Sunraycer Renewables LLC announced on September 9, 2025, the execution of two Revenue Swap Agreements with ENGIE Energy Marketing North America (EEMNA) to support its Midpoint and Gaia battery energy storage projects in Texas. The agreements will facilitate the 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.

Project Details and Locations

The Midpoint project, located near Blum, Texas, will provide 50 MWac / 100 MWh of capacity. The Gaia project, situated near Kerens, Texas, will contribute 75 MWac / 150 MWh of capacity. Both projects are scheduled for commercial operation in the fourth quarter of 2025. The combined projects will deliver clean energy and ancillary services to the ERCOT grid, supporting the region's energy infrastructure needs.

Executive Leadership Comments

David Lillefloren, CEO of Sunraycer, expressed enthusiasm about the partnership, stating: "Sunraycer is excited to collaborate with ENGIE, one of the largest BESS operators in ERCOT. This alliance continues to support ERCOT's energy diversification efforts and drives the transition to clean energy." Ken Robinson, President of ENGIE Energy Marketing, North America, commented on the strategic nature of the agreement:

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

Sunraycer's Business Model and Portfolio

Sunraycer's Accelerant Program provides a differentiated approach for smaller developers, offering flexible capital solutions and institutional access to operations and maintenance (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 is a Crayhill Capital Management portfolio company based in Annapolis, Maryland. The company operates as a rapidly growing renewable energy platform with a development and construction stage pipeline of approximately 2 GW of solar and 2 GW of BESS utility-scale power plants. The company provides pre-NTP (Notice to Proceed) 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.

Legal and Financial Support

K & L Gates LLP served as legal counsel to Sunraycer for these Revenue Swap Agreements with ENGIE Energy Marketing North America. ENGIE Energy Marketing North America is part of ENGIE North America (ENGIE), positioning the partnership within a larger energy infrastructure network. The agreements represent ENGIE's continued strategic investments in energy storage technologies and market solutions.

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