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Top NYC, NY Blockchain Companies (109)

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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 • Mobile • Payments • Software • Financial Services
New York, New York, USA
3,500 Employees

It all started with an idea at Block in 2013. 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, at Cash App you'll have the opportunity to make a real-world impact with your career.


Blockchain • Fintech • Security • Software • Cryptocurrency • Cybersecurity • Web3
Fully Remote, USA
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 • Software • Cryptocurrency • Web3
New York, New York, USA
106 Employees

Alchemy is a developer platform that empowers companies to build scalable and reliable decentralized applications without the hassle of managing blockchain infrastructure in-house. It is currently faster, more reliable, and more scalable than any other existing solution, and is incredibly easy to integrate! Many top projects in the space, including Augur, Cryptokitties, Kyber, Radar Relay, OpenSea, etc rely on Alchemy to support their core infrastructure needs. The team consists of top engineers (from Stanford, MIT, Google, Facebook, Microsoft, and many more startups) with decades of industry experience in big data and scalable infrastructure and is backed by A-list investors (Charles Schwab, Coinbase, founders of LinkedIn and Paypal, Chairman of Google, etc)


Artificial Intelligence • Blockchain • Enterprise Web • Software • Design
Fully Remote, USA
850 Employees

Trinetix is a trusted digital product partner to world-renowned enterprises and fast-growing businesses globally. We empower forward-thinking leaders to bring impactful ideas to digital reality through partnership, creativity, and innovation. Our teams are driven to push the boundaries of what's possible and pioneer digital solutions that create 360° value—inside and globally. We strive to drive positive change and develop an environment that fosters exploration, creativity, and empowers people to become their best selves. Ready to explore tomorrow’s potential? Visit us at www.trinetix.com and experience the Trinetix difference today.


Blockchain • Hardware • Software
11 Employees

FOAM is building spatial protocols, standards and applications that bring geospatial data to blockchain and empower a consensus-driven map of the world. FOAM has three main components: 1) Crypto-Spatial Coordinate - An open-source standard for embedding physical location in Ethereum smart contracts. 2) The Spatial Index & Visualizer (SIV) - A vis


Big Data • Blockchain • Fintech • Information Technology
New York, New York, USA
45 Employees

We believe that the powerful mix of UX and technologies like Distributed Ledger, Cloud, Search, and Real-time Analytics will continue to fuel the next generation of innovations. Since our inception in 2005, we have helped hundreds of clients create new business concepts and accelerate the build and launch of their products.


Blockchain • Fashion

buy/sell/trace unused textiles w/blockchain.


Blockchain • Fintech
5 Employees

We are a pre-launch startup founded and funded by seasoned finance and technology professionals. We believe in the power of blockchain technology to improve people’s financial lives and are aggressively building out a blockchain powered neo-bank MVP with a Q4 launch date.


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 • 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 • 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.


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

TradeBlock is a global source of data and digital currency analysis, which covers all industry topics, including trading and regulation.


Blockchain
New York, New York, USA
5 Employees

OpenSea is the first and largest peer-to-peer marketplace for cryptogoods (like an eBay for crypto assets), which include collectibles, gaming items, and other virtual goods backed by a blockchain. On OpenSea, anyone can buy or sell these items through a smart contract.


Blockchain • Fintech • Payments
Fully Remote, USA
2,176 Employees

Founded in June of 2012, Coinbase is a digital currency wallet and platform where merchants and consumers can transact with new digital currencies like bitcoin, ethereum, and litecoin. Our vision is to bring more innovation, efficiency, and equality of opportunity to the world by building an open financial system.


Blockchain • Information Technology • Other • Software
300 Employees

Developcoins is a global cryptocurrency development company, which has hands-on experience in providing robust cryptocurrency development solutions using immutable blockchain technology. We provide excellent cryptocurrency development services to help our clients increase their ROI. Our pool of cryptocurrency developers works dedicatedly


Blockchain • Fintech
1,200 Employees

For more than a decade, eToro has been a leader in the global Fintech revolution. It is the world’s leading social trading network, with millions of registered users and an array of innovative trading and investment tools.


Blockchain • Consulting
17 Employees

O Investimentos Info é um portal de notícias, análises e dicas voltadas ao mercado financeiro. Nosso foco são modalidades de investimento como Forex, Criptomoedas e Opções Binárias, entre outros tópicos.


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.