MET Group Acquired Majority Stake in Zephiros Energy
Renewable energy operators gain access to expanded battery storage and asset optimization capabilities.
Updated on Sept. 29, 2026 in Business Strategy
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MET Sales and Trading has acquired a majority stake in Greek renewable energy aggregator Zephiros Energy Trading S.A. The transaction expands service offerings for renewable energy producers and investors through combined local and international expertise.
Why it matters
The acquisition scales MET Group’s reach in the Greek energy market while providing Zephiros with greater financial backing and broader trading infrastructure. This partnership enables the development of new energy products, specifically targeting battery storage and asset flexibility.
MET Sales and Trading acquired a majority stake in the renewable energy aggregator Zephiros Energy Trading S.A. The deal size and financial value of the transaction remain undisclosed.
The players
MET Group
An international energy company based in Switzerland that operates across natural gas and power markets.
Zephiros Energy Trading S.A.
A Greek renewable energy aggregator providing trading and support services for producers and investors.
Georgios Oikonomou
The newly appointed CEO of Zephiros Energy Trading S.A.
The details
The partnership integrates MET Group’s international trading reach and financial stability with Zephiros’s local Greek market expertise. Operators in the renewables space should expect new service capabilities from Zephiros, including specialized battery energy storage solutions and flexible asset optimization tools designed for producers and investors.
Timeline
September 29, 2026: The acquisition announcement was published.
Market Landscape
This acquisition follows the industry-wide trend of consolidating renewable trading platforms to support the integration of battery storage assets. It marks a strategic expansion of MET Group’s footprint, aiming to capture value from the increasing demand for grid flexibility in Europe.
Renewable energy project owners in Greece should watch for new product offerings from Zephiros regarding battery storage and asset management. Businesses should evaluate how these new flexible asset optimization tools could improve their own revenue streams or grid performance.
The takeaway
The move signals that established energy traders are prioritizing flexible storage capacity as a competitive differentiator. Investors should monitor how Zephiros integrates these new storage services into existing asset portfolios to identify potential shifts in grid-balancing operational costs.
Further reading
For broader trends in market expansion, visit the Business Strategy section.
Source note: This article includes information reported by Nine O' Clock - first exclusively daily publication to appear in English language in Romania.
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