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Top San Francisco Bay Area, CA Blockchain Companies (169)

Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
23 Offices
12,000 Employees

Block, Inc. (NYSE: SQ) is a global technology company with a focus on financial services. Made up of Square, Cash App, Spiral, TIDAL, and TBD, we build tools to help more people access the 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 easy way to spend, send, and store money. Afterpay is transforming the way customers manage their spending over time. TIDAL is a music platform that empowers artists to thrive as entrepreneurs. Bitkey is a simple self-custody wallet built for bitcoin. Proto is a suite of bitcoin mining products and services. Together, we’re helping build a financial system that is open to everyone.


Blockchain • Fintech • Mobile • Payments • Software • Financial Services
14 Offices
3,500 Employees

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 available and universally accessible.


Blockchain • Information Technology • Software • Cryptocurrency • Web3
2 Offices
200 Employees

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 apps and rollups. Our infrastructure powers 70% of the top web3 teams, 90%+ of web2 companies building in web3 and 100+ million end users. Our customers include top web3 brands like Polymarket, OpenSea, Circle, WorldCoin, as well as major global brands like Shopify and Adobe. The Alchemy team draws from decades of deep expertise in massively scalable infrastructure, AI, and blockchain from leadership roles at leading companies and universities like Google, Microsoft, Facebook, Stanford, and MIT. We're backed by the world's leading VCs and institutions, including Lightspeed, Silver Lake, a16z, Coatue, Pantera, Addition, Stanford University, Coinbase, and Charles Schwab, among others.


Blockchain • Software
San Francisco, California, USA
3 Employees

Tierion turns the blockchain into a global platform for verifying any data, file, or process. Use Tierion to anchor a timestamp proof of your data in the blockchain.


Blockchain • Internet of Things • Cryptocurrency
San Francisco, California, USA
65 Employees

IoTeX is the leading decentralized network powering the future of web3 and machine economy (MachineFi). The platform is built for developers to connect billions of machines with web3 infrastructure, to create innovative products including DeFi, NFT, DAO, Metaverse, and MachineFi applications. Founded in 2017 with a team of alumni from Google, Facebook, Uber, Bosch, and Intel, IoTeX has launched a high-performance public blockchain with off-chain computing for devices and machines, cross-chain bridges, wallet, and the MachineFi marketplace. The IoTeX network has grown rapidly with >$2B in assets on-chain, >300K on-chain users, and >10k devices connected across hundreds of dapps.


Blockchain • Fintech • Software • Cryptocurrency
San Francisco, California, USA
36 Employees

Conio's mission is to accelerate the transition to digital assets, beyond the limits of the traditional monetary and financial systems. Conio enables Financial Institutions and Businesses to enter into the Digital Assets and Crypto markets with the highest compliant and safety standards. Our platform provides a full capability solution: custody, exchange, minting and compliance for Crypto, Stablecoin, NFT, and Tokenization. Founded in 2015 in San Francisco, from the idea of Italian entrepreneurs, Conio launched the first Bitcoin Wallet for smartphone in Italy to make crypto and digital assets within everyone’s reach.


Blockchain • Web3
San Francisco, California, USA
17 Employees

Fairmint makes community ownership easy. Companies launch Fairmint's decentralized portal on their website, allowing contributors to receive tokenized equity in exchange for time or money they invest. Built by founders for founders, our technology leverages blockchain and smart contracts to make equity programmable. Fairmint is the Web3 layer of the modern startup stack, empowering participation in the ownership economy.


Blockchain • Hardware • Software
San Francisco, California, USA
25 Employees

Hardware Acceleration Platform for the Next-Gen Blockchain


Blockchain • Software
San Francisco, California, USA
33 Employees

Analog is a completely decentralized, PoT-based, layer-0 platform for communicating validated event data. At the core of the platform are tesseracts and time nodes (explained later) that can privately fetch and confirm event data from sovereign chains, allowing different ecosystems to speak the same language. Our mission is to usher in trustless, omnichain interoperability that allows developers to easily build their applications via a universal protocol and an API. We are also unveiling a novel, superfast PoT protocol that creates verifiable event data on the Timechain, allowing DApp developers to build next-generation event-based applications. We believe that each Blockchain ecosystem has its core strengths, use cases, developer pools, and liquidity pools (LPs). Blockchains should benefit from trading functionalities, assets, and LPs; the same way economies benefit from cross-border trade. Our vision is to facilitate omnichain interoperability to enable developers to deploy DApps from any network to any other Blockchain, in a near codeless format, and at scale.

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Blockchain • Software • Cryptocurrency • Web3
San Francisco, California, USA
23 Employees

Goldsky gives developers the tools they need to build powerful Web3 dApps faster. Realtime blockchain indexing, instant subgraphs, and flexible data streaming pipelines make it easy to unlock the full potential of onchain data. Building accurate, realtime data infrastructure is hard. Goldsky streamlines complex engineering challenges so that developers can focus on what matters most — building transformational applications and delivering real value to customers. Our team is comprised of world-class data streaming experts and startup veterans from Shopify, Meta, Google, Amazon, Heap, Postmates, 0x, Rainbow, and more. We’re committed to building the best developer tools available for working with onchain data, fueling innovation for the next generation of financial & internet infrastructure.


Blockchain
Redwood, California, USA
35 Employees

Applicature is a company builder and accelerator in the blockchain space. We’ve turned over 270 projects into scale-up companies since 2017. We partner with our clients providing full service blockchain development, marketing, funding, key relationship development, and advisory services to accelerate growth. We also have our own growing portfolio of companies that we’ve incubated and are scaling


Blockchain
San Francisco, California, USA
105 Employees

Trust Wallet. A simple and secure mobile wallet for that supports 60+ blockchains and over 1 million assets. We provide a fully security audited system that makes it simple to store your cryptocurrency. Trust applications, designed for iOS and Android, provide the best possible experience and ease of use.


