Factors that we use to list the top 10 blockchain development companies
There are several factors that we have taken into consideration to compile this list. Some of these factors include:
- Experience: Blockchain development firms with a proven track record and years of experience will likely have a deeper understanding of the technology and can deliver high-quality solutions. We should look at how long the company has been in business, the number of successful projects they have completed, and the clients they have worked with.
- Technical expertise: We assessed hands-on expertise in core blockchain technologies such as Ethereum, Hyperledger, and Solidity, as well as the ability to design secure, scalable systems.
- Execution reliability: Client outcomes, repeat engagements, and delivery consistency were used to evaluate each company’s ability to meet timelines, quality expectations, and evolving requirements..
- Team scalability and flexibility: Companies were reviewed on team structure, resource scalability, and adaptability to support long-term development and growth.
- Cost-to-value efficiency: Rather than lowest pricing, we focused on providers that balance competitive costs with predictable delivery, communication, and engineering quality.
Top 10 blockchain development companies in the USA
1. Leewayhertz
LeewayHertz is a leading blockchain development services company based in San Francisco, California. The company was founded in 2007 and has since grown to become one of the most recognized blockchain development companies in the United States.
LeewayHertz provides end-to-end blockchain services, including blockchain consulting, smart contract development and auditing, and decentralized application (dApp) development for private and permissioned networks.
What sets LeewayHertz apart from other blockchain service providers is its team of experienced blockchain developers with years of experience working with blockchain technologies such as Ethereum, Hyperledger, and Corda.
A notable case study: blockchain-based supply chain solution for TraceRX
LeewayHertz developed a blockchain-based supply chain solution for TraceRx, a pharmaceutical shipment tracking platform. By leveraging smart contracts and immutable ledgers, the solution enabled end-to-end traceability, improved real-time inventory visibility, and reduced risks related to counterfeit drugs.
2. Solulab
Solulab is the top blockchain as a service provider in Los Angeles, California, founded in 2014. The company focuses on building scalable blockchain solutions using Ethereum, Hyperledger, and Corda, serving businesses across multiple industries with an emphasis on real-world, production-ready applications.
SoluLab offers end-to-end blockchain services, including blockchain consulting, smart contract development, and decentralized application (dApp) development. The company has experience delivering blockchain solutions for industries such as supply chain, healthcare, fintech, and digital platforms, supporting both startups and growing enterprises.
Best for: Businesses looking for a full-cycle blockchain development partner, especially those building custom dApps, enterprise blockchain systems, or industry-specific blockchain solutions.
A notable case study: Obortech Smart Hub
OborTech partnered with SoluLab to develop a blockchain-based “Smart Hub” for better supply chain transparency. The challenges were limited supply chain transparency, fragmented data, and difficulty in tracking shipments in real time. To address these challenges, SoluLab provided a staking platform for OborTech’s native OBOT tokens, a crypto payment gateway, and smart contract development. The solution boosted transparency, reduced delays, and created a tamper-proof transaction record, improving efficiency across the supply chain.
3. Consensys
Consensys is a blockchain software company based in New York and a core contributor to the Ethereum ecosystem. The company builds Ethereum-based infrastructure, smart contracts, and decentralized applications, supporting enterprises and Web3-native businesses with scalable, production-ready solutions.
Rather than operating as a traditional development agency, ConsenSys focuses on blockchain infrastructure and ecosystem enablement. Its products include MetaMask, one of the most widely used Web3 wallets, and Infura, a leading blockchain infrastructure platform powering thousands of dApps.
Best for: Enterprises and Web3 projects building Ethereum-based platforms, NFTs, DeFi products, or Web3 infrastructure.
A notable case study: Damien Hirst’s NFT Collection
Damien Hirst’s The Currency NFT collection, launched in 2021, faced challenges in managing over 32,000 global applications and ensuring seamless, secure NFT minting. To solve these challenges, Consensys provived simple email registration, smart contracts for minting, and integration of MetaMask for secure transactions. The drop successfully distributed 10,000 NFTs, engaging collectors worldwide while maintaining an eco-friendly, scalable platform.
4. Innovecs
Innovecsis a U.S.-based technology company providing enterprise-focused blockchain development and integration services. The company works with businesses to implement blockchain solutions for payment processing, digital identity verification, and secure document management, helping organizations improve data integrity and operational transparency.
Rather than positioning itself as a Web3 product builder, Innovecs focuses on practical enterprise blockchain use cases, combining blockchain consulting and smart contract development with system integration. Its blockchain solutions are often embedded into larger digital transformation initiatives, supporting regulated industries that require security, compliance, and scalability.
