries provide our clients with the clarity and confidence to make better risk and people decisions that protect and grow their businesses. Follow Aon on LinkedIn, X, Facebook and Instagram. Stay up-to-date by visiting Aon’s newsroom and sign up for news alerts here.

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