This list covers the top smart contract development companies for startups and enterprises that need secure smart contracts built, tested or audited for DeFi, NFT, tokenization or Web3 projects.
Ready to use smart contracts to transform your business processes and support strategic growth and innovation? Start your search for the best smart contract developers here!
By removing manual execution, eliminating intermediaries, and providing transparent logic, smart contracts streamline and automate workflows, prevent manipulation, bolster transaction security, and foster stakeholder trust. Adopters across sectors as disparate as finance and healthcare see significant process acceleration and operational cost reduction.
Full-cycle smart contract development firms employ teams of blockchain developers, engineers, and cybersecurity specialists who design and deploy secure, efficient, and compliant smart contracts, combining proven cost-effective workflows with expertise across blockchain platforms, programming languages, and industry standards.
Here are ReVerb’s top smart contract development companies in 2026. Whether you need smart contracts for decentralized finance, NFTs, or enterprise solutions, or need toensure your contracts’ integrity and reliability, you can find a potential partner on our shortlist.
Smart Contract Development Companies At A Glance
This table summarizes each company’s smart contract services and the kind of project it suits best, based on each entry below.
1. Company
Services
Best for
1. Aetsoft
Blockchain and smart contract development, dApps
Institutional-grade smart contracts and token issuance
2. Antier
Blockchain consulting, smart contract development and audits
Enterprises combining blockchain with AI
3. EvaCodes
Smart contract and dApp development, play-to-earn games
Web3 products and blockchain games
4. Hashlock
Blockchain and smart contract security audits, Layer 1 audits
Teams that need an independent security audit
5. Infograins
DeFi and NFT smart contract development
DeFi and NFT projects
6. Peiko
Blockchain, Web3 and smart contract development, crypto exchanges
Startups building exchanges and Web3 platforms
7. PixelPlex
Blockchain consulting, Web3 and smart contract development
Complex, long-running blockchain programs
8. SoluLab
Web3 and smart contract development and audits, stablecoins
Enterprises and startups mixing AI and blockchain
9. SotaTek
Smart contract, DeFi and DAO development
DeFi protocols and DAO governance builds
10. SpaceDev
Smart contract development and security auditing, asset tokenization, dApps
This blockchain development company specializes in institutional-grade smart contract solutions and end-to-end Web3 infrastructure. Since 2014, it has successfully delivered 80+ blockchain projects, mastered 32 blockchain networks, and developed 11 Layer 1 protocols.
Aetsoft’s blockchain expertise spans finance, real estate, healthcare, supply chain, logistics, insurance, automotive, IoT, iGaming, and NFTs sectors. Its production-ready smart contracts reportedly achieve an average audit score of 9.9/10 from leading security firms. Clutch and The Manifest list Aetsoft among the top smart contract development companies in 2026.
It develops smart contracts for token issuance, decentralized autonomous organizations (DAOs), decentralized exchanges (DEXs), NFT marketplaces, launchpads, wallets, security tokens (STOs), stablecoins, and real-world asset (RWA) tokenization platforms. Its white-label products enable organizations to launch token sales, exchanges, and Web3 platforms within weeks.
Working closely with clients throughout the product lifecycle, Aetsoft offers consulting, solution architecture, integrations, token design, licensing support, and regulatory guidance. It begins engagements with discovery before selecting an optimal blockchain architecture and implementation strategy, reportedly preparing smart contract plans in 30 minutes.
Focused on blockchain technologies since 2017, Antier integrates blockchain and AI to empower enterprises, organizations, and innovators across multiple industries worldwide to build the decentralized economy. With 500+ experts on board, Antier is the largest smart contract audit and development companyon our list. The Manifest, Clutch, and Goodfirms also list it among the top smart contract development firms in 2026.
Antier provides end-to-end smart contract development services for Ethereum, Hyperledger, Tron, and other major blockchain networks. Its services include smart contract consulting, architecture design, custom development, optimization, system integrations, regulatory compliance, and post-deployment support. Simple smart contracts cost $1,000-$5,000, while complex DeFi and enterprise-grade solutions may range from $10,000 to $50,000 and up.
Antier’s smart contract audit comprises automated code analysis, regular code monitoring and reviews, complete security assessments, audit reports with remediation recommendations, enterprise security consulting, and hands-on support to resolve identified issues. Antier supplements the accuracy and efficiency of its audits with transparent pricing and ongoing post-deployment support.