Innovecs is best suited for enterprises seeking a practical blockchain integration partner rather than consumer-facing Web3 product development.
A notable case study: OpenTag’s Online Gambling Platform
Innovecs teamed up with OpenTag to upgrade their online gambling platform, improving speed, security, and user experience. Using a microservice architecture and technologies like Golang and Java, Innovecs delivered an MVP in nine months. The full platform launched six months later, with 10x faster performance and over 500,000 active users worldwide.
5. Altoros
Altoros is a global software engineering company providing enterprise-focused blockchain development and modernization services.
The company helps organizations design and implement permissioned blockchain networks using Hyperledger Fabric, Corda, Quorum, and Ethereum, with a strong focus on integrating blockchain into existing enterprise systems such as ERP, supply chain, and internal process platforms. Altoros also develops enterprise-grade smart contracts to automate workflows and improve data transparency.
With experience working with large enterprises across multiple industries, Altoros is best suited for businesses seeking a blockchain integration and transformation partner rather than consumer-facing Web3 product development.
A notable case study: Blockchain Platform for Bond Issuing Automation
The National Settlement Depository (NSD), Russia’s main securities depository, collaborated with Altoros to create a blockchain solution for bond issuance. NSD needed a system that could securely manage data, maintain confidentiality, and connect with third-party services. Altoros leveraged Hyperledger Fabric to develop a platform that fulfilled these needs. This led to $10M in bonds being issued seamlessly, enhancing transparency and setting a new benchmark for blockchain use in finance.
6. Coinfabrik
CoinFabrik is a blockchain development and consulting company specializing in smart contract engineering, protocol development, and blockchain security. While headquartered in Argentina, the company works extensively with U.S.-based startups and Web3 projects, supporting complex blockchain and DeFi initiatives.
CoinFabrik has delivered 200+ blockchain projects, focusing on smart contract development, tokenization, and decentralized finance, with deep experience across platforms such as Ethereum and Bitcoin-based networks. The company is best suited for teams that require high-assurance blockchain development and security-focused implementations rather than general-purpose application development.
A notable case study: QA Services for ALEX
CoinFabrik partnered with ALEX to improve their Web3 project’s quality. They provided assessments, documentation, and tailored tests, addressing challenges like strict testing and blockchain procedures. In three months, CoinFabrik delivered automated test suites and ongoing support, boosting performance and user trust, highlighting the importance of specialized QA in Web3.
7. Antier Solutions
Antier Solutions is a blockchain development company specializing in full-cycle Web3 and blockchain product development for startups and enterprises. The company delivers solutions across DeFi platforms, crypto exchanges, digital wallets, and token-based ecosystems, working with blockchain frameworks such as Ethereum, Hyperledger, and Corda.
Antier focuses on rapid yet structured delivery, combining blockchain consulting, smart contract development, and platform implementation to help businesses launch scalable blockchain products efficiently
The company is best suited for organizations seeking a hands-on development partner to build and deploy production-ready blockchain applications within defined timelines.
A notable case study: Asset Tokenization Platform
Antier Solutions developed an asset tokenization platform to bridge the gap between traditional investment and blockchain technology. The client needed a secure, compliant system to tokenize assets and provide seamless access to global investors. Antier designed a solution using technologies like React, Node.js, and Solidity, offering features such as secure storage, multi-asset class investment, and advanced analytics. The result was a platform that enhanced transparency, compliance, and user experience, opening new avenues for real-world investment.
8. Unicsoft
Unicsoft is a U.S.-based technology company specializing in enterprise-grade blockchain architecture and development. With over a decade of experience, the company helps organizations design and build data-driven blockchain systems, including smart contracts, decentralized applications, and blockchain-based platforms.
Unicsoft focuses on projects that require robust system design, data integrity, and scalability, often supporting blockchain solutions integrated with analytics and existing enterprise infrastructure.
The company is best suited for businesses seeking a technically strong blockchain partner for complex, data-intensive use cases rather than rapid Web3 product launches.
A notable case study: Blockchain-Based Track & Trace System
To boost transparency and efficiency in supply chains, Unicsoft developed a blockchain-based track and trace system using Ethereum and Hyperledger Fabric. The client needed to monitor product flow, prevent counterfeiting, and build trust. Unicsoft’s solution featured secure, immutable records, smart contract integration for automated verification, and real-time tracking capabilities. This approach improved end-to-end visibility, minimized risks, and enhanced supply chain reliability.
