Top California Blockchain Companies (264)
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...
Alchemy powers the top blockchain companies globally and has been featured in TechCrunch, Forbes, Bloomberg, and elsewhere. Our mission is to bring web3 to a billion people, by providing builders with the tools they need to build exceptional onchain products. Alchemy is the only complete developer platform that offers the powerful APIs, SDKs, and tools necessary to build and scale onchain...
The crypto world is changing—we’ve seen an explosion in innovation but a fragmentation of tools. Today, traders navigate a low visibility landscape, handling multiple chains, scattered data, and many marketplaces. Now, trading tooling has shifted towards consolidation. Users demand a simple solution that effortlessly weaves their favorite decision-making software and maximum liquidity into one elegant interface. Kinetic is developing a...
Braintrust is the first decentralized Web3 talent network that connects skilled, vetted knowledge workers with the world’s leading companies. The community that relies on Braintrust to find work are the same people who own and build it, ensuring the network always serves the needs of its users, instead of a centrally-controlled corporation. And because the community of knowledge workers and...
Draper Goren Holm is a blockchain venture studio and fund created by Tim Draper, Alon Goren, and Josef Holm with a focus on incubating and accelerating the best early-stage startups from around the world. Josef and Alon are the same team that has built some of the top blockchain conferences such as LA Blockchain Summit (FKA Crypto Invest Summit), Global DeFi...
Blockdaemon is the leading independent blockchain node infrastructure to stake, scale, and deploy nodes with institutional-grade security and monitoring. Supporting 40+ cutting edge blockchain networks in the cloud and on bare metal servers globally, Blockdaemon is used by exchanges, custodians, crypto platforms, financial institutions and developers to connect commercial stakeholders to blockchains. We power the blockchain economy by simplifying the...
sFOX is the full-service crypto prime dealer for institutional investors, providing the liquidity, security, and infrastructure needed to unlock the full potential of digital assets.
Akiri is a cloud-based network designed to address today’s data liquidity challenges and facilitate the simple and secure movement of information between the diverse participants in the U.S. healthcare economy. Akiri is the first company to spin out of Health2047 Inc., the Silicon Valley-based business formation and commercialization enterprise whose founding investor and primary strategic partner is the American Medical...
Eluvio is transforming the management, distribution, and economics of premium video for content owners. The Eluvio Content Fabric is a global platform service that enables just-in-time, low-latency content distribution, monetization, and asset servicing directly to consumers. Content is delivered directly from source as on-demand streams, live streams, and dynamic sequences–without the use of separate transcoding services, content delivery networks (CDNs),...
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Vendia is the only real-time data cloud company that enables customers to free critical data stuck in traditional applications, data stores, cloud service providers, and other silos. We provide the undifferentiated services and infrastructure necessary to share data safely and securely. By combining serverless blockchains, ledgers, access control, smart APIs and more, Vendia delivers governance and compliance with industry standards,...
Bringing location-based blockchain to the real world.
Sock is a mobile finance app that combines the simplicity of centralized exchanges with the safety and security of knowing you’ll never lose access to your funds.
Use our bots, market and sell your own. View, buy, and sell from all exchanges in one place. Sandboxing town for testing.
MetaMask is a global community of developers and designers dedicated to making the world a better place with blockchain technology. Our mission is to democratize access to the decentralized web, and through this mission, to transform the internet and world economy to one that empowers individuals through interactions based on consent, privacy, and free association.
AIKON makes blockchain technology simple. We build cross-chain identity and wallet solutions — so businesses don’t have to.
SHOPXING.io innovates the common practice of "countertrade" by proposing usage of our decentralized marketplace and distributed ledger technology to streamline & automated B2B countertrade transactions for goods & services, giving businesses the ability to conduct countertrade deals with other businesses without friction.
Authenticiti is taking out the supply chain complexities between buyers and sellers by creating a hyper real-time digital platform for them to connect, share and serve. We do that by deploying our open-source blockchain-based platform to achieve real-time visibility, hyper-efficiency and faster payment for industrial manufacturers. The platform enables industrial manufacturers to: Connect their information siloes like legacy applications, supplier portals...
