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The Bitfury Group, or Bitfury, is a full-service blockchain technology company that develops software and hardware solutions. The company is headquartered in London, with additional offices in Amsterdam, Dubai, Hong Kong, Seoul, Tokyo, and Washington D.C. The company has data center operations in Iceland, the Republic of Georgia, Canada, and Norway, which process and transmit bitcoin transactions.

BTCSweet是一家英国的云采矿公司，于2017年成立。BTCSweet不收取维护费。合同是“终生的”（这意味着没有确定的合同期限，并且在所选的采矿计划变得无利可图时结束）。该平台接受比特币或Payeer，Perfect Money或PayPal的付款。

BitforX offers its customers safe Cloud Mining services. Their Mining farm is located in Kutaisi, Georgia, Industrial Zone and it contains about 10,000 Miners. It also has a convenient and secure Bitcoin wallet, accessible worldwide on any device. Select the desired amount of hash power and generate revenue daily. Their goal is to contribute to the advancement of Bitcoin mining space and give an opportunity to people to access mining operations of the network to generate Bitcoin.