Susi Partners
About SUSI Partners
SUSI Partners is a specialist investment manager providing institutional investors with access to mid-market private infrastructure opportunities arising from the global energy transition. With over 15 years of activity and more than EUR 2.3 billion investor capital raised to date, the firm has a proven track record across the energy transition investment theme, achieving attractive risk-adjusted returns for its clients and their beneficiaries while contributing meaningfully to global decarbonisation efforts.
In September 2025, SUSI Partners announced an agreement for the company to become part of UK-based specialist alternative asset manager Gresham House. The transaction remains subject to customary closing condition (more HERE).