Top 05 Blockchain Development Companies in Sweden 2025

#blockchain #development

Sweden's tech scene is changing quickly, with blockchain at the forefront in 2025. This technology is transforming business operations through decentralized finance and secure data sharing. If you want to work with a trustworthy blockchain development company in Sweden, look for firms that excel technically, are innovative, and understand distributed ledger systems well.
In this guide, I have highlighted the top 5 blockchain development companies in Sweden that are driving the future of digital transformation.

1. OpenGeeksLab

Team Size: 50–99 employees
Expertise: Blockchain app development, smart contract development, UI/UX design, AI integration.
Why Choose Them: OpenGeeksLab follows a clear process that includes planning, development, testing, release, and support. This approach helps in providing high-quality blockchain solutions that meet clients' needs.

2. Bluell AB

Team Size: 10–49 employees
Expertise: Generative AI, full-stack development, SaaS platforms, IoT, cybersecurity, blockchain solutions.
Why Choose Them: Bluell AB provides a flexible way to develop AI and software. They are a preferred choice for startups and small to medium-sized businesses that need quick, secure, and scalable tech solutions.

3. Unit Space

Team Size: 10–49 employees
Expertise: Develop smart contracts, create DeFi platforms, build NFT marketplaces, enable cross-chain compatibility, and mobile blockchain integration.
Why Choose Them: Unit Space offers various blockchain development services. These include designing user interfaces and engineering core protocols. Their team can integrate blockchain solutions with mobile platforms, ensuring smooth performance across all devices.

4. Blocksism

Team Size: 10–49 employees
Expertise: Decentralized application development, smart contracts, real-world asset tokenization, NFT marketplace development, Web3 gaming.
Why Choose Them: Blocksism offers tailored blockchain solutions with a focus on security, transparency, and efficiency. Their services are designed to be hassle-free and straightforward, making them ideal for businesses new to blockchain technology.

5. Moralis

Team Size: 50–99 employees
Expertise: Web3 APIs, decentralized application development, cross-chain data aggregation, and real-time blockchain data streaming.
Why Choose Them: Moralis provides developers with enterprise-grade Web3 APIs, enabling instant access to cross-chain blockchain data for NFTs, tokens, wallets, and more without the need for indexing.