Mining Companies

Cathedra Bitcoin Inc. is a Canadian publicly traded company that develops and operates industrial-scale bitcoin mining and digital infrastructure facilities across North America. The company operates compute capacity configured as dispatchable and interruptible load, integrating directly with power generation sources to provide demand-response grid services. Operations include bitcoin self-mining, hosting services, and hybrid revenue models across five sites with approximately 60 MW of contracted capacity. The company offers flexible load management services to energy producers and grid operators, positioning compute resources as demand-response infrastructure alongside mining operations.

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Coinmint operates bitcoin mining and high-density compute data center facilities through its subsidiary NCCS. The primary facility is located in Massena, New York, within a repurposed aluminum smelter formerly operated by Alcoa, with additional capacity in Plattsburgh, New York. The Massena facility supports up to 435MW of transformer capacity. The company is structured as Energy and Compute LLC, doing business as Coinmint, and maintains headquarters in the United States with operations in Puerto Rico. The facilities are designed to support multiple compute workloads beyond bitcoin mining, serving institutional clients requiring large-scale data center capacity.

Compass Mining is a Bitcoin mining marketplace and hosting platform that allows individuals and institutions to purchase ASIC miners and have them hosted at third-party data centers. The platform handles hardware sourcing, logistics, and facility management, with customers able to monitor their machines via a dashboard and sell hardware on a secondary marketplace. As of the website, Compass manages 5.9 EH/s of hashrate across 20 hosting facilities totaling 160 MW, serving over 10,000 customers with more than 100,000 machines sold. The company raised $1.7M in early 2021 and positions itself as an accessible entry point for retail Bitcoin miners who lack the infrastructure to self-host.

CryptoReactor is a mining colocation operator with facilities in Irkutsk, Moscow, and Bratsk. The company owns its infrastructure directly, including land and buildings, and operates without third-party intermediaries. It employs a proprietary thermal management system called the "reactor," which uses hot and cold aisle containment to regulate heat generated by ASIC mining equipment. The company provides up to 75 MW of capacity, with 54 MW operational and potential expansion to 90 MW. CryptoReactor offers colocation services to individual and institutional clients who deploy their own ASIC hardware at the facilities for mining operations.

CudoMiner is a cryptocurrency mining software platform that enables individuals and organizations to mine crypto assets using idle GPU and CPU hardware, including PCs, laptops, and dedicated mining rigs. The platform offers automated coin-switching to maximize profitability, and ships three distinct products: CudoMiner for desktop users, CudoFarm for large-scale mining farm management, and CudoOS, a dedicated GPU mining operating system. Target users range from casual PC and laptop miners to internet cafes, gamers, and professional mining farm operators, with the platform claiming over 100,000 registered users. CudoMiner supports multiple mining algorithms and coins, provides an affiliate referral program, and charges fees outlined on its pricing page rather than requiring upfront hardware purchases from the platform itself.

DMND is a Bitcoin mining pool operated by Guru Protocol Ltd, registered in England and Wales and headquartered in London. The pool is built natively on the Stratum V2 protocol, an end-to-end encrypted binary mining protocol that enables miner-side block template selection, giving individual miners control over which transactions they include in blocks rather than delegating that choice to the pool. DMND uses a proprietary payout scheme called SLICE, a variant of PPLNS with job declaration, designed to provide transparent and verifiable earnings distribution. The pool holds SOC 2 Type 2 compliance certification and targets both enterprise-scale mining operations and high-efficiency solo operators seeking security, privacy, and decentralization.

Elektron Enterprises LLC operates in Bitcoin mining focused on proof-of-work consensus mechanisms. The company is associated with Rapha Zagury. Its operational model centers on proof-of-work mining as a scarce, non-delegable computational resource. The company's public-facing platform remains in pre-launch status. Based on available information, the organization may be involved in operating or consulting on hashrate infrastructure at significant scale.

Emrit is a hardware and services provider that supplies the CoolSpot device, a LoRa hotspot designed to participate in the Helium decentralized network by providing wireless IoT coverage. Participants receive HNT cryptocurrency rewards based on network contribution. The service includes proprietary hardware, mobile and desktop management applications, and technical support. Setup requires basic plug-in installation, with network participation occurring passively after initial configuration. Emrit manages technical operations and maintenance on behalf of users. The company maintains a partnership with PlanetWatch to integrate environmental air quality monitoring capabilities using blockchain-tracked sensor data, enabling participants to earn additional token rewards through this expanded functionality.

