Plenium Partners, S.L., founded in 2007 and headquartered in Madrid, Spain, is an independent investment firm specializing in power and sustainable infrastructure across Europe.
The company deploys its own capital, third-party funds, and institutional partnerships to invest in renewable energy assets—including wind, hydro, solar PV, solar CSP, and battery storage—as well as energy transition projects like biogas, biomethane, and district heating; circular economy initiatives such as recycling and waste management; and real estate accommodations.
With over €7.5 billion invested to date, Plenium Partners manages one of Europe's largest portfolios of operational renewable assets and employs more than 300 professionals across five countries. It emphasizes active management and industrial capabilities to drive value creation and capital preservation.
