European Quantum Computing Directory

The European quantum computing ecosystem — companies, benchmarks, use cases, challenges, and resources across Nordics and DACH.

How to use this directory

1

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Use the navigation tabs to explore companies, benchmarks, use cases, challenges, or resources. Or type in the search bar above to find anything instantly.

2

Filter and sort

Each listing page has dropdown filters (country, type, category) and sortable columns. Click any column header to sort. Combine filters to narrow results.

3

Dive into details

Click any entry to see its full profile — description, metadata, verified sources, and FAQ. Every entry links back to its original sources so you can verify the data yourself.

Featured Companies

Alpine Quantum Technologies

Austria · hardware

Featured

Alpine Quantum Technologies (AQT) is an Austrian quantum computing company developing trapped-ion quantum computers. Spun out from the University of Innsbruck, AQT builds scalable quantum computing systems using ion-trap technology for research and commercial applications.

trapped-ionquantum-computingion-trap

Bluefors Oy

Finland · hardware

Featured

Bluefors is a world-leading manufacturer of ultra-low temperature measurement systems and cryogenic dilution refrigerators. The company provides critical cryogenic infrastructure for quantum computing systems, enabling quantum processors to operate at the near-absolute-zero temperatures required for quantum coherence. Bluefors systems are used by quantum computing companies and research institutions globally.

cryogenicsdilution-refrigerationquantum-infrastructure

ID Quantique

Switzerland · hardware

Featured

ID Quantique is a Swiss quantum technology company and pioneer in quantum-safe security solutions. The company develops quantum key distribution (QKD) systems, quantum random number generators (QRNG), and quantum-safe network encryption products for government, financial, and critical infrastructure customers worldwide.

quantum-cryptographyqkdquantum-random-number-generatorquantum-security

IQM Quantum Computers

Finland · hardware

Featured

IQM Quantum Computers is a European leader in building superconducting quantum computers. Based in Finland, IQM provides on-premises quantum computers and partners with EuroHPC to integrate quantum accelerators into European supercomputing centers. IQM focuses on application-specific co-design for industrial quantum advantage.

superconductinghybridEuroHPCfull-stack

Pasqal

France · hardware

Featured

Pasqal builds neutral-atom quantum processors for solving real-world optimization and simulation problems. Founded by pioneers of cold atom physics including Alain Aspect (Nobel laureate), Pasqal delivers quantum computing solutions to enterprise clients in energy, automotive, and finance.

neutral-atomhybridEuroHPCquantum-simulation

Quandela

France · hardware

Featured

Quandela develops photonic quantum computers based on single-photon sources and manipulation. The company offers both on-premise quantum processors and cloud access to their quantum computing platform, targeting applications in optimization, simulation, and machine learning.

photonicquantum-computingcloud-access