Top Quantum Computing Companies
88 Quantum Computing companies, sorted by total funding raised.
Riverlane builds quantum error correction tools and technology, including proprietary QEC chips a...
Builds superconducting, bosonic-code quantum computers with qubit-level error correction to deliv...
Phasecraft develops quantum algorithms for practical performance on current hardware, targeting m...
IonQ is developing quantum computers designed to solve the world's most complex problems, and tra...
Quantum Source is developing practical, fault-tolerant photonic quantum computers using a novel p...
Quantum computing hardware company developing photonics control systems for quantum sensing and c...
Quantum computing hardware startup developing quantum systems for enterprise applications.
Quantum communications technology company developing quantum networking infrastructure.
Quantum software company building enterprise applications on hardware-agnostic quantum computing ...
Terra Quantum is a deep tech pioneer, developing revolutionary quantum applications to shape the ...
OptQC develops optical quantum computers that combine energy efficiency and computational power t...
Maybell designs and manufactures dilution refrigerators for quantum research, with cooling system...
Equal1 brings quantum research, CMOS silicon design and systems engineering together as deployabl...
planQC builds neutral-atom quantum computers using optical lattices, spun out of the Max Planck I...
Finnish quantum AI startup described as the Palantir of quantum computing.
Quantum software platform spun out of Harvard, providing tools to develop, test, and deploy quant...
Full-stack quantum computing company building utility-scale quantum computers using modified sili...
Quantum-safe cryptography and key management solutions.
Quantum computing software for molecular simulation and drug discovery.
Designs and builds advanced automated test and characterization systems to accelerate development...
Quantum computing systems
D-Wave is the world's first commercial quantum computing company, delivering quantum systems, sof...
Quantum computing startup commercializing scalable quantum processors.
