10 Best Blockchain Development Companies Around the World [2025]

Need top blockchain developers? Our curated list features leading blockchain companies with verified user reviews to guide your decision.

Blockchain technology creates distributed digital ledgers without central administration, initially revolutionizing financial security. Today, it’s transforming the entire IT business landscape with innovative applications across industries.

We’ve simplified your search for the perfect blockchain or crypto development partner. Browse our vetted list below to find the right match for your business concept:

Bitswift

At Bitswift, we’re technology enthusiasts dedicated to harnessing the power of emerging innovations. We deliver tech solutions that boost productivity, enhance profitability, and improve user experience for both businesses and individuals. Our team provides reliable, responsive remote support services. Contact Bitswift today to receive your session key and establish a remote connection.

Verified √
Location: Kingston, Canada
Founded: 2017
Employees: 5 - 10
Contact Info: +1 613-766-1110 / hello@bitswift.tech

Global Blockchain Solution

Global Blockchain Solution stands as a premier provider of enterprise blockchain services, delivering comprehensive solutions across the distributed ledger technology spectrum. The company specializes in a complete range of blockchain implementations, encompassing non-fungible tokens (NFT), decentralized finance (DeFi) applications, token development, cryptocurrency exchange platforms, digital wallet systems, and smart contract programming.

Additionally, Global Blockchain Solution offers expertise in various fundraising mechanisms including Initial Coin Offerings (ICO), Initial Exchange Offerings (IEO), and Security Token Offerings (STO), providing clients with end-to-end blockchain integration capabilities.

Verified √
Location: Miami, Florida
Founded: 2020
Employees: 40 - 50
Contact Info: +1 (765) 896-5271 / info@globalblockchainsolution.tech

Blaize

Blaize is a software development company founded in 2016. Our main focus is turned to implementation of blockchain based solutions along with custom blockchain development for startups and enterprises.

Blaize delivers specialized blockchain solutions and custom development for startups and enterprises. With deep expertise in decentralized applications, we excel in building DeFi platforms, decentralized exchanges, DAOs, crypto wallets, blockchain games, and staking solutions.

Our engineering team consists of blockchain experts with extensive knowledge and hands-on experience across multiple platforms. Blaize developers have mastered a wide range of blockchain technologies, including Bitcoin, Ethereum, EOS, Tezos, Substrate, Near, Hyperledger, Solana, Tendermint, Corda, Dash, PIVX, and Tron. Their comprehensive skill set allows them to navigate the complexities of various blockchain ecosystems with confidence and precision.

Verified √
Location: Dnipro, Ukraine
Founded: 2016
Employees: 40 - 50
Contact Info: +1 (765) 896-5271 / info@blaize.tech

Plavno

Plavno enables blockchain founders to halve launch costs and accelerate time-to-market through dedicated development teams. Addressing the common challenge of assembling complete technical teams, Plavno delivers end-to-end software development—from initial research through ongoing maintenance. We scale your business with remote access to the top 1% of senior IT talent, available as full teams or hybrid solutions.

Verified √
Location: Warszawa, Poland
Founded: 2007
Employees: 150 - 180
Contact Info: +48 572 384 103 / admin@plavno.io

Blockchain Mind

Blockchain Mind delivers comprehensive security and infrastructure solutions for cryptocurrency and distributed ledger technologies from their Canadian headquarters. They serve clients ranging from individuals to enterprises of all sizes, specializing in advanced cryptocurrency exchange clone script development and implementation.

Verified √
Location: North York, Ontario (Canada)
Founded: 2017
Employees: 5 - 10
Contact Info: +1 8005578226 / info@blockchainmind.com

Zfort Group

Zfort Group operates as a comprehensive IT solutions provider, enabling clients to achieve digital transformation through specialized expertise in Blockchain technology, Big Data analytics, mobile application development, and Internet of Things (IoT) implementations. Based in Eastern Europe, the company leverages its extensive network of talented professionals in cybersecurity, cryptography, and engineering disciplines. With more than ten years of industry experience, Zfort Group has established a proven track record in augmenting development teams and delivering high-quality technical solutions.

Verified √
Location: Kharkiv, Ukraine
Founded: 2000
Employees: 200 - 300
Contact Info: +1 202 9602900 / contact@zfort.com

Osiz Technologies

Osiz Technologies is an experienced blockchain and DApp Solutions provider with strong expertise in cryptocurrency exchange projects, decentralized applications, core blockchain protocol dev and custom smart contracts. The company has already worked on many enterprise solutions built on most popular DLTs and has built different end-to-end blockchain products till date. They are known for delivering cutting edge solutions on both public and private blockchain networks to Fortune 500 companies, mid-sized enterprises and technology challengers, improving the ways they work and boosting the value they create for the modern world.

Verified √
Location: Thiru Nagar, TN
Founded: 2009
Employees: 300 - 400
Contact Info: 9442164852 / sales@osiztechnologies.com

Interexy

Interexy is a technology company with its headquarters located in Miami and a development hub situated in Europe. The company offers comprehensive application and website development services across diverse industry sectors, including blockchain technology, non-fungible tokens (NFT), healthcare systems, financial technology, digital marketplaces, and various other domains.

Within the blockchain sphere, Interexy has developed specialized expertise in several key areas: decentralized finance (DeFi) applications, play-to-earn (P2E) gaming platforms, marketplaces for non-fungible tokens, advanced smart contract development, Layer 1 and Layer 2 blockchain infrastructure development, cryptocurrency wallet solutions, and gamification implementations.

Verified √
Location: Florida, USA
Founded: 2017
Employees: 300 - 400
Contact Info: +1 217 472 4313 / Info@interexy.com

LeewayHertz

LeewayHertz stands as a robust consultancy firm employing over 200 professionals who provide comprehensive support to 1,000 global organizations through complete solution packages, foundational technology components, and methodological training programs. The company excels at transforming consumer analytics, artificial intelligence, blockchain technology, and cloud application development into products that deliver lasting competitive advantages in the marketplace.

Verified √
Location: Gurugram, Haryana
Founded: 2007
Employees: 200 - 250
Contact Info: sales@leewayhertz.com