Sunraycer Renewables Executes Revenue Swap Agreements with ENGIE Energy Marketing North America for Texas Battery Storage Projects

Agreements support construction and operation of Midpoint and Gaia BESS projects with a combined capacity of 125 MWac / 250 MWh, delivering clean energy and ancillary services to ERCOT

ANNAPOLIS, Md., Sept. 9, 2025 /PRNewswire/ -- Sunraycer Renewables LLC ("Sunraycer"), a leading developer, owner and operator of clean energy power sites, announced today the execution of two Revenue Swap Agreements with ENGIE Energy Marketing North America ("EEMNA"), part of ENGIE North America (ENGIE), to support its Midpoint and Gaia battery energy storage projects in Texas.

The agreements will facilitate construction and operations of Sunraycer's battery energy storage system (BESS) projects, delivering approximately 125 MWac and 250 MWh of capacity and ancillary services to the Electric Reliability Council of Texas ("ERCOT") grid. Midpoint, near Blum, Texas, will provide 50 MWac / 100 MWh, while Gaia, near Kerens, Texas, will contribute 75 MWac / 150 MWh. Both projects are scheduled for commercial operation in late Q4 2025.

"Sunraycer is excited to collaborate with ENGIE, one of the largest BESS operators in ERCOT," said Sunraycer CEO David Lillefloren. "This alliance continues to support ERCOT's energy diversification efforts and drives the transition to clean energy."

"ENGIE continues to make strategic investments in our people, assets, technologies, and analytical models to accelerate innovation in sustainable and flexible energy storage," said Ken Robinson, President of ENGIE Energy Marketing, North America. "Our deep expertise in energy markets allows us to deliver tailored, customer-centric solutions — like this agreement with Sunraycer."

Sunraycer's Accelerant Program provides a differentiated approach for smaller developers, offering flexible capital solutions and institutional access to O&M, energy management, and generation management services. This structure enhances certainty of execution and provides an attractive alternative to traditional utilities. The program's success has helped establish Sunraycer as a trusted partner in the industrial power sector, with a growing portfolio that includes significant partnerships with large data center operators.

Sunraycer was advised by K & L Gates LLP as legal counsel.

About Sunraycer

Sunraycer, a Crayhill Capital Management portfolio company, is a rapidly-growing, Annapolis, Maryland-based renewable energy platform that has a development and construction stage pipeline of approximately 2 GW of solar and 2 GW of BESS utility-scale power plants. Sunraycer provides pre-NTP and acquisition capital to developers involved in all types of renewable energy endeavors, aiming to streamline development complexities and eliminate financing challenges. Sunraycer leverages enterprise-scale partnerships with proven industry leaders, as well as an experienced and driven in-house team of renewable energy experts, to accelerate the deployment of development-stage projects. For more information, please visit Sunraycer's website at https://sunraycer.com/ or follow Sunraycer on LinkedIn for the latest news and events.

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SOURCE Sunraycer Renewables