Onyx Renewables secures $260 million in senior secured credit to fund distributed solar and battery storage projects across the U.S. The financing, led by Apterra Infrastructure Capital with participation from Investec and ATLAS SP Partners, supports construction and operational expansion. This marks the company’s largest institutional capital raise, reinforcing investor confidence in its localized clean energy model.
A Major Boost for Clean Energy Expansion
Onyx Renewables secures a $260 million credit facility to support its distributed energy projects across the United States. Announced on June 5, 2025, the financing reflects growing momentum for localized clean energy infrastructure, particularly in the commercial and industrial sectors. The company, based in New York, develops, finances, owns, and operates projects involving onsite solar photovoltaic systems and battery storage. These installations are structured to deliver immediate cost reductions, operational reliability during grid disruptions, and reduced carbon emissions.
This capital raise is Onyx Renewables’ largest institutional funding to date. It also replaces the company’s previous revolving credit facility, enabling a more comprehensive funding framework. The announcement positions Onyx Renewables to extend its footprint and implement more distributed clean energy systems across the country.
What the $260 Million Means for Onyx and Its Customers
The financing includes three main components:
- A term loan
- A revolving line of credit
- A $10 million Letter of Credit facility
These funds directly support the construction and operation of new and ongoing clean energy infrastructure. By expanding its access to capital, Onyx Renewables enhances its ability to deliver reliable, site-specific solutions to a broader customer base. The focus remains on systems that provide long-term savings, bolster resilience during outages, and reduce environmental impact through energy decentralization.
Customers in commercial, industrial, and institutional sectors stand to benefit through tailored installations that meet both economic and sustainability targets. The capital enables Onyx Renewables to scale projects without compromising on performance or timelines.
Inside the Deal: Who’s Financing the Future
Apterra Infrastructure Capital leads the transaction, serving as Administrative Agent, Lead Arranger, and Sole Bookrunner. The firm is supported by Investec, acting as a Lender, Letter of Credit provider, and Hedge Provider. ATLAS SP Partners, majority owned by Apollo funds, participates as a Lender.
The structure of this credit facility represents confidence from seasoned financial institutions in Onyx Renewables’ operational and development capabilities. These participants facilitate access to institutional funding channels necessary for large-scale infrastructure deployment.
Recommended: Hedra Raises $32M Series A And Builds The Future Of AI Character Video With Purpose And Precision
Clean Energy That Works at Ground Level
Onyx Renewables prioritizes distributed energy projects, focusing on onsite solar PV and battery storage systems. These installations are integrated directly into customer sites, enabling immediate energy use without reliance on centralized grids.
The strategy reduces exposure to grid instability and power outages, while also supporting sustainability goals. With construction and operation funded by the newly secured capital, Onyx Renewables strengthens its ability to deliver location-specific energy solutions at scale.
The company’s expertise spans development, construction, and ownership, allowing it to manage the entire project lifecycle and ensure delivery of functioning systems that align with client requirements.
Scaling Smart: Onyx’s Strategy for Sustainable Growth
CEO Mary Beth Mandanas emphasizes the importance of financial structure in scaling clean energy solutions. She states that the transaction reinforces the company’s position to meet growing demand for resilient, cost-effective energy systems.
The company intends to grow its portfolio without compromising its quality standards. Onyx Renewables continues to prioritize long-term value, focusing on financial stability and efficient project execution.
Strategic partnerships and access to institutional capital allow the company to remain competitive while supporting sustainable development goals.
Why This Funding Signals More Than Just Growth
This transaction demonstrates broader investor interest in distributed energy models. It highlights a shift toward financing infrastructure projects that deliver measurable cost and environmental benefits. By increasing its capacity to fund installations directly, Onyx Renewables aligns with market demands for energy independence and site-level resilience.
The deal may also reflect institutional readiness to back clean energy developers that can deliver fully integrated systems. Onyx Renewables’ model offers stakeholders both reliability and performance, with fewer dependencies on centralized grid infrastructure.
The Road Ahead for Distributed Clean Energy
Onyx Renewables expands its clean energy platform with $260 million in secured financing. The company advances its mission to deliver site-based power systems that reduce costs, strengthen energy reliability, and support decarbonization.
With financing led by Apterra and supported by Investec and ATLAS SP Partners, the company solidifies its position as a key developer and operator in the distributed energy market. The announcement confirms both financial backing and operational readiness to execute large-scale projects across varied sectors.
The funding enables Onyx Renewables to scale its infrastructure while reinforcing its focus on delivering localized, efficient, and sustainable energy solutions to customers across the U.S.
Please email us your feedback and news tips at hello(at)superbcrew.com