9. ChainSafe Systems
ChainSafe Systems is a blockchain engineering company specializing in core blockchain infrastructure and protocol development. The company is widely recognized for its contributions to the Ethereum and Web3 open-source ecosystem, building tooling, SDKs, and infrastructure that support decentralized networks at scale.
ChainSafe works closely with blockchain foundations, protocol teams, and Web3 organizations to develop network-level solutions, interoperability tools, and developer infrastructure.
Its work is typically aligned with blockchain foundations, protocol teams, and Web3 organizations that require deep protocol expertise and long-term infrastructure engineering.
A notable case study: blockchain-based oracle integration for Polkadot Ecosystem
ChainSafe developed and maintained Chainlink oracle integrations for Substrate-based blockchains, enabling secure on-chain access to real-world data for DeFi, cross-chain messaging, and protocol-level applications within the Polkadot ecosystem.
10. IBM Blockchain Services
IBM Blockchain Services is a global enterprise blockchain solutions provider with deep expertise in implementing permissioned blockchain networks using Hyperledger Fabric to improve transparency, traceability, and operational efficiency for large-scale businesses.
The company helps enterprises design, integrate, and scale blockchain systems that streamline complex workflows such as supply chain tracking, document workflows, and cross-organizational data transparency. IBM’s services include blockchain consulting, solution architecture, network governance, and permissioned ledger deployment.
Best for large organizations and supply chain ecosystems seeking secure, enterprise-grade blockchain infrastructure with strong governance and compliance.
A notable case study: Blockchain-based enterprise supply chain platform
IBM partnered with logistics and shipping stakeholders to develop a blockchain-powered supply chain transparency solution, enabling end-to-end tracking of goods and shared workflows across participants. This solution helps digitize shipping events, automate documentation processes, and enhance trust and efficiency among supply chain partners.
Mentioned above is the full list of 15 blockchain development companies based in the USA. All of them are highly proficient in delivering blockchain solutions, possess extensive knowledge of blockchain – a new era of IT, and boast years of experience working on blockchain-related projects.
However, it’s worth noting that the pricing of these companies tends to be relatively high, considering the average hourly rate for blockchain developers in the USA is higher compared to other locations.
In the current economic climate, where financial constraints may be a concern, why not contemplate the option of outsourcing your technical requirements to a destination where costs are lower than the aforementioned rates?
Below might be an ideal outsourcing destination for your project. Keep reading!
Vietnam as a strategic extension of US blockchain development teams
For US businesses evaluating blockchain development partners, outsourcing is increasingly viewed as a strategic extension of in-house engineering teams rather than a cost-only decision. Vietnam has emerged as a reliable option due to its growing pool of blockchain engineers, proven delivery on global Web3 products, and ability to support long-term development and scaling.
With experience across consumer and enterprise blockchain platforms, Vietnam-based blockchain development teams have demonstrated their capability to build secure, scalable systems while maintaining clear communication and predictable delivery for international clients. This combination makes Vietnam a practical choice for US companies seeking to balance technical quality, development speed, and budget efficiency.
Synodus: A Vietnam-based blockchain development partner for US businesses
blockchain implementation and digital transformation
Synodus is a Vietnam-based blockchain development company supporting US and international clients with the design and delivery of production-ready blockchain solutions. The company focuses on real-world implementation, helping businesses move from early-stage experimentation to scalable blockchain systems.
Its service scope covers blockchain consulting, smart contract development, decentralized application (dApp) development, and system integration, and it is commonly engaged as an extended offshore engineering partner for long-term blockchain initiatives.
One notable project involved building a scalable blockchain-powered e-wallet platform for a fintech startup. The solution was architected to securely manage transactions and user wallets at scale, with emphasis on security, performance, and user experience. As adoption increased, backend scalability and system optimizations enabled the platform to grow to over 3 million active users while maintaining reliability and operational stability.
If you are interested in blockchain and would love to kickstart your own project, how about discussing with us to make the new big thing together? We would much love to hear!
Wrapping up
Choosing a blockchain development company based in the USA is now easier than ever, as most blockchain companies have been striving to offer exceptional services to businesses and enterprises.
However, don’t limit your search to just the USA; countries like Vietnam also offer excellent outsourcing services for blockchain development. If you’re looking for a reliable and experienced blockchain development partner, consider contacting Synodus. Contact them today to learn more about their services and how they can help your business succeed in the fast-paced world of blockchain technology.
