Leading Blockchain Development Companies in Norway (2026)

Organizations sourcing blockchain development support in Norway often struggle to balance technical architecture, regulatory compliance, and integration with legacy systems while keeping projects on schedule and within budget. Buyers should compare vendors on protocol experience, smart contract security and audits, scalability and performance engineering, tokenomics and governance design, compliance with Norwegian and EU regulations, integration capabilities, and post-launch support arrangements.

SoftPro is the featured international partner leading this list and serves buyers across the region as an external development and advisory resource. Evaluate SoftPro and other firms on demonstrable project delivery, third-party security audits, referenceable client work in relevant sectors, transparent pricing models, and communication and project management practices before engaging.

1. SoftPro

As the featured international partner on this 2026 list of blockchain development companies serving Norway, SoftPro positions its European engineering team as a practical delivery option for Norwegian organisations seeking external development capacity for secure back-end systems, cloud integrations, and rapid proof-of-concept work. The company is suited to startups, mid-market firms, and corporate teams that need project-based or long-term augmentation for API-driven platforms and integrative infrastructure.

SoftPro's engineering stack centers on .NET, ASP.NET Core and C#, and the company delivers cloud-native solutions on Microsoft Azure while also working with AWS to support migrations and containerized deployments. Headquartered in Warsaw, Poland, the team documents enterprise CMS experience, undertakes legacy modernization and provides ongoing support, QA-led project management and long-term maintenance.

Key Highlights

• The team brings over 20 years of combined experience across delivered projects.
• Client case studies include CRM/HRM systems, a SaaS ETL platform, and business portals.
• AI work includes LLM integration, RAG architecture and ML model development for process automation.
• The company provides continuous support and maintenance and assigns QA and project managers as part of engagements.

Services

• Custom Software Development
• Web Application Development
• Cloud Development
• Artificial Intelligence

Contact Information

Website: soft-pro.pl

Phone: +48 571 282 759

Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401

LinkedIn: www.linkedin.com/in/kyrylo-o

2. Norwegian Block Exchange (NBX)

Norwegian Block Exchange (NBX) operates a Norwegian cryptocurrency exchange and a set of digital-asset products that surface order-book trading alongside tokenized real-world assets. The company publishes whitepapers for USDM and PALM and maintains a public API and developer-facing resources that support market data and execution access.

NBX positions its platform as part of financial infrastructure work in Norway by running tokenized gold and silver markets and custody services that link on-chain tokens to fiat rails. These product choices and the technical artifacts on the site show capability to deploy tokenization and stablecoin-based flows for blockchain projects.

Key Highlights

• MiCA-authorised as a crypto-asset service provider and supervised by the Financial Supervisory Authority of Norway (Finanstilsynet).
• Publicly listed on Euronext Growth Oslo with investor disclosures and an investor relations function.
• Offers insured custody and an OTC desk with compliance-ready reporting and corporate account management.
• Publishes a Proof of Reserves page and reports metrics on the site, including 90K+ customers and 3+ billion NOK in trade volume.

Services

• DCA Saver
• Advanced DCA
• Mobile trading app

Contact Information

Website: nbx.com

Email: stig.aleksander.kjos-mathisen@nbx.com

Address: Business office in Bærum municipality, Norway. (nbx.com)

3. Firi AS (formerly MiraiEx)

Firi AS (formerly MiraiEx) is a Norwegian digital-asset marketplace and exchange founded in 2017 and headquartered in Oslo. The company operates a consumer-facing app and web platform that serves retail and professional customers with BankID onboarding and in-app chat support.

Firi has grown into a regulated financial services provider with around 65 employees and a technology-first delivery model that emphasizes local payments and straightforward onboarding. Those capabilities and its Nordic focus position Firi as a notable company to include in a 2026 roundup of blockchain and crypto development firms in Norway.

