Juniper Green Energy Limited (Juniper) has completely commissioned its 100 MWh merchant battery energy storage system (BESS) project in Bikaner, Rajasthan, through its subsidiary, Juniper Green Cosmic Private Limited. Of the total capacity, 60 MWh was commissioned earlier in December 2025. Trial operations have been completed, and approval has been secured from the Northern Regional Load Despatch Centre.
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METLEN and the Tsakos Group have entered into a strategic partnership to jointly develop, construct, operate, and commercially manage a large hybrid power generation project in Greece. The project will be implemented through a special purpose vehicle structured as a joint venture (JV), with the Tsakos Group holding a 60 per cent stake and METLEN holding 40 per cent.
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Estuary Power has completed all phases of the Escape Solar and Storage project in Lincoln county, Nevada, reaching final completion in December 2025. The project has 185 MW of solar capacity along with 400 MWh of battery storage. Construction of the solar plants was carried out by Bechtel Infrastructure and Power Corporation. Power from the project is being supplied to four customers in Nevada under long-term arrangements.
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The state-owned power utility, Saudi Electricity Company (SEC), has completed the grid connection of a 7.8 GWh battery energy storage system (BESS) project across three sites in south-western Saudi Arabia. These projects comprise three BESS installations of 2.6 GWh each, located in Najran, Khamis Mushait, and Madaya. The BESS project is owned by SEC, with its subsidiary National Grid SA acting as the offtaker.
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Grenergy has secured capacity contracts for five standalone battery energy storage system (BESS) projects in Poland through the latest auction conducted by Polskie Sieci Elektroenergetyczne (PSE), the national electricity system operator. The awarded projects have a combined power capacity of 534 MW, translating into 2.1 GWh of storage, and will function as reserve capacity when minimum system availability cannot be ensured.
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Scatec ASA has entered into a long-term power purchase agreement (PPA) with the Egyptian Electricity Transmission Company for the development of a solar-plus-storage project in Egypt. The agreement covers 1.95 GW of solar generation capacity and 3.9 GWh of battery storage. As per this arrangement, Scatec will develop one integrated solar and battery storage hybrid project, alongside two standalone battery energy storage systems.
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ContourGlobal has commissioned a 202 MW/500 MWh standalone battery energy storage system (BESS) in the Stara Zagora region of Bulgaria. The facility is fully operational and is participating in the country’s day-ahead and intraday electricity markets. Located on a 25,000 square metre site within the Maritsa East 3 coal-fired power plant complex, the project is funded through the European Union’s NextGeneration EU programme.
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Spearmint Energy has closed an equity investment with Kyuden International Corporation for two battery energy storage system (BESS) projects in Texas. The investment covers the Tierra Seca and Seven Flags projects, each with a capacity of 100 MW/200 MWh, located in Del Rio and Laredo, respectively. Together, the two projects add 400 MWh of battery storage capacity to ERCOT.
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Blueleaf Energy, in partnership with Universal Peak Sdn. Bhd., has been selected by the Energy Commission of Malaysia to develop, own, and operate a 100 MW/400 MWh utility-scale battery energy storage system (BESS) project in the country. The project has been awarded under the Malaysia Battery Energy Storage System (MyBeST) programme. The project is scheduled for commissioning in 2027.
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SolarMax Technology, Inc., through its wholly owned subsidiary SolarMax Renewable Energy Provider, Inc., has entered into two engineering, procurement, and construction (EPC) agreements with Yabucoa BESS LLC and Naguabo BESS LLC. The agreements cover utility-scale battery energy storage system (BESS) projects located in Humacao, Puerto Rico, and Ceiba Municipality, Puerto Rico.
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Spain’s Ministry for Ecological Transition and the Demographic Challenge (MITECO) has approved a second round of subsidies for innovative hydroelectric pumped storage projects (PSP), with a total allocation of about €90 million. The call is part of the Recovery, Transformation and Resilience plan and is expected to support close to 1,000 MW of new installed capacity with 7 GWh of storage capacity.
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Energy Vault Holdings, Inc. has begun construction of the SOSA energy center, a 150 MW/300 MWh battery energy storage system (BESS) project located in Madison County, Texas, within the ERCOT North market. The project was initially developed by Savion, a Shell plc subsidiary, and was acquired by Energy Vault in the fourth quarter of 2025. Commercial operations for the project are expected in the second quarter of 2027
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PowerBank Corporation has entered into a loan agreement with NY Green Bank for a revolving credit facility with an initial principal amount of up to $8 million. The financing will be used to fund interconnection deposits required by utilities to complete the grid interconnection process for solar and battery storage projects in the state of New York. These deposits are refundable if a project does not reach commercial operation.
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Voltalia has commenced construction of the Artemisya hybrid energy cluster in Uzbekistan, covering battery storage and the first phase of wind capacity. The initial phase includes a 100 MW/200 MWh battery energy storage system project and a 100 MW wind project. The entire Artemisya cluster is planned to comprise 126 MW of solar capacity, 300 MW of wind capacity, and 100 MW/200 MWh of battery storage.
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Spain’s Ministry for Ecological Transition and the Demographic Challenge (MITECO) has approved funding for 126 large-scale energy storage projects. The allocation totals €818.3 million and is co-financed through the European Regional Development Fund (ERDF) for the 2021-2027 period. The selected projects are expected to add 2.2 GW of power capacity and 9.4 GWh of storage capacity across the country.
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The International Finance Corporation (IFC) has announced an investment in Central Puerto S.A., an electricity generation company in Argentina, to support projects aimed at improving the reliability and flexibility of the national power system. The financing package amounts to about $300 million and will be used to acquire shares in the 1,440 MW Piedra del Águila hydropower plant.
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Israel’s Finance Ministry has announced that a new solar plant integrated with the battery energy storage system (BESS) will be developed at the Ashalim power station in southern Israel. The project is designed to deliver up to 80 MW of electricity to the national grid. It will include solar photovoltaic installations with a total capacity of 150 MW. Additionally, the project will incorporate a 400 MWh BESS.
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ACME Solar Holdings has bagged a debt tie-up of Rs 47.2 billion from Indian financial institutions. Out of the total financing, Rs 27.1 billion has been secured from Power Finance Corporation for ACME’s 300 MW firm and dispatchable energy (FDRE) project. Furthermore, Rs 8 billion was secured from the National Bank for Financing Infrastructure Development. The remaining amount of Rs 12.09 billion was secured from Yes Bank.
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Altus Power has completed the acquisition of a 234 MW portfolio of solar generation and storage assets from Greenbacker. The projects span more than 100 locations across 18 states in US. The acquired assets include long-term contracted projects serving a mix of customers, including a global e-commerce and logistics firm, a regional university, and multiple utilities.
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Equinor has commenced commercial operations at its first hybrid project in Brazil, combining 140 MW of solar capacity with 223 MW of wind capacity at the Serra da Babilônia site in Bahia. The solar plant has been developed alongside the existing wind project, Serra da Babilônia Wind, operated by its subsidiary, Rio Energy. The solar plant is expected to produce 236 GWh of renewable energy annually.
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