Ethcore is a cryptocurrency mining pool operated from Saint Petersburg, Russia, utilizing physical HP ProLiant servers deployed in a Tier 3 data center facility. The pool provides mining services for proof-of-work blockchains including Ethereum Classic, EthereumPoW, Ravencoin, Firo, Raptoreum, Vertcoin, and additional assets. Mining participants may select between PPLNS (Pay Per Last N Shares) and solo mining modes, with a uniform fee structure of 0.5% applied across all supported mining pools. The infrastructure is designed for GPU miners requiring direct access to mining hardware without intermediary cloud or shared-resource layers.

FutureBit is a Brooklyn, New York-based hardware manufacturer specializing in home-use Bitcoin mining and full-node devices. The company produces the Apollo product line, including the Apollo II, Apollo III, and the Solo Node, which combine Bitcoin ASIC mining hardware with integrated full-node software in compact, consumer-friendly form factors. Its products are designed for individual hobbyist and solo miners seeking to participate in Bitcoin mining and network validation without industrial-scale infrastructure. FutureBit differentiates itself by targeting the retail segment with plug-and-play devices that run a proprietary operating system, Apollo OS, enabling users to mine and run a Bitcoin node from a single unit starting at accessible price points.

Hashbranch is a U.S.-based Bitcoin mining platform that provides ASIC hardware brokerage and managed hosting services for individual and institutional users. The platform connects purchased or existing mining hardware to hosting facilities based on yield and operational criteria, and coordinates procurement, deployment, billing, and ongoing monitoring through a centralized dashboard. Its system includes fleet management features such as 24/7 monitoring, hardware resale, and relocation of mining equipment when hosting conditions change. It also provides advisory services related to mining operations and infrastructure selection. Hashbranch reports operational metrics including deployed ASICs, hosting capacity measured in megawatts, and platform users. It has also been involved in partnerships with mining operators such as Merkle Standard to support large-scale Bitcoin mining deployments.

Hashpower is a power and infrastructure development company focused on Bitcoin mining and decentralized finance infrastructure, converting raw computing power into network security and real-world value. The company frames its work through an Austrian School economics lens and draws on proof-of-work theory, including the cybersecurity arguments advanced in Major Jason Lowery's SoftWar thesis, to position hashpower as a broader information-security primitive beyond finance. Its target audience includes Bitcoin-aligned investors, infrastructure operators, and institutions interested in decentralized compute and energy-backed mining operations. The company operates under the domain hashpower.energy and has received venture backing to advance decentralized mining and AI infrastructure development.

Heatbit manufactures Bitcoin mining heaters designed for residential use that function as space heaters. The product line consists of four models: Trio, Maxi, Maxi Pro, and Canvas, representing entry-level through flagship configurations. Each unit integrates ASIC mining hardware that generates heat as a byproduct of computational work. The system architecture converts electrical energy consumed during mining operations into thermal output for home heating. The design principle operates on the basis that 100 percent of input electrical energy is released as heat, allowing users to conduct Bitcoin mining while simultaneously meeting heating requirements. The company is headquartered in New York City with manufacturing operations in South Korea. The products are designed for residential consumers who seek to integrate mining operations with existing heating infrastructure.

Hiveon operates a Bitcoin mining pool and Hiveon OS, a fleet-management operating system for GPU and ASIC mining hardware. The mining pool implements FPPS reward distribution with zero withdrawal transaction fees and operates multi-region servers across the US, EU, and MENA regions. The pool provides hashrate bonuses for operators managing 100 PH/s or above. Hiveon OS functions as firmware-level management software for mining rigs, offering ASIC optimization, flight-sheet configuration, and automated billing and profit-sharing functionality for hosting providers managing client hardware.

Innosilicon is a semiconductor design company that produces application-specific integrated circuit (ASIC) chips and mining hardware for cryptocurrency networks including Bitcoin, Zcash, and Monero. The company's product portfolio includes the A-series miners (such as the A9++ ZMaster for Equihash algorithm and T-series for SHA-256 algorithm), custom ASIC design services, and silicon intellectual property cores for standard interfaces including PCIe, DDR, USB, HDMI, and MIPI. The mining hardware targets both individual miners and larger mining operations requiring specialized computational efficiency. The intellectual property licensing and custom ASIC design services address semiconductor manufacturers and system-on-chip design teams. Innosilicon operates as a fabless design house, outsourcing manufacturing while retaining design functions. The company maintains a Chinese-language website, indicating primary operations in China, though specific headquarters location details are not publicly confirmed.

