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Investment Team

Lionel de Posson

Partner, Co-Head Mid-Cap

Lionel de posson

Lionel de Posson joined Astorg in 2020 and serves as Partner and Co-Head of the Mid-Cap Fund. He sits on the Mid-Cap Investment Committee and the Executive Committee, where he leads Transformation for the group. Since joining Astorg, Lionel has been involved in several key investments, including Opus 2, Armor-IIMAK, Sofico, and Redslim.

Prior to joining Astorg, Lionel spent 13 years at Sun Capital Partners in London, where he was a Managing Director focused on mid-cap investments across Europe in the industrial, business services, and healthcare sectors. He began his career in Investment Banking at J.P. Morgan in London and Paris.

Lionel is based in London and is a graduate of ESCP and City University Business School.