Hamilton USA promoted Julianna Muir to the newly created post of senior vice president, head of strategy and innovation.

Muir's responsibilities will include supporting a planned expansion into the middle market business segment and the development of Attune, Hamilton's small commercial venture with American International Group Inc. and Two Sigma Investments LP. Muir joined Hamilton USA in 2015.

Hamilton USA is the U.S. insurance platform of Hamilton Insurance Group Ltd.