Superconducting Qubits
Superconducting quantum processors
Rigetti Computing
Berkeley, United States
Quantum computing company building superconducting quantum processors
D-Wave Systems
Burnaby, Canada
Pioneer in quantum annealing computers with over 5000 qubit systems
Quantum Machines
Tel Aviv, Israel
Developer of quantum orchestration platforms for controlling quantum processors
Oxford Quantum Circuits
Oxford, United Kingdom
UK quantum computing company with proprietary Coaxmon architecture
IQM Quantum Computers
Espoo, Finland
European leader in superconducting quantum computers
Origin Quantum
Hefei, China
China's leading quantum computing company with superconducting qubits
Quantinuum
Broomfield, United States
Merged Honeywell Quantum Solutions and Cambridge Quantum, world's largest quantum company
Max Planck Institute for Solid State Research
Stuttgart, Germany
Leading German solid-state and nano research
Photon Spot
Monrovia, United States
Superconducting nanowire single-photon detectors
SEEQC
Elmsford, United States
Digital quantum computing with single flux quantum
Qblox
Delft, Netherlands
Scalable qubit control electronics
Keysight Quantum
Santa Rosa, United States
Test and measurement for quantum computing
Bluefors
Helsinki, Finland
Dilution refrigerators for quantum computing
Oxford Instruments NanoScience
Abingdon, United Kingdom
Cryogenic and superconducting systems for research
IBM Quantum
Yorktown Heights, United States
Quantum computing hardware and cloud services using superconducting qubits
Google Quantum AI
Santa Barbara, United States
Quantum computing research achieving quantum supremacy with Sycamore processor
D-Wave Systems
Burnaby, Canada
Quantum annealing systems for optimization problems
Alice & Bob
Paris, France
Cat qubit quantum computers with hardware-efficient error correction
Qilimanjaro
Barcelona, Spain
Full-stack quantum computing company in Europe
SpinQ Technology
Shenzhen, China
Desktop and portable quantum computers for education
Kiutra
Munich, Germany
Cryogen-free magnetic cooling systems for quantum research and technology