Kelta is a Slovak company offering cloud mining services. The user sends ETH to the Kelta wallet, then buys KLT tokens which are based on the Ethereum blockchain, and can start mining currencies - ETH, XMR, ZEC, or BCH.

MineXMR is a Monero Mining pool that allows users to mine XMR through a prop payment system and for a 1% fee. 10% of the fee is donated to Monero core dev. MineXMR uses 3 Mixin to pay miners.

Mining Store 5111 is an ASIC and mining Rig reseller. Their company, High Tech E Shop LTD, was founded in Hong Kong.

HashCore Mining is a UK-based company with two mining farms located in Romania. HashCore provides its customers with mining services and offers Cloud Mining Contracts, Hosting/Colocation, Mining Equipment and turnkey mining farm solutions for large-scale customers.

Their Cloud Mining Contracts allow users to mine most cryptocurrencies with the equipment of their choice, earnings are delivered on daily basis and directly on the wallet of the users.

HashCore Hosting/Colocation services allow users to send their miners for hosting, charging the price per kWh and including full services and with no hidden costs.

A major outfit backed by a big name in ASIC mining hardware

Update 22.12.2020: The pool is closed, the site is down.
Aurora Pool is an Ethereum mining pooll where users can mine Ether (ETH) with 0.7% fee and through a Prop payment system. Aurora's minimum payout is 0.05 ETH.

Advanced Micro Devices, Inc, most commonly known as AMD, is an American multinational semiconductor company based in Sunnyvale, California. It develops computer processors and related technologies for business and consumer markets. AMD is known in the mining community for producing the most efficient GPUs when it comes to mining.

Arsmine is a multi cryptocurrency mining pool. It provides users with European servers as well as three payout options to mine, PPLNS, PPS, and SOLO. In addition, the pool is compatible with nicehash.

Mining City - компания облачного майнинга, основанная в 2019 году ее нынешним генеральным директором Грегом Роговски. Согласно веб-сайту Mining City, до создания платформы облачного майнинга Роговски работал на европейские бренды в сфере маркетинга и медиа. Считается, что Грег является жителем Польши. Компания Mining City зарегистрирована на Кипре.

Платформа предлагает планы майнинга. Пользователи могут зарабатывать как с помощью облачного майнинга (используя арендованную мощность хэша), так и с помощью реферальных вознаграждений. Здесь представлены фотографии с мероприятий (саммитов), проводимых Mining City по всему миру. Однако, кроме дат и фотографий, никакой информации об этих событиях нет.

Update: The website is inactive, the pool is closed.
With servers based in Asia, USA and Europe (Australia Included, Core Gear Located in Netherlands) the AkumaXMR, as the name suggests, is a Monero mining pool, with no fees and a reward system RBPPS. The pool is DDoS protected and ARM Friendly.

WATTUM is a private North American mining pool with hybrid software solutions.

Eken Cloud Mining is an easy, cheap, and good way to get or mine Bitcoin, Ethereum, Zcash, Dash or Monero. EKEN Cloud Mining was founded in 2016 in France where the office was set. With the mining operation in Canada, they provide daily payouts to the clients with a minimum amount of 0.0047 BTC and 0.12 ETH. Being a new and growing company there are still several details to improve, such as the website that will be updated next week.

Moria - это майнинг-пул Monero с серверами в Европе, России и США. Плата за майнинг составляет 0.2, что можно считать хорошей чертой этого пула. Система вознаграждений - PPLNS. Сайт предоставляет подробные инструкции для новичков, которые облегчают начало работы.

Based in Madrid, Mineroo.io is a cryptocurrency mining hardware seller. The customers are able to purchase cryptocurrencies mining devices such as ASIC Miners, Cold Wallets or Graphic cards online and pay using either BTC or Fiat currencies through Visa, Mastercard, and Bank Transfer. International delivery usually takes about 7-10 business days.

Suprnova is a multi-cryptocurrency mining pool. Users can mine 20+ cryptocurrencies for a 1% fee except for DASH, GRS and START which have no fees. Users can also use the merged mining feature to mine VIA and UNI.

TheCoin is a multi-cryptocurrency pool. It allows users to mine multiple cryptocurrencies: ACOIN, ASC, CNC, CSC, DGB, DGC, NOTE, FST, FFC, FLO, FRK, GLD, XJO, MEC, MYR, SXC, SWING, TGC, TIT, UNIT, XVG, WBB, and ZET. All these coins can be mined for a 0% fee, as the pool runs on donations. The payment system for TheCoin is Prop.

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.

As the name suggests, Pirl-Pool.io is a Pirl mining pool, featuring professional support, low fees and full stratum proxy support in North America, Europe & Asia. It has a 1% mining fee and uses the Prop payment system.

Nvidia Corporation is an American technology company based in Santa Clara, California. It designs graphics processing units for the gaming and professional markets, as well as system on a chip units for the mobile computing and automotive market.

Merge Mining Pool also known as mmpool is a BTC mining pool that allows users to mine BTC for a 1.5% fee and to merge mine with Namecoin, Ixcoin, Devcoin, I0coin, Groupcoin, Unobtanium and Syscoin 2.0.