CleanPeak Energy to acquire Sustainable Energy Infrastructure portfolio

Sydney-based renewable energy company CleanPeak Energy Holdings agreed to acquire Adelaide-headquartered Sustainable Energy Infrastructure (SEI), a portfolio owner and developer of solar and battery assets. SEI, backed by a consortium including Commonwealth Bank Group Super and MTAA Super, specializes in sub-5 MW projects developed in partnership with South Australian renewable energy company YES Group. The portfolio includes 14 completed solar farms—seven each in South Australia and New South Wales, one in Victoria—and seven battery energy storage systems, with seven in South Australia and one in Victoria. CleanPeak operates over 40 MW of rooftop solar, 100 MW of utility solar projects, and 35 MWh of battery projects, alongside microgrids providing energy and thermal services, with an additional 100 MW of solar and 300 MWh of battery projects in development.

Counterparts (4)

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MTAA Super

company · 1 deals

Commonwealth Bank Group Super

company · 1 deals

Sydney-based major Australian bank providing retail and commercial banking services across Australia and New Zealand. Operates through divisions including Institutional Banking and Markets, serving corporate and institutional clients with financial solutions.

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Sustainable Energy Infrastructure

company · 1 deals

Buyer

CleanPeak Energy

company · 1 deals

Australian developer and operator of distributed renewable energy infrastructure, specializing in solar, battery storage, embedded networks, and thermal energy systems. Owns and operates 260 GWh of committed annual solar generation and 190 MWh of battery assets across Australia.