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With more than €30 billion under management (as of March 2023), Sienna Investment Managers provides support to companies and individuals that want to see a sustainable and inclusive economy.

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About us

Sienna Investment Managers is the asset management platform of the publicly traded investment holding company GBL (Groupe Bruxelles Lambert), with offices in Luxembourg, London, Paris, Hamburg, Frankfurt, Madrid, Amsterdam, Zurich and Seoul.

Our teams have a proven track record in impact investment and offer a broad spectrum of products. Sienna Investment Managers has six areas of expertise: private credit, private equity, venture capital, listed and thematic asset management, real estate, and multi-manager private equity.

Sustainability

ESG

At Sienna Investment Managers, ESG issues are incorporated across our investment solutions and we are proud to promote projects that have a positive impact.

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