Europe hosts several leading quantum computing companies: Pasqal (France, €152M raised) builds neutral-atom quantum processors, IQM (Finland, €100M+) develops superconducting quantum computers, and multiple UK startups pursue photonic quantum architectures. The European Quantum Flagship program provides additional public funding.
The technology approaches differ: Pasqal's neutral-atom architecture offers advantages in qubit connectivity and scalability, IQM's superconducting approach aligns with established cryogenic engineering expertise, and photonic quantum computing (pursued by UK's ORCA Computing) could enable room-temperature operation.
Europe's quantum strength is in the underlying science — many foundational quantum computing concepts originated in European research institutions. The challenge is commercialization: converting research leadership into market-leading products before US and Chinese competitors capture enterprise customers. The EU's €1B Quantum Flagship and national programs (France's €1.8B quantum plan, Germany's €3B) aim to close this gap.