This edition of International People Moves details appointments at the insurers Everest Group and Tokio Marine Kiln (TMK).
A summary of these new hires follows here.
Everest Global Wholesale & Specialty Names 2 Key Leaders, Buonpane and Stewart
Everest Group Ltd., the Bermuda-based re/insurer, announced two key leadership appointments within Everest Global Wholesale & Specialty (GWS), effective October 1.

Stephen Buonpane has been appointed global head of Construction, GWS, reporting to Jason Keen, executive vice president and chief executive officer of Everest Global Wholesale & Specialty. In this newly created role, he will lead Everest’s global construction business, driving underwriting strategy, market alignment and broker relationships across key markets.
Additionally, Danielle Stewart has been promoted as president of Everest Evolution (Evolution), reporting to Lisa Davis, head of North America, Wholesale & Specialty.

Stewart currently serves as chief operating officer of Evolution and has played a central role in the development of the platform since its launch in 2024. She will now lead Evolution’s continued development across the U.S. wholesale market, overseeing underwriting, portfolio management, operations and distribution.
Buonpane was appointed President of Everest Evolution in 2024. He previously served as head of Everest’s Casualty Lines and Industry Practices business. Prior to Everest, he held senior construction and casualty roles, including executive vice president, Construction Industry Practice leader at Chubb.
Stewart joined Everest in 2022 and was appointed chief operating officer of Everest Evolution in 2024. She previously served as national head of wholesale distribution for Everest Insurance and held leadership roles at Liberty Mutual.
“Construction is a significant specialty opportunity for GWS, where Everest’s technical expertise, disciplined underwriting and strong broker collaboration brings tremendous value,” Keen said. “Stephen’s deep construction and casualty experience make him the ideal leader to drive our global construction business, reinforcing our commitment to building specialist leadership around the markets where we see meaningful opportunity.”
“Danielle has been instrumental in building Evolution into a differentiated wholesale platform,” Keen added. “Her leadership, operational expertise and deep understanding of the market position her well to accelerate the business’s next phase of growth.”
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TMK Appoints Barnes as Departmental Head of Marine & Energy
Tokio Marine Kiln (TMK), the international specialty insurer, announced the appointment of Alex Barnes as departmental head of Marine & Energy.
Barnes has led the department on an interim basis since January 2026 and takes up the role permanently with immediate effect.

Barnes brings over 28 years of underwriting and leadership experience to the role, including 21 years at Beazley where she built and developed underwriting capability within its energy division across portfolio management, client servicing and technical underwriting.
Her appointment represents the next stage in TMK’s long-term investment in its marine and energy portfolio. TMK is building out its specialist underwriting and claims capabilities across the department, with further senior hires planned in the months ahead as the business positions itself to grow its market presence across all marine and energy lines.
“Alex brings deep technical expertise and a strong track record, and her appointment reflects our commitment to building leading market positions across our Marine & Energy underwriting portfolio. We take a long-term view of this business, and we are investing in the talent and capabilities needed to deliver on that,” according to Vivek Syal, chief underwriting officer at TMK.
Topics Excess Surplus Leadership
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