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Top London Web3 Companies (35)

Blockchain • Consulting • Web3
London, England
22 Employees

Created by veteran blockchain entrepreneurs and climate tech professionals, Thallo fills a major gap in today’s voluntary carbon market by using blockchain technology to revolutionize and democratize the way individuals and businesses buy, sell and trade carbon offsets


Enterprise Web • Professional Services • Web3
London, England
5 Employees

We offer enterprise-grade web hosting services at a budget, affordable to everyone price. We also sell reseller hosting that skyrockets your web hosting business at extremely low costs, domains whose pricing does not change after a year, and Virtual Private Servers for your projects that do not break the bank.


Blockchain • Fintech • Payments • Web3
London, England
83 Employees

Transak is a leading Web3 onboarding infrastructure provider. Its API-driven solutions enable web3 platforms to onboard users to 130+ crypto assets from 150+ countries, abstracting away the complexity of user KYC, risk monitoring & compliance, payment methods and customer support. Transak's On/Off-Ramp widget can be integrated into an app in just a few lines of code. Transak is backed by top VCs, including Consensys, Animoca Brands and graduated from the Tachyon accelerator program.


Blockchain • Information Technology • Security • Web3
London, England
23 Employees

Nuggets is an award-winning identity super-wallet, delivering verified self-sovereign decentralized identity, compliance, and multi-rail payment with zero friction. It means privacy and security like never before with trusted transactions—every time. Nuggets is built for Web2, Web3, and DeFi. It provides a reusable, interoperable decentralized identity with a merit-based reputation that travels with you. As well as a non-custodial cache for your digital assets. The result? Vastly reduced fraud, and safer compliant customer data. No wonder we’re already trusted by major organizations


Blockchain • Fintech • Payments • Cryptocurrency • Web3
2 Offices
244 Employees

MoonPay is a financial technology company that builds payments infrastructure for crypto. Our on-and-off-ramp suite of products provides a seamless experience for converting between fiat currencies and cryptocurrencies using all major payment methods including debit and credit card, local bank transfers, Apple Pay, Google Pay, and Samsung Pay. MoonPay is active in more than 160 countries and is trusted by 300+ leading wallets, websites, and applications to accept payments and defeat fraud.


Blockchain • Gaming • Web3
London, England
28 Employees

Ready to Level Up Your strength in Web3 Gaming? Introducing Trikon, a visionary, community-driven ecosystem that’s set to revolutionize the gaming and Web3 space. Here’s a sneak peek of what’s coming: Game Distribution Service: Get ready to seamlessly launch and distribute your games to a global audience, making your mark in the gaming world with Trikon enabled security and asset management products. Trikon Vault: Creating a secure heaven for your in-game assets and cryptocurrencies with ERC-4337 enabled account abstracted vault. New-aged level in vault authentication ensures top-tier security. Trikon Appstore: Discover a treasure trove of cutting-edge games and applications on our soon-to-be-launched user-friendly appstore. Decentralized Chat: Make connections with gamers and developers around the globe through our upcoming decentralized chat feature. Trikon Paymaster: Eliminating the multi sign issues for game asset management and bringing all assets under on roof with no interruption gameplay. Together, let’s shape the exciting future of gaming!


Blockchain • Digital Media • Social Media • Web3
London, England
50 Employees

An on-chain cultural hub for artists. Don't chase. Get chased.


AdTech • Blockchain • Digital Media • eCommerce • Machine Learning • NFT • Web3
2 Offices
120 Employees

SmartMedia Technologies (SMT) is reshaping the landscape of customer engagement and loyalty to help some of the world’s major enterprises to drive better business outcomes. SMT is the only complete end-to-end solution that bridges the gap between Web2 and Web3, making Web3 safe, easy and valuable for brands and fun, open and rewarding for consumers. Over 50 partners, including Accenture, Dentsu, NBA, PepsiCo, Unilever, Visa and WPP, leverage SMT’s enterprise SaaS engagement and loyalty platform to deliver immersive, gamified and personalized experiences - at scale. SMT also owns and operates the professional services companies FASTG8, TRADR and SmartMedia Labs, which are all powered by the SmartMedia Stack - a Self-Serve Audience Activation and Real-Time Programmatic SmartMedia Buying Platform.