Blockchain • Consumer Web • Fintech
San Francisco, California, USA
3 Employees

At Futureswap, you will help build a modern, transparent, and open financial protocol for the 21st century to disrupt the legacy multi-trillion dollar derivatives market. We're looking for people who are excited about democratizing finance and creating distributed systems that work at scale. We've developed an Ethereum-based protocol for traders and yield seekers, designed from the beginning to be user-owned and governed. Futureswap enables trading with leverage on a range of assets with a system that provides a high level of efficiency.


Blockchain • Cryptocurrency
San Mateo, California, USA
237 Employees

FalconX is a digital asset trading platform that provides clients fast, secure and reliable execution using data science to eliminate slippage and hidden fees. We’re fortunate to be backed by a wide range of investors including: Accel, Fidelity, B-Capital, Tiger Global, Accomplice, Coinbase, Fenbushi Capital, Flybridge Capital, Lightspeed Venture Partners, and others.


Blockchain • Fintech • Financial Services
Stanford, California, USA
56 Employees

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.


Artificial Intelligence • Blockchain • eCommerce • Internet of Things • Software
2 Offices
500 Employees

Incepted in 2012, Capital Numbers is an ISO 9001 and ISO 27001 certified organization specializing in web and mobile application development services for global customers. With 500+ full-time experts, Capital Numbers has successfully delivered over 2500 projects to a large number of businesses of various sizes. It is Dun & Bradstreet accredited and a Certified Google Partner that caters to an esteemed client base. WHAT DO WE DO?   1) Custom Software Development: Our development team can help you throughout the whole development cycle.   2) Web Development: We specialize in the development of large and medium-sized sites, web applications, and portals with complex and rich functionality. 3) Mobile Apps: We deliver world-class, innovative, and engaging native iOS/Android apps or hybrid apps. 4) Digital Marketing: Capital Numbers offers full-service digital marketing solutions, including search engine optimization (SEO), search engine marketing, social media marketing, and email marketing. 5) Data Science: Capital Numbers is a leading provider of data science services. We bring deep expertise in Python and R, lean software development practices, and a high-performance product culture. 6) AI & Chatbot Integration: Build a chat-bot to engage customers & increase sales Stay ahead of your competition in terms of customer service, availability, and convenience, by custom-building an intelligent chat-bot with our developers. 7) CMS Development: Capital Numbers is the renowned CMS development company for CMS-powered websites in India. Outsource CMS development & customization services. Also provide solutions for E-commerce, Software Testing, DevOps, DaaS, etc. Clients we served for: Reuters, Federated Auto Parts, Consumer Reports, StoneAcre, Avasant, ST Engineering, along with several other medium-sized businesses and agencies worldwide.


Artificial Intelligence • Blockchain
Palo Alto, California, USA
3 Employees

Real-time blockchain data, delivered instantly.


Blockchain • Financial Services
San Francisco, California, USA
69 Employees

Based in San Francisco, Bitwise is one of the largest and fastest-growing crypto asset managers. As of May 7, 2021, Bitwise managed over $1.5 billion across an expanding suite of investment solutions. The firm is known for managing one of the largest crypto index funds (OTCQX: BITW), the first crypto industry ETF (NYSE: BITQ), and pioneering products spanning DeFi, Bitcoin, Ethereum as examples. Bitwise focuses on partnering with financial advisors and investment professionals to provide quality education and research. The team at Bitwise combines expertise in technology with decades of experience in traditional asset management and indexing—coming from firms including BlackRock, Blackstone, Facebook, and Google, as well as the U.S. Attorney’s Office. Bitwise is backed by leading institutional investors and asset management executives, and has been profiled in Institutional Investor, CNBC, Barron's, Bloomberg, and The Wall Street Journal.


Blockchain • Software • Web3
2 Offices
160 Employees

About the Stellar Development Foundation The Stellar Development Foundation (SDF) is a non-profit organization focused on working with and supporting changemakers to create equitable access to the global financial system through blockchain technology. SDF provides grants, investments, funding, and other awards to builders and organizations. SDF also develops resources and tooling on the Stellar network to help unlock real world utility. As a nonprofit foundation, SDF puts the health of the Stellar network and the Stellar ecosystem and its mission above all else. About Stellar Stellar is more than a blockchain. Powered by a decentralized, fast, scalable, and uniquely sustainable network made for financial products and services and a thriving and passionate ecosystem that includes a non-profit organization driven by a mission, Stellar is paving the path to unlock the world’s economic potential through blockchain technology. Built with speed and low costs in mind, the Stellar network provides builders and financial institutions worldwide a platform to issue assets, and to send and convert currencies in real time creating real world utility. Founded in 2014, the Stellar Development Foundation (SDF) supports the continued development and growth of the Stellar network and also serves the ecosystem of NGOs, corporations, universities, small businesses, governments, and solo entrepreneurs building on the Stellar network through tooling, funding and strategic collaborations. Together, Stellar is where blockchain meets the real world.


Blockchain • Software
Mountain View, California, USA
73 Employees

Blockstream’s mission is to create the financial infrastructure of the future. We build crypto-financial infrastructure based on Bitcoin, the most robust and secure blockchain. Applying cutting-edge cryptography and security engineering, we’re building the products and networks that make financial markets more efficient by reducing reliance on trust. With a long term outlook on delivering robust and scalable solutions, we invest heavily in research and development to strengthen the Bitcoin ecosystem and protocol. Peer-to-peer, open network finance holds the promise to change the world for the benefit of all. Blockstream is proud to be making this a reality.