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Top NYC, NY Blockchain Companies (111)

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Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
19 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. 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 • 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 • Fintech • Mobile • Payments • Software • Financial Services
12 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 • 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.


Artificial Intelligence • Blockchain
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 • Software • Cryptocurrency • NFT • Web3
New York, New York, USA
105 Employees

Uniswap Labs is a decentralized finance startup that contributes to the Uniswap Protocol and are the creators of the Uniswap Interface.


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 • 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.


Blockchain
Fully Remote, USA
44 Employees

Toku is the first comprehensive, global solution for token compensation & tax compliance. Toku’s comprehensive suite of services include: token-based payroll, token-based grant administration, employment and tax compliance, and WorkDAO – a unique set of employment and compensation services tailored for the needs of decentralized autonomous organizations (DAOs). Amidst an environment of increasing regulatory scrutiny in web3, Toku provides their customers peace of mind with 100% tax compliance on all token-based compensation in over 100 countries globally.


Blockchain • Cryptocurrency
2 Offices
355 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.

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Blockchain • Fintech • Security • Software • Cryptocurrency • Cybersecurity • Web3
Fully Remote, USA
40 Employees
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Blockchain • Fintech • Mobile • Payments • Software • Financial Services
12 Offices
3500 Employees
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Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
19 Offices
12000 Employees

Blockchain • Database • Analytics
4 Offices
110 Employees

We provide customized data and analytics consulting services, including automation and software development for a sustainable and intuitive digital transformation.


Blockchain • Software
New York, New York, USA
3 Employees

Clovyr brings the flexibility and ease of use of modern application development to the blockchain domain. More than just a development framework, Clovyr is an ecosystem of applications and services that empowers teams of all sizes to experiment, iterate, and grow products to production much faster than before.


Big Data • Blockchain • Financial Services • Cryptocurrency • Web3
Fully Remote, USA
150 Employees

Messari is the leading provider of market intelligence services and offerings that help professionals navigate the crypto economy with confidence. For individuals and institutions alike, Messari combines deep analysis, data, news, events, and powerful software features to improve industry transparency and drive smarter participation in crypto. Learn more at messari.io.


Blockchain • Software
New York, New York, USA
81 Employees

Offchain Labs is a venture-backed, Princeton-founded company that has dedicated over 8 years to blockchain research and development. As the original developers of Arbitrum, Offchain has been instrumental in revolutionizing the industry through this leading network scaling solutions. The team continues to build upon this foundation by innovating and enhancing products such as Arbitrum Orbit, Stylus, and Arbitrum Nitro. In October 2022, Offchain Labs acquired Prysmatic Labs, the leading consensus client for Ethereum, further cementing Offchain Labs alignment with Ethereum.


Blockchain
New York, New York, USA
28 Employees

We are building the Monad blockchain, an ultra-high-performance EVM-compatible layer-1 blockchain designed to bring world adoption to decentralized apps. We help the EVM scale by enabling parallel execution and other significant innovations in distributed consensus and smart contract execution. Monad blockchain, an ultra-high-performance EVM-compatible layer-1 blockchain designed to bring world adoption to decentralized apps. We help the EVM scale by enabling parallel execution and other significant innovations in distributed consensus and smart contract execution. Monad offers developers the best of both worlds: unparalleled performance (10,000 transactions per second) and portability (full compatibility for Ethereum smart contracts).


Blockchain • Fintech • Internet of Things • Cryptocurrency • Web3
Fully Remote, USA
350 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 • Fintech • Software • Cryptocurrency • Web3
2 Offices
95 Employees

We are the global leader in new token issuance, helping blue chip projects like Filecoin, Solana, Celo, Algorand, Dapper, and others connect with hundreds of thousands of new token holders. And we also support the full lifecycle of crypto investment, from token sales through token distribution, trading, lending, and crypto-specific services such as staking and access to decentralized-finance opportunities. Our team is remote-first and based across the US, and we have offices in San Francisco and NYC. Unlike other centralized crypto finance platforms, we're not here to just build a bank or a brokerage. We're building the platform for people who are passionate about moving crypto forward, and we’re just getting started.


Blockchain • Fintech • Cryptocurrency
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.


Artificial Intelligence • Blockchain • Internet of Things • Nanotechnology • Agriculture
Brooklyn, New York, USA
113 Employees

Newlab advances technologies that support the health of our planet. We act as a facilitator, connector, and translator for our community of experts and innovators, helping to build, test, and scale world-changing ideas through investment, venture building, and structured collaboration with industry and government partners. Inspired by its rich history, we envisioned a way to return 
the building to relevance by championing entrepreneurship, innovation, and frontier technologies that transform infrastructure and build a more resilient, sustainable world. We are now home to over 155 companies, solving the world’s biggest challenges with leaders and experts across industries and cities


Blockchain • Fintech • Software • Cryptocurrency • Web3
2 Offices
53 Employees

dYdX is the most powerful decentralized open trading platform for advanced crypto financial products, built as a standalone appchain. Trade perpetual contracts with low fees, deep liquidity, up to 20x more buying power all while maintaining full custody and control of your assets.