Paris, 27th April 2026 – Kyotherm, a leading investment platform specializing in renewable heat and energy efficiency, today announces a major expansion of its global footprint through the acquisition of a 155 MW operational portfolio from SDCL Efficiency Income Trust (SEIT). The transaction, valued at approximately €120 million, marks a transformative step in Kyotherm’s journey to lead the industrial and building decarbonization market.
Strategic Value & Global Reach
This acquisition integrates 11 high-quality contracted, fully operational projects across six key markets: the United States, the United Kingdom, Ireland, Portugal, Sweden, and Singapore. By acquiring this diversified portfolio, Kyotherm creates value through:
– Innovative financing structure: the acquisition is financed by a long-term debt facility demonstrating Kyotherm’s ability to raise structured debt against long-term cash flows
– Scale and presence: the transaction brings Kyotherm’s total consolidated capacity to 414 MW, reinforcing its ability to finance and manage complex, multi-jurisdictional infrastructure at scale
– Asset Management: the assets span biomass, geothermal, cogeneration, and energy savings, aligning with Kyotherm’s long-standing experience in decarbonization solutions
– Cash flow & resilience: all projects are backed by long-term contracts with a diversified base of blue-chip industrial and commercial end-customers
A Platform for Accelerated Growth
Since November 2024, InfraVia has been supporting Kyotherm to accelerate its investments dedicated to financing renewable heat and energy efficiency projects across Europe and North America. This brownfield acquisition complements the firm’s historic expertise in greenfield project structuring, providing a balanced and diversified risk profile.
“This transaction is more than just an increase in capacity; it is a testament to our ability to execute complex, international transactions that provide decarbonization impact. We are strengthening our international footprint to better serve our global partners with long-term, reliable financing solutions. We are building a scaled, world-class platform capable of deploying substantial investment to meet the urgent demand for energy efficiency and decarbonization”, said Arnaud Susplugas, CEO of Kyotherm.
“Since InfraVia’s investment in 2024, Kyotherm has continued to develop its portfolio, this acquisition is a significant step in Kyotherm’s journey. We would like to congratulate the Kyotherm team for delivering this complex and value-add acquisition and innovative financing structure that further supports the build-up of a global platform in renewable heat and energy efficiency”, added Aymar de Tracy, Partner at InfraVia.
ABOUT INFRAVIA CAPITAL PARTNERS
Founded in 2008, InfraVia is a leading independent private capital firm, specialized in real assets – infrastructure, critical metals, real estate – and technology investments.InfraVia is a conviction-driven investor focusing on resilient assets and long-term value creation through active, hands-on asset management. Headquartered in Paris, InfraVia is 100% partner-owned. InfraVia manages EUR 20 billion of capital* and has invested in 60+ companies across Europe.
www.infraviacapital.com
*Total amount of capital raised
ABOUT KYOTHERM
Founded in 2011 and headquartered in France, Kyotherm is an investment platform backed by InfraVia and Andera dedicated to renewable heat and energy efficiency projects. The company co-develops and finances small to large-sized projects for industrial and commercial customers in several applications, namely district heating, waste-to-energy, geothermal, biomass, solar thermal, heat electrification, energy efficiency and flexibility & storage. Within these applications, Kyotherm is agnostic when it comes to specific technological solutions and is therefore able to co-develop and finance the options best suited to the needs of its customers and partners (OEMs, installers, energy service companies and developers). To date, Kyotherm has financed and owns a consolidated capacity of 414 MW.
