Alternatives to Quantum Developments
The top Quantum Computing companies similar to Quantum Developments, ranked by relevance (named competitors first, then how closely their sectors overlap) and our 0-100 AI-readiness score. Each links to a full profile with funding and team.
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IonQ41Quantum ComputingCollege Park, United States$10.0MIonQ is a leader in quantum computing, developing powerful quantum computers for various industries.
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Google Quantum AI19Quantum ComputingSanta Barbara, United StatesGoogle Quantum AI is a research division of Google focused on developing large-scale, error-corrected quantum computers.
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IBM Quantum12Quantum ComputingYorktown Heights, United StatesIBM's initiative to advance quantum computing hardware, software, and services.
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QUANTUMSOURCE LABS8Quantum ComputingPalo Alto, United StatesQuantum computing hardware and software solutions for advanced research and development.
- Website KUKuano Technologies34Quantum ComputingCambridge, United Kingdom$1.0M
Developing advanced quantum computing algorithms and software for complex problem-solving.
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QEDMA56Quantum ComputingTel Aviv, Israel$40.7MIsraeli startup developing quantum noise resilience software to improve quantum computing.
- Website OQOQC54Quantum ComputingAbingdon, United Kingdom$378.0M
Quantum computing company developing superconducting quantum chips.
- Website Quantumflux8824Quantum Computing
Quantumflux88 is a startup focused on developing advanced quantum computing solutions and applications.
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AI Quantum35Quantum ComputingCambridge, United States$1.0MAI Quantum is a startup focused on developing quantum computing solutions for AI.
- Website Quantum Kinetics19Quantum ComputingToronto, Canada
Quantum Kinetics is developing quantum computing solutions for complex scientific and industrial problems.
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Quantum Industries7Quantum ComputingQuantum Industries is a startup focused on developing advanced quantum computing solutions.
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Arq43Quantum TechnologyBarcelona, United Kingdom$1.4MUK quantum technology startup developing networking hardware for the quantum internet.
- Website Nuclear Quantum7Quantum Computing
Developing quantum computing solutions for complex scientific and industrial challenges.
- Website Quantum NoveltiesQuantum Computing
Quantum Novelties is a startup focused on developing novel quantum computing applications and solutions.
- Website Quantumoo7Quantum Computing
Quantumoo is developing a quantum computing platform for complex simulations and optimization problems.
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QuantumSecure28Post-Quantum CryptographyTel Aviv, IsraelPost-quantum cryptography solutions for secure communications.
- Website QIQIS Risk5CybersecurityNew York, United States
QIS Risk provides quantum-resistant cybersecurity solutions for financial institutions.
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Quantum Source Labs63Quantum ComputingPalo Alto, United States$78.5MDeveloping practical photonic quantum computers using a novel photon-atom gate architecture.
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Xanadu50Quantum ComputingToronto, Canada$569.5MXanadu is a Canadian quantum computing company building photonic quantum computers and developing quantum software.
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Nord Quantique Inc.50Quantum ComputingSherbrooke, Canada$30.0MQuantum computing startup developing a quantum processor and software stack.
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Quantum Machines68Quantum ComputingTel Aviv, Israel$293.0MBuilds the Quantum Orchestration Platform (QOP) to accelerate quantum computing development and deployment.
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QBLOX61Quantum ComputingDelft, Netherlands$26.0MQblox provides modular hardware and software solutions for scalable quantum computer control.
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Algorithmiq60Quantum ComputingHelsinki, Finland$38.1MQuantum software company enabling breakthroughs in chemistry, materials science, and life sciences.
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SparrowQuantum59Quantum ComputingCopenhagen, Denmark$32.8MSparrow Quantum develops and commercializes photonic quantum chip technology, delivering single photons on demand for quantum computing and communication.
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Oratomic55Quantum ComputingSouth Pasadena, United States$300.0MDeveloping neutral-atom quantum hardware and fault-tolerant architectures to accelerate quantum computing.
