Miner Maniac is multi-currency mining pool. currently, you can mine Bitcoin Private, BitcoinZ, Zcash, ZenCash VoteCoin and SnowGem with a PROP Reward System and 0.5% fees.
Although NiceHash is usually regarded as a mining service, it's better to say that it's a kind of a platform for selling/buying cloud mining contracts. What is special about NiceHash is that users can opt for both selling and buying the hash power on this platform.
Blockware Solutions LLC services include hardware procurement, mining rig colocation, and professional mining and staking pool operations. Blockware offers access to an extensive network of commercial Data Center Facilities across North America who specialize in hosting and collocation services for Cryptocurrency mining hardware; providing clients access to low cost hosting rates (5,7-6.7c kWh), guaranteed up-time and 24/7 monitoring by experienced IT personnel.