Top Boston, MA Blockchain Companies (34)

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...

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...

Initially built to take the pain out of peer-to-peer payments, Cash App has gone from a simple product with a single purpose to a dynamic app, bringing a better way to send, spend, invest, borrow and save to our millions of monthly active users. With a mission to redefine the world's relationship with money by making it more relatable, instantly...

Cyfrin brings world-class smart contract security audits, tools, and education to hundreds of thousands of users, partners, and blockchain protocols. Home to some of the best smart contract security researchers in the market— professionals at Cyfrin come from backgrounds like Chainlink, Alchemy, Aragon, WorldCoin, Microsoft, and Google. We help secure some of the top protocols and organizations in DeFi, combining top...

BR Softech Pvt. Ltd. is a technology company headquartered in Jaipur, India, known for building digital products and delivering end-to-end IT solutions for clients around the world. Founded in 2012, the company has grown from a small development firm into a global service provider with a presence in several international regions. Its focus has always been on combining technology, creativity,...

Algorand is building the technology to power the Future of Finance (FutureFi), the convergence of traditional and decentralized models into a unified system that is inclusive, frictionless, and secure. Founded by Turing Award-winning cryptographer Silvio Micali, Algorand developed a blockchain infrastructure that offers the interoperability and capacity to handle the volume of transactions needed for decentralized finance (DeFi), financial institutions,...

Jambb is breathing new life into the entertainment industry by seamlessly integrating next-gen blockchain technology into the lives of creators and their audiences. Our fan-focused platform will feature collectible moments, jokes, sets, specials and memorabilia from their favorite stars and performances. Engaged users will have the opportunity to interact directly with their comedy-crush, or the upcoming-superstar they've been collecting before...

Invaluable is the world’s leading online marketplace for fine art, antiques and collectibles. Working with more than 4,000 of the world’s premier auction houses, dealers and galleries, Invaluable helps buyers from 200 countries connect with the things they love. With best-in-class online bidding technology, along with a fixed-price retail platform, Invaluable provides sellers with e-commerce and marketing solutions, as well...

Patented smart contract engine for blockchain agnostic distributed ledger platform

Nebulous builds uncompromising blockchain hardware and software infrastructure for the decentralized internet. This includes Sia, the leading decentralized cloud storage network, and Obelisk, the USA's leading ASIC mining hardware producer.

Learning Machine partners with governments, companies, and school systems to deploy secure credentialing systems that leverage the blockchain as a secure anchor of trust. To ensure the longevity and interoperability of these records, we are ongoing contributors to standards communities, including Blockcerts, IMS Global, and the W3C.

The Professional Credentials Exchange (ProCredEx) is a digital marketplace for verified professional credentials. Using distributed ledger technology, advanced data science, and machine learning technologies, organizations use ProCredEx to streamline the process of offering and consuming practitioner credentials within a secure, trusted community.

Voatz is on a mission to make it safer and more accessible for people to participate in democracy. Backed by military grade technology, Voatz makes it possible and secure to vote from a smartphone. Voatz can be used in all kinds of voting events, including overseas citizen absentee voting, state political party conventions, town hall meetings, university student government elections, professional...

Enabling blockchain technology. The development team behind ndau, the world's first adaptive digital currency.

Polkadot is the bedrock for a more open and collaborative web that restores power back to where it belongs—with you. It enables Web3’s biggest trailblazers to launch their ideas at warp speed, with flexible start-up costs and an exceptionally adaptable builder environment. Apps on Polkadot are built on top of a secure, resilient platform where decisions are made by a lively...

The programmable Web3 interoperability platform, scaling the next generation of internet applications to billions of users.

Q3 Technologies is a global Managed IT Services provider offering end-to-end custom technology solutions, including software, mobile applications, data and BI, AI led digital transformation, cloud, ERP and CRM, cyber security, and UI/UX services. Our approach to solving our clients’ complex IT problems leverages the most effective and appropriate technology platforms suited for the job, and is driven by a...

Breach Insurance is pioneering uncharted territory for the insurance industry by developing, underwriting, and distributing insurance solutions for the growing $2T+ cryptocurrency market. The company has launched a Bermuda-regulated crypto insurance carrier, built a proprietary policy issuance and administration platform, and developed industry-first solutions to insure clients of popular cryptocurrency platforms.

At Tatum, we believe blockchain is the future, and developing apps on the blockchain should be accessible. Tatum is the fastest way to build, test and run blockchain apps. Supported on over 40+ blockchains, we make you turn your ideas into reality easy and quick.

Reach will enable tens of millions of developers to participate in the blockchain community, rather than only the thousands that participate today, by drastically lowering the barrier to entry into blockchain and drastically raising the productivity of DApp developers. A Decentralized Application that used to take months to develop will be able to be completed in weeks.