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Top NYC, NY Blockchain Companies (114)

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.

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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 • Information Technology • Software • Cryptocurrency • Web3
New York, New York, USA
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 • 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 • 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 • Financial Services
NYC
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 • 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 • Web3
New York, New York, USA
3 Employees

Nuveaux is on a mission to re-imagine how exchanges work from first principles. At Nuveaux, we are passionate about delivering fair order execution to the masses. We are building a robust, high-throughput, low-latency exchange so our customers can focus on which trade to make instead of the idiosyncrasies of the exchange itself. Founded by customer-obsessed engineers and researchers, we seize every opportunity to tackle technical challenges—from designing next-gen UI/UX for interfacing with our exchange to scaling our services to support all kinds of financial instruments.


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.


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 • Fashion

buy/sell/trace unused textiles w/blockchain.


Blockchain • Digital Media • Software • Web3
Fully Remote, USA
21 Employees

At Pinata, we empower brands and creators to let their imaginations run wild. Our products help you securely distribute any type of media at scale—freeing you from restrictive platforms, middlemen, and algorithms that limit your creative agency. If you can build it, we can help you share it. Your way.


Blockchain • Other • Financial Services • Cryptocurrency • Web3
New York, New York, USA

Starlight is an all-in-one solution for companies to manage their crypto assets. We offer everything a company needs to operate in the crypto economy from setting up wallets, to buying crypto, to tracking expenses. Starlight helps you manage the details - so you can focus on running your business.


Big Data • Blockchain • Fintech • Information Technology • Payments
60 Employees

Digital Asset Trading Network Unprecedented global price discovery and liquidity for Exchanges and Professional Traders. Apifiny delivers truly global trading via a single interface, along with the best available pricing globally across connected exchanges. Our Digital Asset Trading Network enables connected exchanges to provide: Global, multi-exchange strategy execution Access to deep global liquidity Superior price discovery Tighter spreads Higher fill rates and capital utilization.


Blockchain • Security • Cybersecurity
New York, 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 • Digital Media • Information Technology • Professional Services • Design • App development • SEO
Seattle, Washington, USA
50 Employees

Brain Inventory is a dynamic technology company specializing in software development and staff augmentation services. They offer expertise across various industries, delivering solutions in web and mobile app development, cloud computing, artificial intelligence, and machine learning. Businesses looking to hire dedicated ReactJS developers can rely on Brain Inventory’s experienced team of developers, designers, and IT specialists to ensure smooth project execution and integration. With a strong focus on understanding client needs, they consistently deliver exceptional results on time and within budget, making them a trusted partner for companies seeking to accelerate growth through technology.


Blockchain • Fintech • Information Technology
New York, New York, USA
28 Employees

TQ Tezos is a blockchain software technology studio, building world-class blockchain solutions across global industries. Based on the open-source Tezos protocol, TQ Tezos consists of distributed global teams working to build both private permissioned and public blockchain solutions, with a suite of developer tools and business products.
 In collaboration with the Tezos Foundation in Switzerland and Nomadic Labs in Paris as well as other entities in the Tezos ecosystem, TQ helps startups and enterprises adopt Tezos for a variety of exciting use cases (e.g. capital markets, enabling autonomous vehicle-to-vehicle transactions, etc.), facilitating the growth of a robust, high-functioning Tezos ecosystem across multiple industries.


Blockchain • Internet of Things • Mobile • Software

ITExpertsIndya has been providing services like Custom web application development, offshore Software Development, E-commerce and CMS development, web design and multimedia and (SEO) Internet marketing from the past 10 years.


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