MoneroMilk is a XMR mining pool. It has a 1.2% fee (of which 0.2% is donated to the Monero core dev team) and runs on a Prop distribution method. The payout is set at 0.35 XMR.
BTCSweet is a UK based cloud mining company launched in 2017.
BTCSweet charges no maintenance fee. The contracts are "lifetime" (it means that there is no determined duration of the contract and it finishes when the chosen mining plan becomes unprofitable). The platform accepts payments in Bitcoin, or by Payeer, Perfect Money or PayPal.
BitPool is a cryptocurrency mining pool with dedicated servers in Europe. It allows users to mine BTCP, BTCZ, BZE, BTCP, CMM, ZEL, and more with a 0.4% fee. Each currency pool has its individual website info.
Mining Wholesale is a privately owned company based in The Netherlands, which focuses on the exploitation of mining-related products to consumers and businesses.