Services & expertise: blockchain development, blockchain consulting, smart contract development, smart contract auditing, smart contract consulting, Web3 consulting, DeFi consulting, DAO consulting, metaverse consulting, AI development, AI consulting, game development
Team size: 500+ experts
Locations: Mohali and Bangalore, India; Dubai, UAE; Nottingham, UK; Pyrmont, Australia; Palm Springs and Novato, USA
The Manifest, Clutch, and Goodfirms also rank EvaCodes among the best smart contract development companies in 2026. The firm specializes in building blockchain solutions that automate transactions, optimize operations, support decentralized business models, and maximize security and ROI. Since 2019, it has completed 150+ projects for clients ranging from startups to enterprises in finance, healthcare, real estate, supply chain, and gaming.
EvaCodes supports all major blockchain ecosystems and designs scalable smart contract architectures, develops and optimizes contract logic, and uses industry-leading testing tools and methodologies. Building smart contracts for DeFi protocols, DEXs, DAOs, token issuance, and enterprise blockchain applications, it provides full-cycle maintenance and optimization after deployment. Its code is audited by Hacken and other reputable smart contract auditors.
Clients can hire dedicated development teams or choose staff augmentation, fixed-price projects, or time-and-materials engagements. Individual smart contract projects typically start at around $5,000, larger Web3 platforms range from $30,000 to $60,000 on average, and complex enterprise blockchain solutions may exceed $100,000.
Hashlock specialises in providing in-depth blockchain security and Web3 security audits. Founded only in 2022 by two young professionals and academics, the company has made it to Clutch’s top 15 smart contract audit and development companies in 2026.
Hashlock’s team of Web3 security researchers performs comprehensive audits of smart contracts written in Solidity, Rust, Vyper, and other blockchain programming languages across virtually every major blockchain ecosystem and use case.
Advanced security tools combined with extensive manual code analysis help Hashlock identify vulnerabilities. The auditors assess the risk of reentrancy attacks, DoS attacks, logic flaws, access control weaknesses, arithmetic errors, and other protocol-level issues that could compromise decentralized applications.
Every engagement also includes offensive security testing that simulates real-world attacks, development feedback for improvements, and a comprehensive final audit report. Each completed audit concludes with a formal security rating.
Infograins has been building blockchain solutions since 2011, with expertise spanning supply chain, logistics, transportation, healthcare, real estate, finance, and insurance. It has delivered 1,100+ projects for clients in 70+ countries and deployed over 200 smart contracts.
The firm creates fully compliant production-grade smart contracts using Solidity, Rust, and Vyper for Ethereum, Solana, Polygon, Avalanche, and other blockchain networks.
Its services cover the entire Web3 ecosystem: ERC-20 contracts for utility tokens, stablecoins, and DeFi protocols, such as automated market makers, lending protocols, yield farming and liquidity mining, staking reward distribution, flash loans, governance voting, and cross-chain bridge contracts. The NFT contract development includes minting mechanics, royalty splits, batch minting optimization, soulbound token implementation, and NFT marketplace integration.Infograins also develops DAO and token smart contracts.
Every project involves business analysis, security-first smart contract structure design, development using OpenZeppelin libraries, comprehensive testing, testnet validation, security audit, mainnet deployment, and ongoing maintenance and support. For high-value deployments, Infograins arranges security reviews by Rust, Vyper, or Solidity audit firms.
It also audits smart contracts as a service.
Services & expertise: smart contract development, DeFi smart contract development, NFT smart contract development, DAO smart contract development, token smart contract development, smart contract audit & security review, Web3 development, metaverse development, public & private blockchain development, PoC development, crypto wallet development, multichain development, mobile development, web development, product design, AI & ML development, IoT development, game development, Salesforce solutions, software testing
Team size: 150+ experts
Locations: Indore, India; Ras Al-Khaimah, UAE; New York, USA
Portfolio: SliceLedger, Bharat NFT, CxSearch Global Partners, Bull Blockchain Law
Founded in 2016, Peiko is a leading software development company with offices around the world serving startups and enterprises across fintech, healthcare, insurance, eCommerce, retail, real estate, travel, and natural resources sectors.
