Top California Cryptocurrency Companies (110)
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...
Bitcoin is the best money. It should be used like it. We build and fund free, open-source projects aimed at making bitcoin the planet’s preferred currency.
CleanSpark (NASDAQ: CLSK) is America's Bitcoin Miner ™. Since 2014, we've helped people achieve energy independence for their homes and businesses. In 2020, we transitioned that expertise to develop sustainable infrastructure for Bitcoin , an essential tool for financial independence and inclusion. We strive to leave the planet better than we found it by sourcing and investing in low-carbon energy,...
Layer N is Ethereum's StateNet—A novel L2 designed as a network of custom and optimized rollup nodes powered by a shared state and liquidity layer.
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.
Copper is a digital asset technology company dedicated to helping institutional investors safely acquire, trade and store cryptoassets. Built and led by Dmitry Tokarev, a software and financial engineering specialist, the firm provides a comprehensive suite of custody, trading and settlement solutions that reduce counterparty risk and bring greater capital and operational efficiency to digital asset markets. At the heart...
SOCKET is the first chain abstraction protocol allowing developers to compose across 1000+ rollups and chains!
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...
At Backpack, we ship relentlessly to bring you products that make using crypto easy, rewarding, and enjoyable. We offer a globally regulated exchange with a strong focus on compliance and a self-custodial wallet and browser extension. With over 1 million users, we’re just getting started. We're hiring! --> jobs.backpack.app
Pure is building the future of rare coin and precious metal trading. We believe collectors and investors deserve financial infrastructure that matches the standards of modern markets. That is why we are creating a new kind of order book marketplace that brings transparency, efficiency, and trust to an industry still rooted in legacy systems. Started in 2023, Pure is one of...
Aptos Labs is a people-first blockchain on a mission to help billions of people achieve universal and fair access to decentralized assets in a safe and scalable way. Founded by some of the original creators and maintainers that researched, designed, and built the Diem blockchain to serve this purpose, we have dedicated several years toward this mission. We believe the open-source...
Fully-manged, production-grade rollups on Ethereum. Deploy with no-code in just a few clicks. We're live on mainnet!
Wei, Wei & Co., LLP is a full-service accounting firm offering audit, tax, management advisory, bookkeeping, and specialized digital asset accounting services to businesses and professionals.
Polychain invests in protocols and companies in the blockchain space, advancing the global adoption of cryptocurrencies.
0x is developers’ one-stop shop to build financial products on crypto rails. Hundreds of developers use 0x tools to enable faster trading, better prices and superior UX. Our suite of APIs has processed over 52 million transactions and $125B in volume from more than 6 million users trading on apps like Coinbase Wallet, Robinhood Wallet, Matcha, Metamask, Zerion, Zapper, and...
Dialectic is a machine that solves cyphers to unlock exceptional value for our members. We have built a unique architecture and a suite of proprietary tools that offer thoughtful risk-adjusted exposure to alternative assets, supported by an extraordinary group of globally distributed crypto-natives.
Paystand's on a mission to create a more open financial system, starting with B2B payments. Using blockchain and cloud technology, we pioneered Payments-as-a-Service to digitize and automate the entire cash lifecycle. Our software makes it possible to digitize receivables, automate processing, reduce time-to-cash, eliminate transaction fees, and enable new revenue.
BitGo is the leader in digital asset financial services, providing institutional investors and crypto platforms with liquidity, custody, and security. In 2020, the company reached new milestones with the launch of BitGo Prime, the first and only deeply integrated, full-stack solution with custody, trading and lending. With the launch of BitGo Portfolio and BitGo Tax, the company also manages activities across...
