Our People

James Hemsley

James specialises in global strategic insights in the asset management and wealth sectors. He has extensive experience leading flagship research initiatives focused on sovereign investors, systematic investment approaches, and sustainable investing. James leverages his analytical background and industry knowledge to deliver strategic value to clients across both institutional and retail segments. He is a CFA Charterholder.

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Sam Tremethick

Sam leads the Insights & Analytics team in Sydney, overseeing life insurance studies across Australia and New Zealand. With over 25 years of strategic experience in the life and health insurance industry, including in various leadership roles across sales and distribution, product development, and new business service functions, Sam is well-positioned to strengthen NMG’s Insights offering and client relationships across the region.

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Miba Stierman

Miba delivers qualitative and quantitative studies to help clients improve reputation, experience, and outcomes across wealth and asset management. Focus areas include brand, thought leadership, and the UK retirement market.

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