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Top Cosmos Blockchain Development Companies

Are you looking for top Cosmos developers working in top Cosmos development companies?

If you are looking for blockchain development services, then trust Cosmos to deliver a cost-effective, innovative, and efficient Blockchain technology solution. Cosmos’s Blockchain engineers have made it possible to deploy secure, reliable, and scalable decentralized applications while reducing the cost of deployment and maintenance.

RightFirms helps you find trusted Cosmos development companies that help with your blockchain project development. These companies can be selected based on hourly budget, no of employees, and company location.

Last updated: Sep 18, 2026

Top Cosmos blockchain development companies | Top Cosmos development services | Top Cosmos developers
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Blockchain Security Auditors

4.0★★★★4.0 / 5
Employees51 to 250
Avg. hourly rate$101 - $150 /hr
Focus AreaCosmos
LocationUnited Arab Emirates

Web3 security leader equipped with robust security infrastructure, audited over 1400 projects spanning 25+ blockchains. Read More About QuillAudits

Future Ready Blockchain Systems, Delivered Right

4.0★★★★4.0 / 5
Employees11 to 50
Avg. hourly rate$26 - $50 /hr
Focus AreaCosmos
LocationIndia

Lampros Tech builds secure, scalable, modular Web3 systems. From smart contracts and dApps to rollups and governance tooling, we help projects launch production-ready blockchain tech aligned with Ethereum standards and the evolving ecosystem.Read More About Lampros Tech

Industry-leading blockchain security

3.9★★★★3.9 / 5
Employees11 to 50
Avg. hourly rate$201 - $300 /hr
Focus AreaCosmos
LocationUSA

Industry-leading smart contract audits and blockchain security tools from the team trusted by Risc Zero, Succinct, Linea, O1JS, and more. Read More About Veridise

Top-Tier Smart Contract Audits & Blockchain Security

3.5★★★★3.5 / 5
Employees2 to 10
Avg. hourly rate$101 - $150 /hr
Focus AreaCosmos
LocationPoland

Zealynx is a top-tier, founder-led blockchain security firm specializing in smart contract audits, fuzzing, and formal verification. We protect decentralized systems by identifying vulnerabilities in smart contracts, dApps, and Web3 infrastructure. Unlike volume-based agencies, we prioritize transparency, offering a dedicated Client Portal and direct access to senior security engineers. Trusted by top DeFi protocols, we turn security into your competitive advantage.Read More About Zealynx Security

Security First Blockchain Consulting Company

3.9★★★★3.9 / 5
Employees251 to 1000
Avg. hourly rate$300+ /hr
Focus AreaCosmos
LocationPakistan, Australia

BlockApex is a leading blockchain consulting company founded in 2021 that has established itself as a global leader in the industry and is renowned for delivering innovative and robust solutions. Our commitment to excellence is demonstrated through our collaborations with prestigious clients such as Script Network, Sonar, Eclipse Fi, Lightlink, Adot, Jump Defi, and Param.Read More About Blockapex

Let the innovation flow

4.0★★★★4.0 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaCosmos
LocationIndia

Clarisco Solutions is a full-stack technology development company with deep expertise in AI, blockchain, and fintech engineering. We work with startups, scale-ups, and enterprises to build products that work to top industry standards.Read More About Clarisco Solutions

Prominent and reputable auditing authority in crypto

3.8★★★★3.8 / 5
Employees11 to 50
Avg. hourly rate$151 - $200 /hr
Focus AreaCosmos
LocationGreece

Cyberscope, a prominent blockchain security firm, excels in conducting smart contract audits, providing KYC services, and offering AML analytics. Leveraging their extensive two-year expertise, Cyberscope has earned a reputation as a reliable partner for major launchpads and esteemed entities like CoinMarketCap, CoinGecko, Polygon Village, and Techstars.Read More About Cyberscope

Securing Your Blockchain Journey

3.9★★★★3.9 / 5(1 reviews)
Employees2 to 10
Avg. hourly rate$26 - $50 /hr
Focus AreaCosmos
LocationIndia

SecureDApp's team of security experts has extensive experience in the DeFi industry. The company has audited smart contracts for some of the largest DeFi projects in the world. SecureDApp is also a member of the DeFi Security Alliance, a leading organisation in the field of DeFi security.Read More About SecureDApp

5.0

Very professional tools. Helps in audit and real time security

Abhishek, CEOVerified review

Precision Audits for a Trustless World

3.5★★★★3.5 / 5
Employees2 to 10
Avg. hourly rate$300+ /hr
Focus AreaCosmos
LocationSerbia

Mono Audit is a smart contract security firm specializing in thorough, manual audits for Ethereum-based projects. We help Web3 teams ship secure, reliable code with confidence. Read More About Mono Audit

Interexy
RightFirms reviewed this company’s profile, work, reviews, clientele, and public trust signals.

