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About this company
SUSI Partners is a Gresham House company specialising in mid-market energy transition infrastructure investments for institutional investors. As early movers in the energy transition, we have built comprehensive expertise across renewable energy, energy efficiency, energy storage, and electrification. Our capabilities span equity and credit investments across the infrastructure risk-return spectrum, supported by a proactive approach to risk management and value creation. We are a Europe-focused investor with a dedicated strategy for Southeast Asia and experience in selected OECD markets. Since January 2026, our team and investment strategies are part of Gresham House, a UK-headquartered specialist alternative asset manager with a focus on sustainable real assets and more than €12bn in assets under management. Together, we have formed one of Europe’s leading platforms dedicated to mid-market energy transition investments with over €3bn in assets under management.