Sienna Investment Managers
Delivery innovative solutions with purpose
Discover Sienna Investment Managers

Sienna Investment Managers is a multi-expertise pan-European asset manager of the publicly traded investment holding company Groupe Bruxelles Lambert (GBL). With a team of around 300 professionals, Sienna IM operates in Paris, Luxembourg, London, Hamburg, Frankfurt, Madrid, Amsterdam and Seoul.
Spanning listed and private assets, Sienna IM builds bespoke and innovative solutions for its clients, with purpose. As of end of December 2023, the Group oversees €34 billion under management, of which over 80% (AuM eligible under SFDR perimeter) are classified article 8 or 9.
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How is it working with them?
FAQ – JobTeaser asks the questions for you
What makes your company a great place to work for young talents?
At Sienna IM, our unique approach lies in the combination of diverse expertise, providing young talents with a rich and multidimensional experience in finance, conducive to accelerated professional development.
Is it possible to progress to a full-time position after an internship or apprenticeship?
Yes, as we are always on the lookout for top talents. An internship or apprenticeship with us is the ideal opportunity to showcase one's abilities.
Can students and recent graduates work remotely?
No, at Sienna IM, we prioritize an in-person, human-centric approach, especially for young talents. This facilitates their learning and allows them to fully immerse themselves in our company culture.
Do you have any particularly busy recruitment periods throughout the year?
Our most active recruitment periods are in January and September, allowing candidates to align with major academic and professional cycles.
Deep dive into their world
Creation year
2022
Gender parity
56%
44%
International presence
1 country
Average age of employees
37 years
Values
Ambition • Innovation • Cohesion • Thoroughness
Their CSR commitments
Already 3 actions completed 💚
Environmental responsibility
Societal responsibility
Human Capital responsibility
