Energy Transition Financing

Since 2015, Sienna IM’s Private Credit expertise has delivered resilient debt investments to its investors, with attractive returns and tangible impact towards the climate. Its industrial financing solutions calibrated to meet project needs and investor expectations, have already financed solar, wind, biomethane, battery and energy efficiency projects in the middle market segment across Europe.

The team’s flagship strategy, Sustainable Infrastructure Debt (SID), was launched in 2015 and is now entering its third vintage. In 2022, the strategy Energy Efficiency Financing (F2E) was launched to broaden the team’s financing solutions to include non-infrastructure energy transition.

The Energy Transition financing gap in Europe

The EU has set forth the Fit for 55 and RePowerEU agenda to quickly improve its sovereignty towards fossil fuels and achieve a just and sustainable energy transition by 2030. Among the EU’s ambition is to double its the renewable energy mix to 42.5% from the 2020 level of 22%.

Graph 2.2 En

Why invest in energy transition infrastructure debt?

Highly predictable cashflow

Infrastructure investments benefit from cash flow visibility thanks to the contractual nature of projects.

Stability across cycles

As energy consumption is non-discretionary for households and essential to a well-functioning economy, energy infrastructure benefits from long-term demand.

European regulatory tailwinds

Public policies across Europe are creating a strong and irreversible momentum in favour of energy transition.

What we offer

Resilience reflected in our zero-loss track record since 2015, and derived from predictable cash flows, customised security packages and substantial control as majority lender creating robust capital protection for our investors.

Return driven by our unique preferred partner status within the energy transition ecosystem, which provides significant advantages, including favourable pricing and enhanced negotiation leverage when collaborating with industrial developers.

Impact meaning 100% of assets financed will be energy transition assets, with a strong emphasis on greenfield projects that deliver significant additionality

Track record (as of Nov 2023):
37 +
investments across 6 countries
0 loss
track record
2 GW +
capacity equivalent financed
3,7m tCO2 +
emissions avoided

Why Sienna?

Sienna IM is a pan-European asset manager building complementary strategies across Listed and Private Assets, spanning Private Equity, Private Debt, and Real Estate. Supported by our shareholder GBL, we act as a long-term strategic partner. Our experts deliver innovative and bespoke investment solutions for our clients, with purpose.

* as of 30/09/2023

€30+ bn
of AuM*
€18+ bn
classified article 8 & 9 (eligible under SFDR)*
distinct areas of expertise


The information mentioned above may not be reproduced, in whole or in part, without prior authorisation from Sienna Investment Managers SA. It does not constitute a subscription offer, nor does it constitute investment advice. The information may be partial information, and may be modified without prior notice. Sienna Investment Managers SA, public limited company existing under the law of Grand Duchy of Luxembourg, with a share capital of EUR 111 828 165. Registered office : 19/21 route d’Arlon, L-8009 Strassen. Registered under number B239125 with the Luxembourg Trade and Company register. VAT number : LU34210174.