Top Seattle, WA Blockchain Companies (30)

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...

NYDIG is a bitcoin company that’s fusing high tech with institutional-grade finance to usher in a new era of financial products. We make it easy for partners to white label our solutions and create their own products like bitcoin accounts, rewards, and loyalty programs.

We are reversing climate change. Nori is a platform that makes it easy to fund carbon removal from the atmosphere. A platform that allows businesses to help repair our planet by removing any carbon emissions they can’t yet avoid creating. We've started with supporting regenerative agriculture projects that store carbon in the soil.

Since foundation in 2015, Ambisafe has provided the technological infrastructure for almost a hundred projects, allowing them to launch their tokens, build applications, connect with over 500,000 contributors and raise capital of more than $300M. In 2017, Ambisafe launched Orderbook, the first decentralized trading platform, to enable the sale of cryptocurrency tokens using Initial Exchange Offerings. Orderbook provides KYC, AML, and...

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.

We are a Stablecoin-as-a-Service (SCaaS) company, providing stablecoin infrastructure and fiat on/off-ramps for blockchain foundations and Web3 applications. The total stablecoin market is $150B+ now but over 95% of blockchain networks lack native stablecoin presence in their ecosystems. Additionally, most Web3 applications on these blockchains don't have good fiat-to-stablecoin gateways, either, with the average fiat on/off-ramp transaction fee for stablecoins running...

The RChain Cooperative is a open-source technology Cooperative who has formed in order to continually design and develop the RChain Platform, a next generation blockchain, designed from the work of Greg Meredith and Mike Stay(among others) on using mobile process calculi for programming the blockchain.

New Alchemy is a strategy and technology advisory group specializing in tokenization on the blockchain.

StormX is a scrappy team that’s been in the blockchain space since 2015 that’s raised over $30m with an app with 100s of thousands of users that’s growing exponentially month after month on a global scale. Storm's vision is to empower the lives of billions worldwide by allowing anyone to earn anywhere, anytime, from any device. We're all about changing the...

Nodesmith is bringing the benefits of blockchain technology to the masses, by empowering developers to build fast and scalable applications

ArcBlock, the world’s first blockchain ecosystem for building and deploying decentralized applications.

AI-powered search and recommendation engine for digital assets, backed by Dragonfly, Sequoia, and Jane Street

Frustrations with filing crypto taxes It all started with trying to be compliant when reporting taxes on crypto gains, a nearly impossible task. Our founders envisioned a future where modern API-powered technology automates data ingestion, calculation, and required information and financial reporting. Enable digital assets for the global economy Blockchain, crypto, and tokenized assets are helping modernize financial infrastructure and money movement around...

Prove anything, use anywhere, know always Indicio’s award-winning decentralized identity technology sets the gold standard for seamless, authenticated identity, data, and biometrics. Customers turn to our flagship product, Indicio Proven® to streamline key business operations, reduce complexity and error, mitigate fraud, and manage data compliance. Now you can know who you are interacting with online and make lightning-fast decisions based on instantly...

Mythical is a next-generation game technology studio. Mythical Games believes that true ownership of digital assets, verifiable scarcity, and integrated secondary markets will spawn a new generation of games. These new economies, based on digital ownership, will bring players, developers, and content creators closer to the games they love.

Dragonchain is a technology leader in the blockchain space, with security and scalability at the forefront of its operations. We are proudly U.S.-based and part of one of the most technologically rich communities in the country. We help companies break into blockchain faster, without forcing them to change their existing IT infrastructure. As a Blockchain as a Service provider built...

A global decentralized engine for blockchain innovators. Bloccelerate is a platform for blockchain products and services to actualize their true potential. Providing them with world class mentoring, go-to market solutions, access to peers, developers pool, academic evaluation and research, access to markets, regulatory compliance and funding necessary for them to succeed.

Transparent Systems is transforming financial infrastructure with on-demand settlement solutions. Leveraging cryptographically secured distributed networks, we’re reducing the friction in making and receiving payments. Our goal is to create a more inclusive economy that empowers your business and your money.