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GreenBox POS, a technology company, engages in the development, marketing, and sale of blockchain-based payment solutions. Its blockchain-based systems facilitate, record, and store a volume of tokenized assets, representing cash or data, on a blockchain-based ledger. The company's products include QuickCard Payment System, a physical and virtual cash management system, including software that facilitates deposits, cash, and e-wallet management; point of sale solutions comprising software and hardware; and Loopz software solution, a mobile delivery service operations management solution with automated dispatch functionality. It serves customers in various industries, including foreign exchange, retail, and e-commerce sectors. The company was formerly known as ASAP Expo, Inc. GreenBox POS was incorporated in 2007 and is based in San Diego, California.

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.

SOS Limited provides data mining and analysis services to corporate and individual members in the People's Republic of China. It provides marketing data, technology, and solutions for insurance companies; emergency rescue services; and insurance product and health care information portals. The company operates SOS cloud emergency rescue service software as a service platform that offers basic cloud products, such as medical rescue, auto rescue, financial rescue, and life rescue cards; cooperative cloud systems, including information rescue center, intelligent big data, and intelligent software and hardware; and information cloud systems, such as newsToday and E-commerce Today, 10086 hot-line center, information security services, and marketing-related data. It also focuses on cryptocurrency mining, blockchain-based insurance, and security management businesses. The company serves insurance companies, financial institutions, medical institutions, healthcare providers, and other service providers in the emergency rescue services industry. The company is based in Qingdao, the People's Republic of China.

SRAX, Inc., a technology company, focused on enhancing communications between public companies and their shareholders and investors in the United States. The company offers Sequire, a Saas platform that allows issuers to track their shareholders' behaviors and trends, then use data-driven insights to engage with shareholders across marketing channels. It also organizes and hosts investor conferences within the micro and small- cap markets. The company markets and sells its services through its in-house sales and marketing team. The company was formerly known as Social Reality, Inc. and changed its name to SRAX, Inc. in August 2019. SRAX, Inc. was founded in 2009 and is headquartered in Westlake Village, California.