Key Highlights

• Authorized as a Crypto-Asset Service Provider (CASP) under MiCA on 22 May 2026.
• First CASP operating a crypto-asset trading platform to receive authorisation under Article 63 of MiCA.
• Licensed as an Electronic Money Institution supervised by the Norwegian Financial Supervisory Authority.
• Provides cross-border crypto services from Norway to Sweden and Denmark.

Services

• Custody & Asset Administration
• Trading Platform Operation
• Crypto–Fiat and Crypto–Crypto Exchange
• Order Execution & Transfer Services

Contact Information

Website: firi.com

Email: support@firi.com

Address: Harbitzalléen 5, 0275 Oslo; Postboks 1814 Gulset, 3715 Skien

LinkedIn: linkedin.com/company/firias

4. UNISOT AS

UNISOT AS builds a Web3 supply chain traceability and sustainability platform that issues Smart Digital Twins and Digital Product Passports to record product provenance and immutable event data on a public blockchain.

The company delivers a self-service Software-as-a-Service that connects to enterprise ERPs and captures field data through QR codes, RFID/NFC and a mobile Data Collection App, and the platform can be hosted in the UNISOT cloud, a customer cloud, or on-site.

Key Highlights

• Self-service SaaS with hosting in UNISOT cloud, customer cloud, or on‑site.
• Integrates with ERP systems including SAP S/4 HANA, Microsoft Dynamics 365, Oracle, Salesforce, Sage X3 and IFS.
• UNISOT ID DID method generates decentralized identifiers and stores DID documents on-chain or off-chain via the public blockchain.
• E-Liability module records Scope 1, 2 and 3 emissions and links environmental metrics to a product’s Digital Product Passport.

Services

• Digital Product Passport
• UNISOT ID
• Secure Document Collaboration
• E-Liability

Contact Information

Website: unisot.com

Phone: +47 22 20 20 70

Email: contact@unisot.com

Address: Fjellgata 32b, 0566 Oslo, Norway

5. K33 Markets (formerly Kaupang Krypto)

K33 Markets is a Norwegian institutional crypto brokerage that provides over-the-counter execution and deep liquidity to businesses and professional investors. The firm pairs named client managers with bank connectivity and RFQ execution to support large, compliance-sensitive trades.

Headquartered in Oslo, K33 operates a regulated trading infrastructure with audited controls and investor research that make it a compliant counterparty for blockchain projects and institutional adopters seeking custody, execution, and market intelligence.

Key Highlights

• MiCA-authorised in Norway and supervised by the Norwegian Financial Supervisory Authority (Finanstilsynet).
• Listed on Nasdaq First North Growth Market in Stockholm under the ticker K33.
• Operates K33 Vault, an institutional-grade custody offering with dedicated support and tailored withdrawal and inheritance planning.
• Platform supports eight fiat currencies, 31 cryptocurrencies, and 200+ trading pairs accessible across European and EEA markets.

Services

• Trading
• Research
• Custody
• Lending

Contact Information

Website: k33.com

Email: contact@k33.com

Address: Munkedamsveien 45, 0250 Oslo, Norway

6. Seetee AS (Aker subsidiary)

Seetee AS is an Aker-family company that holds its liquid investable assets in bitcoin and directs capital into projects and companies across the Bitcoin ecosystem. The firm positions bitcoin as its treasury asset and targets investments that advance the bitcoin-native ecosystem.

Because Seetee takes an investment-first approach aimed at bitcoin-focused ventures, it is relevant to Norway’s blockchain development scene as a source of capital and strategic backing for teams building on Bitcoin. The company invites entrepreneurs to engage directly, which aligns its delivery model toward funding and scaling bitcoin-native projects.

Key Highlights

• Initial purchase of 1,170 BTC is stated on the company site.
• Kjell Inge Røkke is listed as Chairman of Aker and Founder of Seetee.
• The site states a strategy to "mine to hodl" in geographies where Seetee can contribute.
• Publishes a downloadable shareholder letter for readers on its website.

