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Top NYC, NY Blockchain Companies (131)

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Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
New York, New York, USA
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. Square helps sellers run and grow their businesses with its integrated ecosystem of commerce solutions, business software, and banking services. With Cash App, anyone can easily send, spend, or invest their money in stocks or Bitcoin. Spiral (formerly Square Crypto) builds and funds free, open-source Bitcoin projects. Artists use TIDAL to help them succeed as entrepreneurs and connect more deeply with fans. TBD is building an open developer platform to make it easier to access Bitcoin and other blockchain technologies without having to go through an institution.


Blockchain • Fintech • Security • Software • Cryptocurrency • Cybersecurity • Web3
Fully Remote
40 Employees

Hiro is a company that creates developer tools for Stacks, a network that enables apps and smart contracts for Bitcoin. As a core entity within the Stacks Ecosystem, Hiro works alongside various independent entities, developers, and community members to establish a user-owned internet on Bitcoin. Hiro provides developers with the tools to innovate and build on Bitcoin in ways previously not possible.


Blockchain • Payments • Software • Cryptocurrency • Web3
NYC
142 Employees

Our mission is open source financial access for all. The Stellar Development Foundation is a nonprofit organization based in San Francisco. We’re building a common financial platform, designed to be open and accessible to everyone. Just as the internet allowed anyone to send an email or create a blog, Stellar now allows people to easily send, save, and receive money, without large fees or hassle.


Blockchain • Fintech • Internet of Things • Cryptocurrency • Web3
New York, New York, USA
275 Employees

Today’s financial infrastructure is archaic, expensive, inefficient and risky - supporting a system that leaves out more people than it lets in. So we’re rebuilding it.


Blockchain • Internet of Things • Cryptocurrency • NFT • Web3
New York, New York, USA
135 Employees

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 Diem technology we have developed is an important foundation of a safe and scalable web3 world where everyone has more equitable opportunities to grow and access financial assets with lower fees and fewer intermediaries.


Blockchain • Fintech • Financial Services • Cryptocurrency • Web3
NYC
733 Employees

Ripple provides one frictionless experience to send money globally using the power of blockchain technology. By joining Ripple’s growing global network, financial institutions can process their customers’ payments anywhere in the world instantly, reliably and cost-effectively. Banks and payment providers can use the digital asset XRP to further reduce their costs and access new markets. Founded in 2012, Ripple's vision is to enable a world where value moves as seamlessly as information flows today—an Internet of Value. Ripple is the only enterprise blockchain company today with products in commercial use. Ripple’s global payments network includes over 300 customers across 40+ countries and 
six continents.


Blockchain • Fintech • Financial Services • Cryptocurrency
Fully Remote
181 Employees

Elliptic empowers financial institutions and crypto businesses to confidently manage risk and meet AML regulatory compliance worldwide. With our multi currency coverage including Bitcoin, Ethereum, Bitcoin Cash, LiteCoin and more, we are the global standard for delivering safe and trusted services in cryptocurrency.


Blockchain • Software • Cryptocurrency • NFT • Web3
New York, New York, USA
220 Employees

Ava Labs makes it simple to launch decentralized finance applications on Avalanche, the fastest smart contracts platform in the blockchain industry. As the builders of Avalanche, Ava Labs has played a central role in shaping the future of enterprise blockchains and defining a path for other layer-1s to build a viable, sustainable user base. Our mission is to empower people to easily and freely digitize all the world's assets on one open, programmable blockchain platform.


Blockchain • eCommerce • Fintech • Financial Services • Cryptocurrency
New York, New York, USA
50 Employees

GBI (https://gbi.co) is a rapidly growing fintech company, building groundbreaking technology at the intersection of alternative assets, including cryptocurrencies and precious metals. Our software is already deeply integrated into the world’s top wealth managers and powers retail applications around the globe. GBI’s core platform allows underlying clients to buy, sell, and store precious metals and digital currencies within their existing accounts and trading systems. An innovative combination of a global over-the-counter marketplace and a storage/logistics network allows wealth managers and institutional investors to work with these alternative investments as native asset classes, maintaining assets under management, growing client assets and relationships.


Blockchain • Fintech • Financial Services • Cryptocurrency
New York, New York, USA
335 Employees

Galaxy Digital (TSX: GLXY) is a tech-driven financial services and investment management firm that provides institutions and direct clients with a full suite of financial solutions spanning the digital assets ecosystem. Galaxy Digital operates five synergistic business lines: Trading, Asset Management, Principal Investments, Investment Banking, and Mining. Galaxy Digital's CEO and Founder is Mike Novogratz. Galaxy Digital is headquartered in New York City, with offices in Chicago, San Francisco, London, Amsterdam, Tokyo, Hong Kong, the Cayman Islands (registered office), and New Jersey. Our mission is to drive systems change through technology. Today, we are primarily focused on digital assets, cryptocurrencies and blockchain technology, and how these technological innovations will drastically alter the way we store and transfer value.

