About Chain
Chain is a blockchain-based technology company on a mission to enable a smarter and more connected economy. We build cryptographic ledgers and cloud infrastructure that underpin transformative finance.
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About Chain
Chain is a blockchain-based technology company on a mission to enable a smarter and more connected economy. We build cryptographic ledgers and cloud infrastructure that underpin transformative financial products and Web3 services.
Founded in 2014, Chain has raised over $40 million in funding from Khosla Ventures, Pantera Capital, Capital One, Citigroup, Fiserv, Nasdaq, Orange, and Visa.
In 2018, Stellar acquired Chain to form Interstellar, a commercial arm of the Stellar Foundation. In 2020, Chain was re-acquired to continue its mission to build a more robust global financial system through blockchain technology.
TRUSTED WORLDWIDE
Trusted By Leading Companies
Discover how our innovative blockchain solutions have revolutionized industries such as payments, sports, retail, banking, and more. Explore our diverse case studies to learn how we brought blockchain technologies to market. Click each logo below to read more.
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What's New at Chain
|Research
Research
Oct 3, 2025The Immutable Ledger vs. the Editable Record
While regular databases, such as MySQL, are managed by a centralized source, such as a company, Blockchain is a decentralized ledger shared among multiple participants, with each new entry generally being permanent, with the exception of forks or chains that allow rollbacks.
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|Research
Research
Sep 26, 2025The Rise of Proof-of-Anything
Blockchain technology was born from a simple question: how can people reach an agreement on truth without a central authority? One of the earliest solutions, specific to blockchain, was the Proof of Work (PoW) mechanism, which involved miners solving mathematical puzzles using their computing power. Following the introduction of PoW, Proof of Stake (PoS) emerged, where validators locked or "staked" their cryptocurrency instead of using computing power to validate blocks.
>read more
|Research
Research
Sep 21, 2025The QR Code Bridge to Web3
Web3 envisions a decentralized future where individuals directly interact with blockchains, wallets, and digital assets. However, large wallet addresses, cryptographic signatures, and unfamiliar interfaces frequently conflict with public expectations of simplicity. One simple technology, the QR code, has bridged the challenges. QR codes, formerly used on restaurant menus and payment applications, now let users link wallets, trade NFTs, log into decentralized platforms, and verify their digital identities.
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Chain News & Updates
Latest News & Updates
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Chain Gives
We help countless organizations and communities around the world that are in need of immediate assistance, that would otherwise take days to reach through the traditional financial system. Chain Gives uses blockchain technology to send funds swiftly and securely to those in need.
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Building a Community for All
Chain strives to create a truly connected economy that benefits our partners and clients. We hope to fulfill our mission by creating a smarter and more connected community by collaborating with leaders from various industries, and welcoming newcomers to the Web3 world. We recognize that each brand has its own set of objectives, and we work around the clock to ensure that our partners’ needs are met.
Are you interested in joining our mission to enable a smarter and more connected economy?
