Bitdeer Technologies Group operates as a technology company for blockchain and computing. It offers hash rate sharing solutions, including Cloud hash rate and Hash rate marketplace; and a one-stop mining machine hosting solutions encompassing deployment, maintenance, and management services for efficient cryptocurrency mining; as well as mines cryptocurrencies for its own account. The company also operates mining datacenters to generate hash rate; handles various processes involved in computing, such as equipment procurement, transport logistics, datacenter design and construction, equipment management, and daily operations; and sells mining machines. The company is headquartered in Singapore.

Bitfarms Ltd. engages in the mining of cryptocurrency coins and tokens in Canada, the United States, Paraguay, and Argentina. It owns and operates server farms that primarily validates transactions on the Bitcoin Blockchain and earning cryptocurrency from block rewards and transaction fees. The company also provides electrician services to commercial and residential customers in Quebec, Canada. It also undertakes hosting of third-party mining hardware. The company was formerly known as Bitfarms Technologies Ltd and changed its name to Bitfarms Ltd. in October 2018. The company was founded in 2017 and is based in Toronto, Canada.

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.

Abits Group Inc. operates in the bitcoin mining business in the United States. The company was formerly known as Moxian (BVI) Inc and changed its name to Abits Group Inc. in November 2023. Abits Group Inc. was incorporated in 2021 and is based in Causeway Bay, Hong Kong.

BTCS Inc. operates in blockchain technology sector the United States. Its blockchain-infrastructure secures and operates validator nodes on disruptive blockchain networks, as well as validates transactions for crypto holding delegations on dPoS blockchains. The company offers StakeSeeker, a cryptocurrency dashboard and staking-as-a-service platform that allows crypto asset holders to earn rewards by participating in network consensus mechanisms; and Builder+, a Ethereum block builder offered to maximize validator earnings by utilizing algorithms to construct optimized blocks for on-chain validation. In addition, it is involved in the development of ChainQ, an AI-powered blockchain data and analytics platform, which allows users to query real-time and historical on-chain blockchain data. The company was formerly known as Bitcoin Shop, Inc. and changed its name to BTCS Inc. in July 2015. BTCS Inc. was founded in 2014 and is based in Silver Spring, Maryland.

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.

Argo Blockchain plc, together with its subsidiaries, engages in the bitcoin and other cryptocurrencies mining business worldwide. It engages in mining purpose-built computers for complex cryptographic algorithms. The company was formerly known as GoSun Blockchain Limited and changed its name to Argo Blockchain plc in December 2017. Argo Blockchain plc was incorporated in 2017 and is based in London, the United Kingdom.

BTC Digital Ltd. a crypto asset technology company engages in bitcoin mining business. It is also involved in mining machines resale and rental business. The company was formerly known as Meten Holding Group Ltd. and changed its name to BTC Digital Ltd. in August 2023. The company was founded in 2006 and is headquartered in Shenzhen, China.