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Sienna Private Equity

Sienna Private Equity, founded by Vincent Catherine and Hugo d’Avout, is a Groupe Bruxelles Lambert (GBL) company focusing on value-oriented private equity opportunities within the European mid-market.

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Sienna Private Equity has been founded by Vincent Catherine and Hugo d’Avout , combining the team’s versatile private equity and special situations skillset developed from their prior experiences, with unique networks and strong backing from GBL. Sienna Private Equity will pursue its distinctive all-weather investment strategy focusing on developing, fixing or improving established companies in value-oriented private equity opportunities and building sector leaders in buy-and-build platforms.

Sienna Private Equity, based in Paris, and Milan, focuses on selected sectors within the European mid-market supported by positive mega trends, for which the team can bring its active contribution to building stronger companies and promising projects.

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Sienna Private Equity is a simplified limited liability company under French law, registered in Paris RCS (Trade and Companies Register) under number 913 450 342-CIF (Conseil en Investissements Financiers).

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Vincent Catherine

Founding & Managing Partner, Sienna Private Equity

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Vincent co-founded Sienna Private Equity in 2022. He began his career in 2000 in Investment Banking at Merrill Lynch and became Vice President. He worked for seven years at Goldman Sachs in the Investment Banking Division most recently as Managing Director and for seven years at Oaktree’s European Principal Group where he was Managing Director and Head of France. Vincent graduated from HEC Paris.

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Hugo D’Avout d’Auerstaedt

Founder & Managing Partner Sienna Private Equity

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Hugo co-founded Sienna Private Equity in 2022. He worked for three years in the Investment Banking Division of Goldman Sachs in the Industrial Teams. He joined Oaktree’s European Principal Group where he worked for eleven years, most recently as a managing director. Hugo graduated from HEC Paris.

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Bastien Roleau

Director

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Bastien Roleau joined Sienna Private Equity as a Director in 2022. Previously, he spent 9 years at Oaktree, most recently as a vice president within the European Principal Group. Bastien is an engineer graduate from Ecole Centrale Lille and holds an Advanced Master’s degree from ESSEC Business School.

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Pierre Hunaut

Associate

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Pierre Hunaut joined Sienna Private Equity as an Associate in 2022.  He gained experience in private equity at Oaktree and Antin Infrastructure Partners. He worked for 4 years in the Investment Banking Division of Bank of America Merrill Lynch in Paris. Pierre graduated from HEC Paris.

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Garance Pigeaud

Analyst

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Garance Pigeaud joined Sienna Private Equity as an Analyst in 2022. Prior experience includes several internships in the private equity and banking sectors, notably at HSBC, Eurazeo and Quilvest. Garance is a graduate from Sciences Po.

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Alessandro Fogo

Partner and Head of Italy

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Alessandro Fogo joined Sienna Private Equity as Partner and Head of Italy in November 2023.  Previously, he spent 17 years at Investindustrial. Alessandro Fogo started his career at Caretti & Associati as Corporate Finance Advisor. He is graduated from Ca’Foscari Venice University.

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Andrea Cavallina

Director – Italy

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Andrea Cavallina joined Sienna Private Equity as a Director in January 2024. Previously, he spent 6 years at Investindustrial, most recently as a Director within the Debt Capital Markets team. Andrea started his career at CACIB where he worked 10 years in Leveraged and Acquisition Finance. Andrea graduated from Università degli Studi di Torino.