Soluna Holdings, Inc. develops and operates data centers that utilize renewable energy, including excess or curtailed power, to support energy-intensive computing applications. The company is involved in cryptocurrency mining and provides data center hosting services for third-party customers. It operates through the following segments: Cryptocurrency Mining, Data Center Hosting, and High-Performance Computing Services. The Cryptocurrency Mining segment generates revenue from its mining activities. The Data Center Hosting segment operates a data center from the company's computing facility in Calvert City, Kentucky. The High-Performance Computing Services segment provides computing infrastructure and related services for data-intensive workloads. The company was founded in 1961 and is headquartered in Albany, NY.