A Web3 Blockchain Consulting & Augmentation Agency

4.9★★★★★4.9 / 5(18 reviews)
Online
Employees51 to 250
Avg. hourly rate$51 - $100 /hr
Focus AreaCosmos
LocationUSA, Estonia

Interexy is a trusted app and web development company that helps you reach a competitive edge in the challenging market. We understand the importance of trusting your app development partner, so we always keep transparency throughout the whole process and guarantee your peace of mind until the last stage. If you have an idea - we cover the rest with no hassle!Read More About Interexy

4.5

The team delivers high-quality results through regular communication

Francesca Napoli, Business Operations Manager, ZiO Health

German web3 software developer and smart contract auditor

3.7★★★★3.7 / 5(8 reviews)
Employees11 to 50
Avg. hourly rate$101 - $150 /hr
Focus AreaCosmos
LocationGermany

Softstack is a leading German provider of Web3 software development, cybersecurity, and smart contract auditing. Founded in 2017, our mission is to make blockchain technology secure, scalable, and compliant for enterprises, startups, and institutions worldwide. With more than 1,200 audits completed and a zero-exploit track record, Softstack is trusted by industry leaders including Ripple, Tezos, TON, BitGo, and AllUnity.Read More About Softstack

5.0

Stablecoin smart contract audit

Ryan, CTOVerified review
Nadcab Labs
RightFirms reviewed this company’s profile, work, reviews, clientele, and public trust signals.

Blockchain Development Company

4.1★★★★4.1 / 5
Employees51 to 250
Avg. hourly rate< $25 /hr
Focus AreaCosmos
LocationIndia

Nadcab Labs is a worldwide financial technology firm developing ways to integrate the cryptocurrency market with the established financial system. We have been developing and enhancing our core blockchain and web3 technologies since 2017 in an effort to bring web3 into the public in a safe and legal manner. India Nadcab Labs has operations in the UK and employs more than 160 individuals worldwide. Nadcab Labs has operations in the UK and India and employs more than 160 employees worldwide.Read More About Nadcab Labs

Make iGaming great again

3.7★★★★3.7 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaCosmos
LocationPoland

Simpltry is an iGaming development partner that helps bring ideas to life as gaming experiences. We build solid platforms for startups and established operators, turning ideas into reality for players to enjoy. At Simpltry, we don’t just build software – we build experiences for players to come back for more, while giving operators the power to run their business with confidence.Read More About Simpltry

Blockchain and Web3 Development Company

3.7★★★★3.7 / 5
Employees2 to 10
Avg. hourly rate< $25 /hr
Focus AreaCosmos
LocationIndia

Yumeus Technologies is a blockchain and Web3 development company helping startups and businesses build secure, scalable decentralized platforms. Our expertise includes blockchain development, Web3 application development, crypto exchange development, NFT marketplace development, and smart contract development. We work closely with founders to turn innovative ideas into reliable blockchain products ready for real-world adoption.Read More About Yumeus Technologies

High quality software for startups and companies

3.0★★★★★3.0 / 5
Employees11 to 50
Avg. hourly rate$26 - $50 /hr
Focus AreaCosmos
LocationPoland

We are an agile software house based in Poland and we are focused on pragmatic and premium quality software development. We produce reliable, predictable and powerful software in a teamwork oriented environment.Read More About Evojam

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How do Cosmos development companies solve the problems of blockchain?
Cosmos development companies develop a network of blockchains that can scale and communicate with one another.

Blockchains were previously siloed and unable to communicate with one another. They were difficult to construct and could only handle a limited number of transactions per second. Cosmos solves these issues through a new technological vision.

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