This site is part of the Informa Connect Division of Informa PLC

This site is operated by a business or businesses owned by Informa PLC and all copyright resides with them. Informa PLC's registered office is 5 Howick Place, London SW1P 1WG. Registered in England and Wales. Number 3099067.

SuperReturn International
6 - 9 June 2023
InterContinental Hotel, Berlin

Sienna Investment Managers


Sienna Investment Managers is the asset management company of the publicly-traded investment holding company GBL (“Groupe Bruxelles Lambert”). With 260 professionals, Sienna is present in Luxembourg, London, Paris, Hamburg, Madrid, Amsterdam, Zurich and Seoul. With extensive experience in asset management, Sienna now invests on behalf of third parties. Sienna oversees over €32.9 billion as of December 2022 on behalf of its shareholder GBL as well as institutional clients, mainly through real estate assets (Sienna Real Estate), private debt (Sienna Private Credit), investments in private and public market funds (Sienna Gestion) as well as through direct equity investments in unlisted companies (Sienna Private Equity and Sienna Venture Capital).