Soluna Holdings, Inc. (NASDAQ: SLNH) is a U.S.-based digital infrastructure company developing renewable-powered data centers for energy-intensive computing applications, including Bitcoin mining, artificial intelligence (AI) and high-performance computing (HPC). Headquartered in Albany, New York, the company co-locates computing facilities with renewable energy resources to utilize excess electricity and support grid efficiency. Its portfolio includes Project Dorothy in Silverton, Texas, Project Sophie in Murray, Kentucky, and Project Kati in Willacy County, Texas. Project Kati 1 was developed for Bitcoin hosting, while Kati 2 is planned as a large-scale AI and HPC campus with Metrobloks. Soluna is expanding its renewable computing platform through modular data center designs, energy partnerships and project-level financing.