Acting now with purpose

Sienna’s DNA is to act with purpose to protect the future. Hence, we are fully involved in the development of our communities both at the corporate and at our stakeholder levels : our investee companies, our clients, the territories where we invest, and our teams.

Sienna’s role is to directly finance the economy with a medium to long-term vision, therefore, we are committed with the companies we invest in . To do so, we have developed an ambitious CSR strategy directed both at Sienna and at our investee companies. As such, we systematically focus on climate, biodiversity and DE&I challenges and make our best to implement real-life solutions.

Find out more

Key facts

over 80%
classified Article 8 & 9 (eligible to SFDR scope)
granted with ESG Labels
of employees ESG trained in 2023
10 FTE
dedicated to ESG

Carbon footprint

In 2023, Scope 1, 2 and 3 greenhouse gas (GHG) emissions, excluding financed emissions, according to the GHG Protocol, amounted to 3 205 tonnes of CO2e of which :

Scope 1
43.3 tCO2e – 1%
Scope 2
28.7 tCO2e – 1%
Scope 3
(excluding financed emissions)
3 133 tCO2e – 98%
Young People Planting Tree

Our commitments

We focus on climate, biodiversity, DE&I, and align our own operations with investments managed on behalf of our clients.

Our Commitment Eolienne Min

Finance the economy

We focus on supporting the economy by offering a very large array of asset classes.

Chuttersnap 9cces9sg6nu Unsplash

Support to mid-market projects

Sienna’s private assets expertise continously accompany the European mid-market projects in their decarbonization journey.

Our Commitment Mountains Min

Medium to long-term investment

Our objective is to participate to the building of a solid and sustainable economy. Our vision is medium to long-term.

ESG policy

Our Commitment Future

Work for the future

Sienna’s fiduciary duty continuously combines the search for financial performance & ESG impact as both create long term value.


Responsible Investments strategic pillars

4 main pillars: exclusion, ESG integration, engagement towards businesses, advocacy with public authorities.

Exclusion policy

Our Commitment Climbers

CSR strategy

As a responsible company, Sienna fully aligns its own operations and its investments on behalf of its clients.

Integration Meeting Banner
ESG integration

ESG is a driver for value creation for our portfolios and is integrated at all levels of our investment policy.

Climate Sky Banner

Our commitment to climate action is embedded in our core values and throughout our investment processes reflecting our belief in a sustainable and a more environmentally responsible future.

Biodiversity Banner Min

Sienna defines biodiversity as the diversity between species, within species and ecosystems and their interactions.

Dei Crowd

We wholeheartedly believe in the principles of Diversity, Equity, & Inclusion, which are at the core of our values and drive our commitment to a more inclusive economy.

Our team of experts

Team Esg

ESG news