IQM Quantum Computers Oyj builds and delivers quantum computers. Its full-stack systems include the IQM Spark, a five-qubit quantum computer designed primarily for education and research; the IQM Radiance, a system currently spanning configurations from approximately 20 to 150 qubits for high-performance computing centers with an upgradeable platform; and the IQM Halocene, designed to scale beyond 150 qubits with quantum error correction capabilities intended to support more advanced quantum applications. The company also offers the IQM Resonance cloud platform and professional services such as training, maintenance and technical support. It serves research institutions, universities, high-performance computing centers and enterprises, and was founded in 2018 with headquarters in Espoo, Finland.