DeltaPool is a public altcoin pool pool that charges low fees and runs on a Prop/PPLNS payment system, allowing users to mine Equihash coins, Zcash, ZEN and ZClassic. The fee is 1% and miners get payments every 100 verification's on block found.

DecredPool is a DCR Mining Pool that uses a Prop reward system and has no fees for mining Decred.

DashMiner is a AMD graphic card only DASH and BTC Mining Pool that allows users to smart mine multiple cryptocurrencies and algorithms and receive payments in DASH or BTC for a 1% fee that is donated to the Dash donation Wallet.

Danbi's DMD Pool allows users to mine DMD for a 1% fee. It uses the Prop system to distribute payments.

Cyberian Mine GmbH is a German-Russian joint venture cryptocurrency mining company. It provides mining hostage services for its clients with an electricity cost of €0.03/kWh, achieved by green hydro-power stations, with free natural cooling in Siberia’s low ambient temperature. At Cyberian Mine, the user can choose to buy a mining device from them directly or send its own mining device to perform the host mining service.

Cudo Miner is a multi-algorithm cryptocurrency miner with advanced per algorithm and GPU overclocking features. The smart miner automatically switches between hashing algorithms based on coin profitability and re-optimizes the miners GPU hardware, ensuring optimal performance & profitability is maintained.

CryptoUniverse was founded 2017 with the goal to revolutionize the mining hardware market. Currently, the main focus lies in the distribution of Bitcoin Mining Hardware from Canaan.io and GPU-Mining Equipment for the European market. Cryptouniverse also offers consulting and large-scale mining equipment deployment for mining farms and other businesses.

CryptoPools is a cryptocurrency Mining Pool that allows users to mine DGC, ARG, CURE, VIA, DGB, DNOTES, DMD, DCREDITS for a 2% and CAPS for a 1% fee. CryptoPooluses the Prop payment system.

CryptoPool is a multi-cryptocurrency mining pool. It allows users to mine multiple coins like PIVX, Dash, Zcash, Litecoin and Digibyte. CryptoPool uses the PPLNS payment system and charges a 0.7% fee average.

Cryptominer Solutions是一站式商店，通过我们多样化的区块链投资产品和服务组合（包括云采矿池服务，加密货币投资工具的销售以及硬件钱包），为认可投资者提供安全

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

Crypto Hub is a cryptocurrency mining pool with the possibility of new coins by users. It's a professional pool with a modern interface, integrated marketplace and faucets.

Cryptofriends is a cryptocurrency mining pool where users can mine AEON, Leviarcoin (XLC), Monero (XMR), and Karbowanec (KRB) for a 0.1% fee and through a Prop payment system. The minimum payout is 0.1 AEON, 1 XLC, 0.1 XMR, and 0.5 KRB.

Cryptoexplora是为云采矿和投资提供服务的最大公司之一。

CryptoADHD is a DASH MZC H2O EBG and IRL mining pool with a PPLNS payment system and a 1% fee, except for Dash mining which is free of charge. 50% of all fees and pool donations are to be donated to a charity.

Crypto-Coins.Club Mining Pool is a cryptocurrency mining pool in which users can mine XMR, ETN, KRB, BIP, XLC and DCY. Crypto-Coins.Club Mining Pool runs through a Prop payment system. The average fee is 1%.

Headquartered in Hong Kong, Crypto Drilling is a cryptocurrency mining hardware seller. The customers are able to purchase mining devices such as ASIC miners or mining rigs online and pay using Bitcoin (BTC) or Fiat through a bank transfer. The deliveries are performed within 7-10 business days after Crypto Drilling received the payment.

Cruxpool is a mining pool made for miners by miners and operated by the company ILIIUM. It provides a bunch of tools to help miners monitor their mining rigs: real-time statistics, professional support (with a dedicated Discord), 0% fees for two months, very low threshold (0.01 ETH), and complete API and tutorials.

Croat.Pool.CAT is the official Croat mining pool, from Catalonia, Spain. It has a Prop payment system and charges a 0.8% fee. Croat is a cryptocurrency based on the Cryptonote algorithm.

Based in Romania, Costa Nord Mine offers Ethereum cloud mining services, allowing users to purchase hashpower without having to deal with complex hardware and software configuration. Costa Nord Mine offers mining services and a variety of mining-related solutions for small and large investors.