Willis adds Harb as Global Data Strategy Leader & Sargent as Global Digital Platforms Leader
- October 30, 2025
- Posted by: Saumya Jain
- Category: Insurance
Brokerage Willis, a WTW business, has appointed Kate Harb as Global Data Strategy Leader and Dermot Sargent as Global Digital Platforms Leader, underlining the firm’s ongoing commitment to digitisation and the delivery of a data-driven strategy.
Harb, in the new role, will lead efforts to create a clear data strategy across all parts of the Willis business, with a focus on data acquisition, data optimszation and Generative AI capabilities.
She is based in London and has been with WTW for over two decades, holding roles of Chief of Staff for Risk & Broking and Director of Strategy for Global Construction. Currently, she leads several Willis-wide data and analytics initiatives and is responsible for the deployment of GenAI across the business.
Sargent is now responsible for overseeing the development of Willis’ digital infrastructure across the company’s operations, including the accelerated rollout of the Broking Platform.
He has 30 years of industry experience, and joined WTW in 2022 and has been leading the accelerated rollout of the Broking Platform. Prior to this, he spent nine years at Aon as Chief Broking Officer, and in other senior roles. He began his career at Marsh, spending over a decade in Global Placement roles.
Lucy Clarke, President, Global Risk and Broking, commented on the appointments, “Our continued investment in our market-leading data and analytics, combined with more efficient processes and more structured data-capture powers, will further enhance our outstanding client service. I am delighted to have Kate and Dermot take key roles in shaping our data-driven, digital future.”
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