Blockchain • Fintech • Software • Financial Services • Cryptocurrency • Web3
London, England
10 Employees

OpenTrade provides an institutional grade platform for lending and yield products designed for fintechs and institutional investors across Web2 and Web3 ecosystems. Our offerings combines a technology platform with legal and operational frameworks and services that together support safe, compliant, and scalable lending and yields products for the next generation of financial services & markets.


Blockchain • Fintech • Financial Services • Cryptocurrency • Web3
2 Offices
911 Employees

Blockchain.com is connecting the world to the future of finance. We are the most trusted and fastest growing crypto company, helping millions across the globe – from single individuals to the largest institutions – have an easy and safe way to buy, sell and store cryptocurrency. Known as the world's most popular crypto wallet, Blockchain.com is on a path to revolutionizing the $14T financial services industry. Blockchain.com is backed by leading investors including Lightspeed Venture Partners and Google Ventures.


Financial Services • Web3
London, England
9 Employees

For founders experimenting and pushing boundaries triggering the adoption Web3. Elixir is the melting pot of tech, network, experts, and a bit of magic.


Artificial Intelligence • Blockchain • Fintech • Software • NFT • Web3 • App development
2 Offices
200 Employees

Ranked among Top 5 UK Blockchain companies and top 10 AI companies, Pixelette Technologies has been awarded ‘Best AI Agency’ in the UK three times by the Scottish Business Awards along with many other accolades. Whether you’re a budding entrepreneur with limited tech skills, an established business moving towards rapid expansion, or a government functionary looking to redefine efficiency, we offer end-to-end IT services in the realm of AI and Blockchain. We see tech as a means to an end. The end? To help companies scale rapidly by expanding their tech, onboarding new customers, gaining valuable feedback, and ultimately achieving market fit. With over 30,000 hours in development, 200+ projects live, and 13 branches worldwide, we make world-class tech affordable. Converting the elusive 'what if' into the tangible 'what is'. Our commitment to providing exceptional services shows in our performance across North America, Asia, South America and Europe within various aspects: Achievements: - Pixelette Technologies is the official Secretariat of the British Government on AI policy (APPG AI) and previously blockchain (APPG Blockchain). Sponsored by Deloitte, KPMG, EY, PwC, Barclays, Unilever, BT, HP, Google, Microsoft and more. - Awarded as Top 20 ‘Blockchain Solution Companies’ worldwide and Top 5 in the UK - Awarded ‘Best AI Agency’ in the UK three times by the Scottish Business Awards. - Secured over £100M in funding through MVPs for various start-ups. Past projects: - AI and Blockchain solutions for Mcdonald's, GMC, Chrysler, Ram, Dodge, Fiat, Lytics, Sandoz and more. - NFT projects such as Polka Legends DAO, Beowulf, Buttersmiles 10K, Charles Salvador Bronson’s NFT collection, etc. Our team: - We have a team of 200+. 90% rank in the top 5% according to LinkedIn skills test data and Glassdoor reviews. - Our senior management holds top 1% (Top Voice) ranks globally on LinkedIn for AI, Blockchain and Marketing. - We hire exclusively through TopTal, Turing, Crossover, etc. Reach out to us at [email protected] to get started.


Artificial Intelligence • Blockchain • Web3
London, England
18 Employees

Cube is the tribal marketing flywheel Activate your tribes to deliver community-powered brand building at scale. Cube is a powerful marketing platform that converts community engagement into a self-sustaining flywheel for growth. - Create challenges to drive engagement and effect real behavioral change online and in the real world. - Drive engagement and UGC through social channels – Spotify, Twitter, Instagram ++ - Drive specific actions in the real world through GPS check-ins and movement analysis from videos. - Use blockchain to track, validate and share behaviors as digital tokens (to represent completion) or traditional points for prizes (discounts, free merchandise, exclusive content, etc..). - Use CUB3’s proprietary AI tools to act as your dedicated campaign manager and leverage LLMs trained on CUB3’s rules of community to automatically build campaigns that will have immediate impact without disrupting your BAU.