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Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
New York, New York, USA
12000 Employees
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Blockchain • Fintech • Security • Software • Cryptocurrency • Cybersecurity • Web3
Fully Remote
40 Employees
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Blockchain • Payments • Software • Cryptocurrency • Web3
NYC
142 Employees
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Blockchain • Fintech • Internet of Things • Cryptocurrency • Web3
New York, New York, USA
275 Employees
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Blockchain • Internet of Things • Cryptocurrency • NFT • Web3
New York, New York, USA
135 Employees
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Blockchain • Fintech • Financial Services • Cryptocurrency • Web3
NYC
733 Employees
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Blockchain • Fintech • Financial Services • Cryptocurrency
Fully Remote
181 Employees
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Blockchain • Software • Cryptocurrency • NFT • Web3
New York, New York, USA
220 Employees
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Blockchain • eCommerce • Fintech • Financial Services • Cryptocurrency
New York, New York, USA
50 Employees

Artificial Intelligence • Blockchain • Cybersecurity • Web3
New York, New York, USA
133 Employees

Founded in 2018 by professors of Yale University and Columbia University, CertiK is a pioneer in blockchain security, utilizing best-in-class AI technology to secure and monitor blockchain protocols and smart contracts. CertiK’s mission is to secure the cyber world. Starting with blockchain, CertiK applies cutting-edge innovations from academia into enterprise, enabling mission-critical applications to be built with security and correctness. CertiK is one of the fastest growing and most trusted companies in blockchain security and has become a true market leader. To date, we have collectively worked with over 1300 enterprise clients, helped secure over $90 billion worth of digital assets, and detected over 23,000 vulnerabilities in blockchain code. Our clients include leading projects such as Aave, Polygon, Binance Smart Chain, Terra, Yearn, and Chiliz. Our Q1 2021 revenues have more than quadrupled the revenue of the full 2020 year. Since Q1 2020, our team size has more than doubled, and this rate of growth will continue in 2021, creating a highly effective, remote-friendly culture with talents located worldwide. CertiK just raised over $60 million in Series B and B+ funding rounds in 2021. Our investors include top VCs like Tiger Global, Coatue Management, Shunwei Capital and Hillhouse Capital as well as industry leaders like Coinbase Ventures and Binance.


Blockchain • Fintech • Payments • Software • Financial Services
New York, New York, USA
170 Employees

Anchorage Digital was founded in 2017 to advance institutional participation in digital assets. With an emphasis on security and usability, we provide the technology, infrastructure, and tools that make it easy for institutions across the world to participate in crypto. Our team brings together the brightest minds from security, finance, and distributed systems to build the infrastructure of a new financial system. We’re looking to diversify our team with people who are humble, creative, and eager to learn.


Blockchain • Fintech • Information Technology • Analytics • Financial Services
NYC


Blockchain • Security • Cybersecurity
Long Island City, New York, USA
30 Employees

p0xeidon labs, a group developing technologies behind projects including Manta Network, delivers privacy for web3 applications and decentralized assets through use of zero-knowledge proofs. The project is built in accordance with first principles, by applying cutting-edge cryptographic constructions such as zkSNARKs to design and deploy protocols with high performance and strong privacy/security guarantees. Manta Network is supported by leading investors including Polychain, Multicoin, Binance, CoinFund, and Parafi. The founding team has extensive experience in the blockchain space and come from educational institutions including Harvard and MIT, and leading web3 projects such as Algorand. If you are excited about building privacy-preserving solutions using zero-knowledge proofs, building blockchain applications, or learning about Polkadot ecosystems, then we want to hear from you.


Blockchain • Fintech
New York, New York, USA
660 Employees

Gemini is a licensed digital asset exchange and custodian. We built the Gemini platform so customers can buy, sell, and store digital assets (e.g., Bitcoin, Ethereum, and Zcash) in a regulated, secure, and compliant manner.


Blockchain • Real Estate • Software
4 Employees

PropertyClub is a next generation real estate platform that uses blockchain technology to revolutionize the way people market, search for, buy, rent and invest in real estate. We’re creating a global real estate portal that is free of third party lead buyers and solves the overwhelming supply problems faced by existing centralized marketplaces.


Blockchain • Fintech • Payments • Sharing Economy
Fully Remote
350 Employees

Paxful is a peer-to-peer fintech platform built to provide equal access to anyone, anywhere. Paxful enables financial inclusion by giving access to nearly 400 different payment methods to buy, sell, and trade Bitcoin and other digital currencies.


Blockchain • Fintech • Mobile

Fluidity is pleased to provide technology services to registered broker-dealers, issuers and financial institutions for tokenized securities. Fluidity brings leading industry expertise to help incorporate AirSwap and blockchain technology into traditional capital markets transactions with regulated financial institutions.


Blockchain • Information Technology • Software
78 Employees


Blockchain • Fintech • Software
New York, New York, USA
140 Employees

21.co is the world’s leader in providing access to crypto through simple and easy to use products. 21.co is the parent company of 21Shares and Amun, and its mission is to build bridges into the crypto world. 21Shares is the world’s largest issuer of cryptocurrency exchange traded products (ETPs) and is powered by Onyx, a proprietary technology platform used to issue and operate cryptocurrency ETPs for 21Shares and third parties. 21Shares mission is to make crypto easy. Amun is a blockchain infrastructure company focused on making purchasing crypto more accessible by offering a suite of tools for passive strategies across major DeFi platforms. Amun’s mission is to simplify your crypto journey. The company was founded in 2018 by Hany Rashwan and Ophelia Snyder and is a global organization, with offices in Zurich and New York. Cathie Wood, Chief Executive Officer & Chief Investment Officer of ARK Invest is a board member.