Services

• Venture investment
• Bitcoin treasury management
• Bitcoin mining

Contact Information

Website: seetee.io

Email: hello@seetee.io

7. Arcane Green Data (Arcane subsidiary)

Arcane Green Data delivers privacy-and-compliance infrastructure for on-chain finance, enabling confidential transfers with operator controls and auditable transaction history for enterprise-grade use. The offering centers on a configurable privacy layer that preserves transaction evidence while minimizing disclosure for regulated flows.

The team emphasizes a developer-oriented delivery model, using a practical, production-ready stack to accelerate integrations and reduce time to market. That stack is supported by contract libraries, open-source tooling, and reference implementations tailored for payment and financial product workflows.

Key Highlights

• Product lineup includes Arcane Private Transfers and the Arcane Compliance Layer.
• Audit Portal provides risk workflows, selective disclosure, reporting, and enterprise-grade access controls.
• Publishes open-source contract libraries and primitives for protected transfers and controlled disclosure.
• Site lists target use cases such as wallet payments, payroll and payouts, stablecoin transfers, and corporate payment operations.

Services

• Arcane Private Transfers
• Arcane Compliance Layer
• Audit Portal
• Contracts libraries & primitives

Contact Information

Website: arcane.finance

Email: admin@polynomlabs.com

8. Kaupang Krypto (historic brand entry)

Kaupang Krypto (historic brand entry) — K33 operates an institutional crypto exchange and OTC brokerage serving businesses and investors, combining institutional-grade liquidity with secure banking rails and professional account support. The platform focuses on giving professional clients reliable execution and access to crypto markets while integrating with traditional finance workflows.

K33 fits this topic as an infrastructure-oriented Norwegian market participant that facilitates institutional on-ramps to blockchain markets and custody-backed trading, enabling organisations and investors in Norway to move between fiat and digital assets with hands-on client service.

Key Highlights

• Named client manager assigned from day one to provide direct support and account handling.
• No trading fees, no withdrawal fees, and no withdrawal limits on the platform.
• FX flexibility: supports trading in NOK, USD, EUR, GBP, SEK, DKK, CHF, and CAD.
• CEO listed as Torbjørn Bull Jenssen on the company site.

Services

• Trading
• Research
• Custody
• Lending

Contact Information

Website: k33.com

Email: contact@k33.com

Law enforcement requests: regulatory@k33.com

9. Green Mountain AS

Green Mountain AS runs secure, high-capacity data center campuses in Norway and select international locations that host dense compute deployments for enterprise customers.

With 100% renewable hydropower, up to Tier III resilience SLAs, and multiple high-speed submarine fiber connections, Green Mountain is well suited to host blockchain nodes and other distributed-ledger infrastructure that require low-latency, high-availability, and sustainable power.

Key Highlights

• Operates five data centers in Norway with one additional site under construction.
• Publishes a public CO2 calculator and operates a heat reuse programme that supplies waste heat to local industry.
• Provides DCIM real-time data-room monitoring for operational visibility.
• Client roster includes Volkswagen, TikTok, Hewlett Packard Enterprise, eBay and DNB.

Services

• Colocation
• Build-to-suit Data Centers
• AI & HPC

Contact Information

Website: www.greenmountain.no

Phone: +47 517 20 660

Email: reception@greenmountain.no

Address: Hodneveien 260, 4150 Rennesøy, Norway (greenmountain.no)

10. K33 Research / Arcane research unit

K33 Research is the institutional research arm of Norwegian crypto firm K33 that produces data-driven market intelligence, weekly reports, and asset-level analysis aimed at professional investors. Its research focuses on actionable market and derivatives insights that help institutional traders and asset managers understand Bitcoin, altcoins, and investor sentiment.

The group’s emphasis on empirical analysis and structured reports makes it relevant to the Norwegian blockchain ecosystem because its work informs custody choices, trading design, and product strategy for teams building or integrating blockchain-based services.

