Top Seattle, WA Blockchain Companies (25)

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...

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...

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...

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...

Strix Leviathan was created by a team of seasoned technologists and experienced finance professionals that recognized the opportunity for algorithmic trading within the cryptocurrency markets.

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.

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.

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

At Coinme, our goal is to improve the financial lives of everyone by providing easy and ubiquitous access to consumer financial services built on blockchain technology. In order to accomplish this, Coinme is building out the world’s largest physical cash onramp to cryptocurrencies with a mobile-first digital bank-like experience.

The SHOP CO-OP, the first brand and shopper consortium, is a ethereum based blockchain protocol that supports the free exchange of data across the retail supply chain, spanning suppliers, manufacturers, distributors, retailers, shoppers and logistics providers; the network of parties that make, move, and sell products shoppers enjoy. With the SHOP

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...

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...

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.

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.

Irreverent Labs is bringing together a world class team with backgrounds in computer science, machine learning, arts, game development, storytelling and blockchain with one mission: creating games that will outlast any player and become worlds of their own. We believe in the power of player ownership and a play-to-earn economy to create the next stage in human play.

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.

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

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

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...

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...