Peiko provides end-to-end blockchain development, from strategy and consulting to ongoing support. Particularly, it designs, develops, tests, and maintains audit-ready smart contracts for various blockchain applications: ERC-20 and BEP-20 tokens, NFT collections and marketplaces, staking and farming protocols, vesting contracts, DAOs, escrow systems, auctions, decentralized marketplaces, and more.
Smart contract projects, typically ranging from $1,000 to $20,000, begin with a discovery to define business logic, user permissions, edge cases, and risks before moving into contract architecture and implementation. Following industry best practices, Peiko performs extensive unit testing, contract simulations, and security validation. Post-launch maintenance, monitoring, upgrades, and improvements are also provided.
Services & expertise: blockchain development, Web3 development, smart contract development, crypto exchange development, crypto wallet development, cryptocurrency development, DEX development, NFT marketplace development, dApp development, AI development, mobile app development, web development, web design, custom software development, DevOps services, IT outstaffing services, dedicated development teams
Team size: 60+ experts
Locations: New York, USA; Ottawa, Canada; London, UK; Warsaw, Poland; Kyiv, Ukraine; Tel Aviv, Israel
Since 2007, PixelPlex has grown from a small web and mobile development firm into a global software engineering company with six international offices. It serves organizations across fintech, retail, healthcare, real estate, cybersecurity, supply chain, insurance, oil and gas, travel, fitness, and hospitality, with particular expertise in blockchain, tokenization, data science, and machine learning.
PixelPlex is focused on security-first smart contract development for production-ready Web3 applications. It designs and builds smart contracts for DeFi protocols, token launches, NFT ecosystems, DAOs, and enterprise blockchain platforms, supporting Binance Smart Chain and the Canton Network.
As an expert NFT smart contract development company, PixelPlex develops on-chain logic for features such as staking rewards, rental collateralization, and DAO governance, builds NFT marketplaces, integrates systems with decentralized storage and metaverse platforms, and audits NFT smart contracts.
Smart contract development engagements start at approximately $20,000 and include contract architecture, development, security testing, and deployment assistance.
Services & expertise: blockchain development, blockchain consulting, Web3 development, smart contract development & audits, crypto wallet development, cryptocurrency & cryptocurrency exchange development, tokenization services, big data consulting, data analytics, business intelligence, ML development, IT consulting, custom software development, UI/UX design, DevSecOps consulting, QA & software testing
Team size: 130+ experts
Locations: New York, USA; London, UK; Pfäffikon, Switzerland; Lisbon, Portugal; Dubai, UAE; Tokyo, Japan
SoluLab is an AI, blockchain, and software developer that helps enterprises and startups transform complex ideas into production-ready digital products, serving industries such as healthcare, fintech, travel, SaaS, insurance, banking, and financial services.
Since 2014, the company has served more than 500 clients across North America, Europe, the Middle East, and the Asia-Pacific region. The combination of client-facing teams in the USA and other key markets, development centers in India, and a global partner network facilitates the delivery of cost-effective, compliant solutions in close collaboration with clients.
SoluLab works with Ethereum, Polygon, Solana, Cardano, Avalanche, BNB Chain, Near, Fantom, EOS, Moonbeam, Aurora, and Gnosis. Its end-to-end smart contract development begins with a detailed analysis of business requirements.
SoluLab also provides expert smart contract review services.
Services & expertise: blockchain development, Web3 development, smart contract development & audits, Stablecoin development, cryptocurrency development, crypto wallet development, RWA tokenization development, AI development, generative AI development, LLM development, AI agent development, AI chatbot development, enterprise AI development, AI consulting services
Team size: 250+ experts
Locations: Los Angeles and New York, USA; Oshawa, Canada; Adelaide, Australia; Ahmedabad, India
Founded in 2015, this software development and consulting company facilitates digital transformation through AI, blockchain, and cloud solutions. SotaTek has worked for organizations across banking, finance, automotive, retail, healthcare, education, media, and entertainment sectors. A flexible delivery model and an extensive partner ecosystem facilitate continuous services for regional and international clients across multiple time zones.
SotaTek has extensive experience building cryptocurrency exchanges, blockchain games, crypto wallets, and white-label applications. Its Web3 services cover the development of smart contracts, dApps, DAOs, and DeFi platforms on Ethereum, BNB Chain, Solana, etc.
As a DeFi smart contract development company, it can build DEXs, lending platforms, yield farming protocols, staking systems, and other applications that require secure smart contracts and wallet integration. SotaTek also creates NFT marketplaces, collectible assets, and entire ecosystems based on ERC-721, ERC-1155, and other popular standards, and helps tokenize real-world and digital assets.