Key Highlights

• MiCA-authorised in Norway and supervised by the Norwegian Financial Supervisory Authority (Finanstilsynet).
• Research outputs have been featured by Financial Times, Bloomberg, Reuters, CNBC, Forbes, and CoinDesk.
• K33 Research offers instant access to premium content via a free trial option on its site.
• K33 Markets supports 8 fiat currencies, 31 cryptocurrencies, and 200+ trading pairs accessible from 30+ countries, demonstrating operational scale.

Services

• Market Reports
• Investor Expectations
• Altcoin & Bitcoin Analysis

Contact Information

Website: k33.com

Email: contact@k33.com

11. Aker / Aker Horizons blockchain activities (Seetee connection)

Seetee is an Aker-family company that keeps its liquid investable assets in Bitcoin and invests across the Bitcoin ecosystem. The company targets projects and companies that treat Bitcoin as both a financial reserve and a technological foundation, making it relevant to blockchain development and infrastructure in Norway.

Seetee pairs a treasury-first approach with active venture funding and selective Bitcoin mining to support builders and infrastructure. That combination of balance-sheet Bitcoin and direct support for Bitcoin-native startups clarifies why Seetee is part of Aker’s blockchain-related activities and why it belongs on a list of leading blockchain development companies in Norway.

Key Highlights

• Aker’s ownership of Seetee is 90%.
• Share of Aker’s total assets: 0.4% (Q2 2026).
• Seetee’s first Bitcoin purchase was 1,170 BTC and the stated strategy is to hodl.
• Founder: Kjell Inge Røkke, noted on Seetee’s site as Seetee’s founder and Aker chairman.

Services

• Bitcoin treasury management
• Venture investments — cryptocurrency
• Bitcoin mining (to hodl)

Contact Information

Website: akerasa.com

Email: hello@seetee.io

12. Harmonychain AS / Lokotech Group

Lokotech Group is a Norwegian technology holding that builds integrated blockchain mining infrastructure, high-performance ASIC-based computing hardware, and scalable data center deployments for distributed computing workloads. The company assembles, tests, and operates hardware and facilities to support mining, distributed storage, and other compute-intensive services.

Lokotech’s delivery model binds in-house hardware integration with operations and pool services to move designs from chip and system engineering into live deployments, which aligns its capabilities with buyers seeking end-to-end blockchain infrastructure and mining solutions.

Key Highlights

• Headquartered in Oslo since 2017.
• Flagship Hashblade platform uses Scrypt ASIC technology marketed for high hashrate and energy efficiency.
• Operates PowerPool, a multi-algo mining pool platform connecting miners worldwide.
• Listed on Euronext Growth Oslo under the ticker LOKO.

Services

• ASIC mining hardware
• Mining pool & blockchain services
• Data center operations
• AI & edge computing

Contact Information

Website: lokotechgroup.com

Address: St Olavsgate 21B, 0165 Oslo, Norway

13. K33 Capital / Arcane asset management entities

K33 is a Norwegian institutional crypto financial services firm that pairs named client managers with institutional-grade liquidity and secure banking infrastructure to serve businesses and investors. The company emphasizes managed client relationships and market connectivity to support institutional workflows around crypto exposures.

K33 is relevant to Norway's blockchain ecosystem because it bridges institutional banking and digital-asset markets, enabling asset managers and blockchain projects to access settlement rails and execution capacity needed to move and custody tokenized assets.

Key Highlights

• No trading fees, no withdrawal fees, and no withdrawal limits on the platform.
• Supports fiat trading in NOK, USD, EUR, GBP, SEK, DKK, CHF, and CAD.
• Direct bank transfers are free and supported at any time and in any currency.
• New accounts must complete identity verification (KYC) before funding.

Services

• Trading
• Research
• Custody
• Lending

Contact Information

Website: k33.com

Email: contact@k33.com

Email: regulatory@k33.com

14. Lokotech AS (Lokotech Group)

Lokotech Group is a Norwegian technology holding that builds integrated blockchain mining infrastructure and high-performance computing hardware across chip design, hardware integration, and data center deployments. The company focuses on ASIC-based mining systems and scalable operations that emphasize energy efficiency and renewable hydro power while exploring AI inference and edge computing workloads.

