Spearmint Energy, a next-generation energy company bringing energy solutions to the power grid with large-scale battery storage, secured a $325 million expanded debt facility in partnership with Nuveen Energy Infrastructure Credit (Nuveen EIC), Elda River Capital Management, Harrison Street Asset Management and Aiga Capital Partners. The debt facility strengthens Spearmint’s capital base and supports strategic initiatives aligned with its mission to deliver safe, stable and affordable energy through battery storage solutions.
Spearmint expects to leverage the capital to advance its operating portfolio, including Tierra Seca, Seven Flags and Revolution, and development portfolio with projects throughout the United States. The expanded debt facility further enhances Spearmint’s financing flexibility, enabling the company to support operating assets, fund strategic initiatives across its platform and capitalize on additional storage opportunities as demand for reliable power infrastructure continues to grow.
“We are pleased to secure this debt financing from Nuveen EIC, Elda River, Harrison Street and Aiga as we accelerate the deployment and optimization of battery storage to reduce grid volatility, increase resilience and help ensure power is available whenever and wherever it is needed,” Andrew Waranch, founder, president and CEO of Spearmint, said. “As energy demand continues to rise, now faster than ever, this growth capital will help us continue to deliver safe and affordable energy across the country.”
Don Dimitrievich, head of Nuveen EIC, added, “Battery storage is becoming an increasingly important part of the nation’s energy infrastructure, and Spearmint is helping to advance that buildout with high-quality assets and a clear growth strategy. We are pleased to support the Spearmint team through this debt facility as they continue to expand access to reliable, resilient power for American consumers.”