Services & expertise: blockchain development, smart contract development, DeFi smart contract development, DAO smart contract development, NFT smart contract development, asset tokenization, software development, web app development, mobile app development, CRM development, SAP development, QA & testing, cloud migrations, infrastructure managed services, AI & ML
SpaceDev is a blockchain and software development company that helps startups and enterprises in the finance, fintech, healthcare, energy, real estate, supply chain, and logistics sectors build secure, scalable Web3 solutions. Since 2017, it has delivered more than 200. The Manifest and Clutch place it among the best smart contract development firms in 2026.
SpaceDev specializes in developing production-grade smart contracts for token issuers, DeFi protocols, NFT marketplaces, and DAOs. Its expertise in Solidity, Vyper, and modern Web3 frameworks enables it to deliver gas-efficient, maintainable contracts tailored to each client’s business logic and tokenomics.
Every project follows a structured workflow of discovery and technical strategy, architecture and specification, development, testing, security hardening, deployment, and maintenance. Clients can choose between fixed-price, time-and-materials, or dedicated-team engagement models. Staff augmentation rates generally range from $60 to $120/hour.
SpaceDev is also a smart contract audit company that verifies not only the contracts’ security and correctness but also the entire security operations.
Services & expertise: smart contract development, smart contract security auditing, asset tokenization, dApp development, decentralized identity development, white-label blockchain solutions, Layer 1 development, web & mobile app development, agentic AI development, IT staff augmentation, product discovery services
Team size: 70+ experts
Locations: Miami, USA; Buenos Aires, Argentina; Medellín, Colombia; Montevideo, Uruguay
Whether you’re a startup or an enterprise looking to optimize business processes, investing in top-notch smart contract development and audit will help your business reach new heights.
Professional smart contract developers bring strong technical skills, audit history, sophisticated design, and upgrade experience. Blockchain development companies add to that the wealth of knowledge acquired over hundreds of projects, effective development procedures, state-of-the-art development and audit tools, and post-deployment support.
We hope this article helps you hire the best smart contract development and audit company for your project!
If you wish ReVerb to recommend your company as well, please email us or submit a form in the Top Choices section. After a thorough assessment, we’ll decide whether it’s a valuable addition.
What Smart Contract Development Includes
Smart contract development covers more than writing code. A typical engagement includes:
Requirements and design: defining the business logic, token model, roles and permissions, upgrade approach and the blockchain to deploy on.
Development: writing contracts in the right language for the chain, such as Solidity for Ethereum and EVM networks or Rust for chains like Solana, often using audited libraries.
Testing: unit tests, integration tests, fuzzing and testnet deployments to catch bugs and edge cases.
Security review: internal reviews and an independent audit before launch, plus fixes for any findings.
Front end and integration: connecting contracts to wallets, dApp interfaces, oracles and back-end systems.
Deployment and monitoring: mainnet launch, verification, monitoring and incident response planning.
How To Choose A Smart Contract Development Company
Check chain experience. Make sure the team has shipped on the blockchain you plan to use.
Review deployed contracts and audit reports from past projects.
Ask about their security process, including testing, internal review and whether they work with independent auditors.
Match domain experience to your use case, such as DeFi, NFTs, tokenization, DAOs or enterprise systems.
Clarify upgradeability and ownership, including who controls admin keys after launch.
Agree on post-launch support for monitoring and future upgrades.
Cost depends on the complexity of the logic, the number of contracts, the target blockchain, integration work and the depth of testing and auditing. A simple token contract is a small project, while a DeFi protocol with many interacting contracts is a much larger one. Most companies quote a fixed price after scoping or bill by time and materials, and the audit is often a separate cost.
Do smart contracts need a security audit?
Any contract that will hold or move real value should be audited before launch. Deployed smart contracts are hard or impossible to change, and bugs can lead to permanent losses. An independent audit, combined with thorough testing, is the standard way to reduce that risk.
Which blockchains support smart contracts?
Ethereum is the best-known smart contract platform, and many others support them too, including EVM-compatible networks such as BNB Chain, Polygon, Arbitrum and Avalanche, as well as Solana, Cardano, Tezos and Cosmos chains that use CosmWasm. The right choice depends on fees, speed, ecosystem and where your users are.