That combination of in-house hardware work, data center ownership, and operations capability positions Lokotech as a provider of end-to-end blockchain infrastructure in Norway, from device-level engineering to pool and deployment services. Its experience with hardware integration and large-scale computing operations makes it relevant to projects that require both blockchain engineering and production-grade infrastructure delivery.

Key Highlights

• Publicly listed on Euronext Growth Oslo under the ticker LOKO.
• Maintains investor resources including a financial calendar, investor portal, and an accessible prospectus.
• States a delivery capability of “Assembly, Testing & Operating” for hardware integration and deployments.
• Operates a multi-algo, multi-coin mining pool model intended to optimize miner revenue.

Services

• ASIC mining hardware
• Mining pool & blockchain services
• Data center operations
• Hardware integration & testing

Contact Information

Website: lokotechgroup.com

Address: St Olavsgate 21B, 0165 Oslo, Norway

15. Harmonychain Development AS (subsidiary vehicle)

Harmonychain Development AS is a special purpose vehicle (shelf company) held by Lokotech Group AS that was created to enable future blockchain development collaborations. As stated in Lokotech’s prospectus, Harmonychain Development AS had not undertaken any operational activities at the time of that filing.

The entity fits this list because it acts as Lokotech’s corporate wrapper for project-level partnerships and spinouts that can leverage the group’s ASIC design, data center infrastructure, and mining-pool capabilities. Its structure is positioned to host or hold discrete blockchain development projects and joint ventures within Lokotech’s broader technology ecosystem.

Key Highlights

• Lokotech completed a reverse merger with Harmonychain AS in 2021.
• Lokotech Group is listed on Euronext Growth Oslo under the ticker LOKO.
• The group holds a majority stake in PowerPool, reported as 66.65% ownership.
• Lokotech reported testing and validation of its Scrypt ASIC prototype for the Hashblade platform in September 2023.

Services

• Project holding company
• Joint-venture vehicle
• Investment structuring entity

Contact Information

Website: lokotechgroup.com

Email: post@lokotech.no

Address: St Olavsgate 21B, 0165 Oslo, Norway

16. Arctic Core AS (Lokotech / Harmonychain subsidiary)

Arctic Core AS is not named on Lokotech Group’s official website, so independent public details for Arctic Core are not available on that source. Lokotech Group presents itself as a Norwegian technology holding company that builds integrated blockchain mining infrastructure with Scrypt ASIC-based Hashblade hardware, a global mining pool platform called PowerPool, and data center operations for scalable computing.

If Arctic Core AS operates under the Lokotech umbrella, it would be aligned with a delivery model that combines in-house ASIC design and hardware integration with mining-pool services and data center deployments, positioning the entity toward infrastructure-first blockchain development work.

Key Highlights

• Listed on Euronext Growth Oslo under the ticker LOKO.
• Headquartered at St Olavsgate 21B, 0165 Oslo, Norway.
• States its data center and scalable compute operations use 100% hydro power.
• Describes proprietary Scrypt ASIC technology built with billions of transistors and optimized for efficiency.

Services

• ASIC Mining Hardware
• Mining Pool & Blockchain Services
• Data Center Operations

Contact Information

Website: lokotechgroup.com

Address: St Olavsgate 21B, 0165 Oslo, Norway

LinkedIn: linkedin.com/company/lokotech-group

Conclusion

Choose a partner by matching the vendor’s core strengths to your primary priorities: technical scope, regulatory and compliance requirements, integration with financial or exchange infrastructure, and physical infrastructure needs such as data-centre capacity and energy sourcing. Also weigh governance and ownership, available market intelligence, and whether you need a long-term operational partner or a time‑limited delivery team.
This list is presented with SoftPro as the featured, author-selected international partner; use these selection criteria to shortlist providers and then validate local regulatory fit, client references, and delivery track record in Norway before engaging.