Top Blockchain Companies in London (160)
Block, Inc. is a global technology company with a focus on financial services. Made up of Square, Cash App, Afterpay, TIDAL, Bitkey, and Proto, Block, Inc. builds technology to increase access to the global economy. Each of our brands unlocks different aspects of the economy for more people. Square makes commerce and financial services accessible to sellers. Cash App is the...
Block's Top Stability & Growth Strengths
Profitability: Operating income has risen materially alongside growth, with the latest quarter reporting meaningful GAAP and adjusted operating profits and expanding margins. This indicates the business is scaling while improving earnings quality.
Resilient & Sustainable Growth: Gross profit is expanding at a strong, accelerating pace, with both Cash App and Square contributing and management raising full‑year outlooks. Longer‑term disclosures also highlight multi‑year compounding in gross profit per user across ecosystems.
Cost & Operational Efficiency: A leaner organizational structure and disciplined spending have driven record adjusted operating margins and improved operating leverage. Efficiency gains appear to be a second engine alongside revenue drivers.
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...
Mastercard's Top Stability & Growth Strengths
Strong Revenue Growth: Net revenue rose at double‑digit rates in 2025 and continued to increase at a similar pace in early 2026, supported by higher gross dollar volume, cross‑border activity, and switched transactions. The multi‑quarter trend indicates consistent top‑line momentum rather than a one‑off spike.
Profitability: Operating income outpaced revenue growth in 2025, expanding margins, while net income and EPS also advanced strongly. This points to operating leverage as volumes and higher‑yield cross‑border flows scale.
Diversified Revenue Streams: Value‑added services and solutions grew markedly faster than the core network, with security, digital authentication, analytics, and consulting cited as key contributors. This mix shift broadens growth beyond card payment fees and supports resilience.
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At Zfort Group, we empower businesses with cutting-edge technology and innovative solutions. Our expertise spans AI, blockchain, web development, and mobile applications — helping you stay ahead in a fast-evolving market. Our Services Custom AI Development We deliver tailored AI solutions designed to solve complex business challenges and unlock new growth opportunities. Our AI expertise includes: Machine Learning Models – Enhance decision-making with...
Queueco is a proprietary trading firm that engages in both conventional as well as cutting-edge alternative markets. Our strategies run 24/7 without manual intervention powered by low-latency infrastructure and the latest machine learning techniques. We're a meritocratic and lean team of highly-motivated scientists and developers and as such value technical ability more than politics: what matters is how good your...
EZ WORLD LIMITED ; Multi-Chain NFT & Inscription DEX Protocol ; The First Gaming & Inscription Assets Market Making ; EOS EVM, Manta, Polygon, ETH, zkSync, Arbitrum ; Website: http://ezswap.io Discord: http://discord.gg/uv77nneRxd
Encode Club is a global community of top developers, professionals and talented students in Emerging Tech. Through leading educational programmes such as hackathons, bootcamps and accelerators we help you advance your career and work with transformative companies
Secure private shard infrastructure lets you protect your data while leveraging all the business benefits of open-source blockchains. Calimero offers its Console as a product. Console is a shard configuration interface that enables you to develop, test and deploy your private shard in a matter of minutes. A perfect way to accelerate your business with this out-of-the-box solution. But highly...
At Keyless, we’re on a mission to provide businesses with the smoothest, safest, and most private passwordless authentication possible. Passwords, one-time codes, and FaceID all have their drawbacks, whether it's security risks, high costs, or poor user experience. We offer a simpler, safer, and more cost-effective alternative. Zero-Knowledge Biometrics (ZKB), our award-winning biometric system, is the only technology to date...
We are building reputation for machines, starting with Ethereum validators. Our mission is to instill greater transparency and rich context in Web3 infrastructure data.
Tradeteq’s trading venue allows banks and financial institutions to connect, interact and transact. Our AI-driven credit scoring, advanced analytics, and investment management engine provide risk transparency and informed decisions. Streamlined securitization tools reduce complexity and make trade finance investments efficient, liquid and transparent.
Headquartered in New York City, Republic is a global financial firm operating an enterprise-focused digital merchant bank and a network of retail-focused investment platforms. With a deep track record of legal and technical innovation, Republic is known for providing access to new asset classes to investors of all types. Backed by Morgan Stanley, Valor Equity Partners, Galaxy Interactive, Hashed, AngelList...
There is a global shortage of tech talent, 76% of IT leaders experience skills gaps on their teams, since 2016, there has been a 145% increase in the number of IT decision-makers who report a skills gap in their department. On average, it costs companies more than £20,000 and takes 5 months to fill a technical vacancy. This is a...
We equip financial service providers with permissioning tools for compliant transactions on-chain, powered by zero-knowledge privacy.
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We're a strategic innovation and technology company with an unparalleled track-record of delivering successful transformation projects for over 25 years. As a valued partner for governments, healthcare institutions, leading businesses, and Fortune 500 companies we deliver value by challenging the status quo and succeeding where legacy firms fail.
Kraken is one of the world’s longest-standing and most secure crypto platforms. Our mission is to accelerate the global adoption of crypto, so that everyone can achieve financial freedom and inclusion. Globally, Kraken clients trade more than 200 digital assets and 6 different national currencies, including GBP, EUR, USD, CAD, CHF, and AUD. Kraken was founded in 2011 and was one...
Kraken Digital Asset Exchange's Top Stability & Growth Strengths
Strong Revenue Growth: Company disclosures and media coverage indicate revenue rose sharply in 2024 and remained elevated into 2025–Q1 2026, with record quarters despite softer market conditions. This points to expanding top-line scale rather than stagnation.
Market Expansion: The firm secured EU MiCA authorization and an EU e‑money license, and added on‑shore U.S. derivatives infrastructure via acquiring a CFTC‑regulated venue. These moves expand regulated market access and product distribution across key regions.
Diversified Revenue Streams: Product breadth widened with a compliant U.S. staking relaunch and a growing derivatives roadmap, alongside strong USD/EUR fiat rails. This diversification reduces reliance on a single activity and supports multiple fee lines.
Translool is a cloud-based translation and localization platform that connects businesses, translators, and translation agencies in a single “Connected Translation” delivery loop. The platform positions itself as an "all-in-one" translation platform, combining CAT, TMS and other translation technologies and offering intelligent authentication solutions by providing blockchain-based accuracy certificates
Finteum is creating a global financial market for bank treasurers to lend to each other for hours at a time (interbank intraday FX swaps, later planning to cover intraday repo and intraday securities borrowing).
Emergent Entertainment creates unparalleled entertainment experiences that spark the imagination of audiences through artistic excellence and the latest technological innovation. We are passionate about the creative opportunities offered by ground breaking technological innovation. We believe that developing games and other forms of entertainment on latest technology will enable new forms of creative expression and unite creators and audiences. With an incredibly experienced...
Supercede revolutionises the reinsurance value chain by offering cedents streamlined data preparation, brokers a consolidated deal management platform, and reinsurers access to qualified deals. With powerful analytics, global marketplace access, and seamless, secure collaboration, it enables more accurate risk assessments, better placements, and efficient deal executions for all parties. Supercede ensures reinsurance is efficient, transparent, and highly connected. Supercede is...
