Kyndryl Holdings, Inc. operates as a technology services company and IT infrastructure services provider worldwide. The company offers cloud services; core enterprise and zCloud services; application, data, and artificial intelligence services; digital workplace services; security and resiliency services; and network services and edge services. It serves financial, technology, media and telecom, retail and travel, and automotive industries. The company was incorporated in 2020 and is headquartered in New York, New York.

MARA Holdings, Inc. operates as a digital asset technology company that mines digital assets with a focus on the bitcoin ecosystem in United States. The company was formerly known as Marathon Digital Holdings, Inc. and changed its name to MARA Holdings, Inc. in August 2024. MARA Holdings, Inc. was incorporated in 2010 and is headquartered in Fort Lauderdale, Florida.

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.

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.

Future FinTech Group Inc., through its subsidiaries, operates online shopping platforms in People's Republic of China. It operates in three segments: Supply Chain Financing Service and Trading Business, Asset Management Service, and Others. The company offers cross-border money transfer service, brokerage and investment banking, and cryptocurrency mining farm business. It also engages in the trading of coal, aluminum ingots, sand, and steel; and E-commerce, digital wallet safety management, blockchain code auditing and operations, cryptocurrency mining, metaverse and big data maintenance services. The company was formerly known as SkyPeople Fruit Juice, Inc. and changed its name to Future FinTech Group Inc. in June 2017. Future FinTech Group Inc. is headquartered in New York, New York.

Soluna Holdings, Inc. together with its subsidiaries, engages in the mining of cryptocurrency through data centers. It operates through two segments, Cryptocurrency Mining and Data Center Hosting. The company also operates in the blockchain business. In addition, the company develops and builds modular data centers that use for cryptocurrency mining. Further, it provides data center hosting services, including electrical power and network connectivity to cryptocurrency mining customers. The company was formerly known as Mechanical Technology Inc and as changed to Soluna Holdings, Inc. Soluna Holdings, Inc. was incorporated in 1961 and is headquartered in Albany, New York.

The OLB Group, Inc. provides integrated financial and transaction processing services for small and mid-sized merchants in the United States. It operates through two segments: Fintech Services and Bitcoin Mining Business segments. The company operates CrowdPay, a crowdfunding platform used to facilitate a capital raise of various types of securities; cloud-based business management platform that provides turnkey solutions for merchants to enable them to build and manage their retail businesses; eVance which provides payment processing solutions to merchants, which enable merchants to process credit and debit card-based internet payments for sales of their products; and SecurePay, a payment gateway and virtual terminal with proprietary business management tools. It is also involved in the cryptocurrency mining activities; cryptocurrency-related services; and provision of ecommerce development and consulting services. The OLB Group, Inc. was founded in 1993 and is headquartered in New York, New York.