CleanSpark, Inc. operates as a bitcoin miner in the Americas. It owns and operates data centers that primarily run on low-carbon power. Its infrastructure supports Bitcoin, a digital commodity and a tool for financial independence and inclusion. The company was formerly known as Stratean Inc. and changed its name to CleanSpark, Inc. in November 2016. CleanSpark, Inc. was incorporated in 1987 and is headquartered in Henderson, Nevada.

TeraWulf Inc., together with its subsidiaries, operates as a digital asset technology company in the United States. The company develops, owns, and operates bitcoin mining facilities in New York and Pennsylvania. It is also involved in the provision of miner hosting services to third-party entities. The company was founded in 2021 and is headquartered in Easton, Maryland.

Cipher Mining Inc., together with its subsidiaries, engages in the development and operation of industrial scale bitcoin mining data centers in the United States. The company was incorporated in 2020 and is based in New York, New York. Cipher Mining Inc. operates as a subsidiary of Bitfury Holding B.V.

Bit Digital, Inc., together with its subsidiaries, engages in the bitcoin mining business. It is also involved in the treasury management activities; and digital asset staking and digital asset mining businesses, as well as ethereum staking activities. In addition, it provides specialized cloud-infrastructure services for artificial intelligence applications. The company was formerly known as Golden Bull Limited and changed its name to Bit Digital, Inc. in September 2020. Bit Digital, Inc. was founded in 2015 and is headquartered in New York, New York.

Griid Infrastructure Inc. operates as a vertically integrated bitcoin mining company in North America. The company owns and operates a portfolio of energy infrastructure and data centers. It also engages in bitcoin mining operation, which operates specialized computers that generate cryptocurrency. The company was founded in 2018 and is based in Cincinnati, Ohio. As of October 30, 2024, Griid Infrastructure Inc. operates as a subsidiary of CleanSpark, Inc.

Stronghold Digital Mining, Inc., a crypto asset mining company, focuses on Bitcoin mining in the United States. It operates in two segments, Energy Operations and Cryptocurrency Operations. It also owns and operates coal refuse power generation facilities; and provides environmental remediation and reclamation services. The company was incorporated in 2021 and is headquartered in New York, New York.

BIT Mining Limited operates as a cryptocurrency mining company in the Mainland China, the United States, and Hong Kong. The company operates in two segments: Data Center and Cryptocurrency Mining. It operates a cryptocurrency mining data center in Ohio with power capacity of 82.5 megawatts; and purchases and deploys bitcoin mining machines. In addition, it engages in online gaming activities; and provision of technology services. The company was formerly known as 500.com Limited and changed its name to BIT Mining Limited in April 2021. BIT Mining Limited was founded in 2001 and is based in Akron, Ohio.

i-80 Gold Corp., a mining company, explores for, develops, and produces gold, silver, and polymetallic deposits in the United States. The Company's principal assets are the McCoy-Cove gold properties located in Lander County, Nevada; the Granite Creek gold project located in Humboldt County, Nevada; the Lone Tree project located within the Battle Mountain-Eureka Trend, Nevada; and the Ruby Hill mine in Eureka County, Nevada. i-80 Gold Corp. was incorporated in 2020 and is headquartered in Reno, Nevada.