Blockchain • Gaming • Web3
London, England
26 Employees

Coda Labs is a team of creative and technology experts who focus on building fun mobile gaming experiences, powered by blockchain technology. Our aim is to fuel web3 adoption to bring millions of players on-chain while creating new economic opportunities for game developers and game players. Coda Labs recently shifted to be fully dedicated to web3 and rebranded from Coda Platform, a mobile games publishing platform founded in 2019. Infinite Arcade, Coda Labs’ first web3 project, launched in March 2022 and several other projects are in the works. Coda Labs is backed by world-class investors including Lvp, investors in Unity and Supercell.


Blockchain • Web3
London, England
26 Employees

About Beyond Labs: We are a pioneering technology company specializing in building cutting-edge Web3 ecosystems and decentralized solutions.


Fintech • Mobile • Software • Design • Web3
6 Offices
3,700 Employees

Andersen is a top-ranked software development company that specializes in developing mobile apps, enterprise software, and web apps. The company was founded in 2007. Since its inception, Andersen has been focused on helping its clients solve complex problems and meet their business goals. Its software suite helps customers to streamline their operations and improve their productivity. The team of experienced developers from Andersen is well-versed in a variety of programming languages and technologies. The company has clients around the world and has successfully delivered projects for clients in a wide range of industries, including healthcare, education, finance, retail, and logistics. If you are looking for a reliable and skilled software development partner, then Andersen is the right choice for you.


Mobile • Cryptocurrency • Web3
London, England
225 Employees

Wirex is a digital payment platform with a mission - to make crypto and traditional currencies equal and accessible to everyone. We’re making fintech simple. Our innovative mobile app and next-gen Wirex card lets you buy, store, exchange and spend a wide variety of conventional and digital currencies quickly and securely, with no hidden fees and zero fuss. Download the app now and discover a world where every purchase earns you Cryptoback™ rewards - and using your cryptocurrency in real life is as easy as tapping your Wirex card. *Content on the page not intended for UK customers!


Fintech • Payments • Cryptocurrency • Web3
London, England
44 Employees

Fiat Republic is a Banking-as-a-Service (BaaS) platform on a mission to help crypto break into the mainstream by cracking the banking code. We offer a Banking and Payments API that lets crypto platforms easily embed and automate fiat flows for their end-users and their internal treasury teams. With a strong compliance & AML foundation, we are bringing the crypto platforms together for access to the best crypto-friendly banks through the Fiat Republic Consortium.


Information Technology • Software • Web3
London, England
16 Employees

We are a London-based innovation agency. We create human-centred digital products. We specialise in Product Strategy, UX Design and Web App Development. Our cross-functional team can use research and user testing to develop your product for the marketplace, take your project from planning through to end product, improve and expand an existing application, or provide support and maintenance services. Startups, large enterprises, charities and government bodies come to us to create digital products that are technically sound, human-centred and designed to help them succeed. OUR SERVICES Product Strategy UI/UX Design Development Support TECHNOLOGIES WE SPECIALISE IN We’re constantly evaluating new technologies to see if they’re right for our toolkit. Our current areas of technical expertise include: Back-end: Ruby on Rails, JRuby, Front-end: JQuery, Ember.js, HTML 5, CSS 3 Databases: MySQL, PostgreSQL, MongoDB, ElasticSearch and Solr


Fashion • Web3
London, England
50 Employees

RSTLSS gives brands, influencers, and artists the freedom and accessibility to create and multiverse fashion. Our mission is to give people a way to express identity freely and fluidly, everywhere by leveraging the following: CREATE: Easily create multiverse wearables, using limited edition licensed graphics, and contemporary designer streetwear. WEAR: Flex your design across the multiverse and IRL. PLAY: Play to evolve wearables into extra rare and valuable editions. SELL: Securely sell licensed artwork and wearables “Identity is about expression and consistency. As we spend more time in virtual worlds, the ability to take what matters most to us across all the environments we exist in will be the expectation. At RSTLSS, it’s our vision to remove the barriers for artists to create and monetize wearables and merchandise in the metaverse while simultaneously giving consumers ultimate control over their visual identities.” – Founder and CEO, Charli Cohen