Intelion Data Systems is a supplier of ASIC mining hardware and containerized mining infrastructure. The company distributes equipment from manufacturers including Bitmain, Whatsminer, Goldshell, Canaan, Innosilicon, and Iceriver. Its product offerings include individual ASIC miners and packaged mining solutions containing 5 to 40 devices configured for BTC, DOGE, and LTC mining. The company also supplies purpose-built mining containers in the Intelion 270, 288, and 352 series, as well as Bitmain ANTSPACE units, designed for operators deploying large-scale physical mining operations. The company maintains a .com website with WhatsApp contact availability and operates a .ru tracker subdomain, indicating operational presence across multiple regions.

Interhash is a professional crypto mining services company with roughly nine years of industry experience, offering mining operations, hashrate aggregation, data center hosting, and investments in mining and Web3 technologies. The company operates over 1 EH/s of proprietary mining capacity and aggregates hashrate across a network of 117 partner data centers with a combined 186 MW of hosting capacity, connecting clients to global mining pools for optimized profitability. Its services are aimed at institutional and large-scale mining operators seeking end-to-end solutions covering equipment procurement, placement, maintenance, and energy-efficient infrastructure. Interhash also invests in mining projects and energy-efficient solutions at various development stages, positioning itself as both a service provider and a capital partner within the Bitcoin and broader crypto mining ecosystem.

LM Funding America is a publicly traded company headquartered in Tampa, Florida, operating two business segments. The primary segment, US Digital Mining (USDM), conducts Bitcoin mining operations in the United States using ASIC hardware. Mined Bitcoin is retained as a treasury asset on the company balance sheet. Mining operations are structured as debt-free. The secondary segment is a specialty finance business providing funding products to nonprofit community associations, including assessment collection services and specialty loans, which generate recurring revenue. The company trades on the Nasdaq Capital Market under ticker LMFA.

Loka Mining is a decentralized Bitcoin mining protocol that provides tokenized primitives for Bitcoin mining participation. The protocol comprises three core components: a Decentralized Mining Pool (DMP) that allows miners to contribute hashrate and receive rewards without intermediaries, Troves which are tokenized forward hashrate contracts enabling miners to obtain upfront capital by selling future hashrate to investors, and lokBTC, a liquid staking token that allows Bitcoin holders to earn native Bitcoin yield through staking. The system serves small-to-mid-size miners seeking capital access, investors seeking mining reward exposure, and liquidity providers seeking yield-bearing Bitcoin assets. The protocol operates a public mining pool accessible at pool.lokamining.com.

Minto is a tokenized Bitcoin mining platform that issues BTCMT, a BEP-20 token deployed on BNB Smart Chain. Each BTCMT token represents 0.01 TH/s of mining hashrate. Users purchase and stake BTCMT tokens to receive daily Bitcoin rewards proportional to their share of the mining pool. The platform operates physical mining infrastructure powered by a private hydroelectric facility and maintains ISO 27001 certification and telecom licensing. Mining rewards are distributed to token holders based on their proportional stake in the pool. Governance over treasury decisions is conducted through on-chain voting by BTCMT token holders. The platform eliminates the need for users to manage mining hardware directly.

Parley Labs is a hardware distributor and retailer specializing in equipment for decentralized wireless networks, particularly within the Helium ecosystem. The company offers Helium hotspots, 5G gateways, antennas, accessories, IoT sensors, and mapping devices. These products enable participants to operate nodes in decentralized LoRaWAN and 5G networks, with compensation mechanisms tied to network participation through token rewards. The product line targets retail operators and network deployers seeking to establish wireless coverage infrastructure. The company has been subject to legal proceedings, including class-action litigation alleging fraud and breach of contract related to product delivery timelines.

Qurubiqa is a Bitcoin mining operation based in Paraguay that structures its business model around energy sourcing rather than conventional mining infrastructure. The company procures hydroelectric power from the Itaipu and Yacyreta dam systems to reduce operational costs. Its operational framework involves coordination with local government institutions to establish legal structures for clients and market participants, positioning the company as a compliant operator within Paraguay's regulatory environment. The company's founders have Guarani heritage and the operation targets investors and clients seeking Bitcoin mining services powered by renewable hydroelectric energy in Latin America.

Solo CKPool is a not-for-profit solo Bitcoin mining service that allows individual miners to mine directly to their own Bitcoin address without running a full Bitcoin node. It charges a 2% fee and requires no registration, no pool operator wallets, and no payout schemes — miners receive the full block reward if they find a block. The service operates multiple regional endpoints (US, EU via eusolo.ckpool.org, Oceania via ausolo.ckpool.org) and supports all stratum-compatible ASIC miners over IPv4 and IPv6. It is suited for large farms, cost-conscious miners seeking lottery-style upside, and hobbyists with older hardware.