CryptoMach is a multi-currency pool, with a Pay-Per-Last-1000-Shares system, anonymous mining and a global mining network with DDOS protected servers in US & Asia
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.
Black Arrow Software has a range of products across the hardware space for crypto currencies. It's original push was for Bitcoin ASIC's with it's Minion Chip. It soon expanded into Litecoin ASICS with the Minion2 chip. Although its chip bundles are prohibitively expensive for most as they are large bulk orders - there are options to buy in smaller quantities.
The Company does produce a mining rig range - the Prospero X-1 and the Prospero X-3 - although pricing has to determined by contacting the Company.
Furthermore the Company has just introduced its own hardware wallet - the eWallet.
Based in Hong Kong, Hashfox is a cloud mining services provider. Bitcoin (BTC) cloud mining contracts are available on the platform with the possibility to pay either by using Cryptocurrencies or Fiat.