GREE vs GWH Comparison

Greenidge Generation Holdings Inc owns and operates a vertically integrated cryptocurrency data center. The company has one reportable segment: The Datacenter Operations segment, that derives revenue through datacenter hosting, crypto-currency self-mining, and power and capacity sales. It owns and operate a vertically integrated cryptocurrency datacenter and power generation facility in Torrey, New York, which includes a natural gas power generation plant of nameplate capacity. The cryptocurrency data center operations generate revenue in the form of bitcoin by earning bitcoin as rewards and transaction fees for supporting the bitcoin network with application-specific integrated circuit computers owned or leased by the company.

ESS Tech Inc is a long-duration energy storage company specializing in iron flow battery technology. It develops and manufactures long-duration energy storage systems based on iron flow battery technology. The company's batteries use earth-abundant materials, including iron, salt, and water, and are designed for high cycle life and recyclability. It operates as a single business operating segment, which includes all activities related to the design, engineering, and manufacturing of the company's long duration energy storage products. The company's revenue is derived from the sale of its energy storage products and from service contracts.