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IQM Quantum54Quantum ComputingEspoo, Finland$852.4MFinnish quantum computer manufacturer building fault-tolerant quantum computers for various industries.
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QuEra Computing50Quantum ComputingBoston, USA$14.0MBuilding the world's most powerful quantum computers.
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Oak Ridge50Quantum ComputingOak Ridge, United States$125.0MOak Ridge National Laboratory is a leader in quantum computing research and HPC integration.
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Riverlane49Quantum ComputingCambridge, United Kingdom$93.9MRiverlane develops quantum error correction technology to make quantum computers useful sooner.
- ATAtlantic Quantum49Quantum ComputingBoston, United States$12.0M
Startup focused on quantum computing hardware and software solutions.
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Peak Quantum44Quantum ComputingMunich, Germany$2.2MDeveloping error-resilient superconducting quantum processors with intrinsic hardware-level error correction.
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Quantum Transistors43Quantum ComputingPalo Alto, United States$19.0MDeveloping solid-state quantum processors to bring quantum computing to enterprise servers.
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Q-ANT42Quantum ComputingTel Aviv, Israel$80.0MQ-ANT is a startup developing advanced quantum computing solutions for complex problem-solving.
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Pawsey41Quantum ComputingPerth, Australia$100.7MAustralian research supercomputing centre exploring quantum computing.
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Quancilla23Quantum ComputingA quantum computing platform for testing hardware, developing applications, and evaluating performance.
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PsiQuantum70Quantum ComputingPalo Alto, United States$3.6BBuilding a fault-tolerant quantum computer using photonics and silicon manufacturing.
- Website QUQUANTIER TECHNOLOGIES54Quantum ComputingHong Kong, Hong Kong
Develops neutral atom-based quantum computers and provides cloud-based quantum computing services.
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Quantinuum66Quantum ComputingBroomfield, United States$1.2BQuantum computing company focused on building fault-tolerant quantum computers and quantum software.
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Quobly64Quantum ComputingGrenoble, France$341.5MDeveloping advanced silicon-based quantum computing hardware for scalable and manufacturable quantum processors.
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Atom Computing63Quantum ComputingBoulder, USA$428.0MDeveloping fault-tolerant quantum computers.
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Quantum Art62Quantum ComputingTel Aviv, Israel$141.1MCommercial quantum computing systems for complex problem-solving.
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QuantWare62Quantum ComputingDelft, Netherlands$162.0MQuantum processor company developing and scaling modular quantum processors.
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Classiq61Quantum ComputingTel Aviv, Israel$194.5MQuantum computing software platform for designing and optimizing quantum circuits.
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AetherFlux61Quantum ComputingPalo Alto, United States$300.0MAetherFlux is developing a novel quantum computing architecture for complex simulations.
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Pasqal61Quantum ComputingPalaiseau, France$233.0MPasqal develops quantum computing solutions for complex scientific and industrial problems.
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eleQtron60Quantum ComputingSiegen, Germany$83.0MTrapped-ion quantum computing technology for industrial scaling.
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IQM Quantum Computers60Quantum ComputingEspoo, Finland$532.9MDesigns and builds quantum computers for research and industry applications.
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Delft Circuits60Quantum ComputingDelft, Netherlands$8.0MDesigns and manufactures advanced cryogenic I/O infrastructure for quantum computers.
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Quanscient59Quantum ComputingEspoo, Finland$10.3MCloud and quantum-powered multiphysics simulation platform for faster R&D and product development.
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Zapata Quantum59Quantum ComputingBoston, USA$89.1MQuantum computing application and algorithm development
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Rigetti Computing59Quantum ComputingBerkeley, United States$178.0MDesigns, manufactures, and deploys superconducting quantum computers and processors.
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IQM58Quantum ComputingEspoo, Finland$516.0MQuantum computer hardware and software developer for various industries.
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Phasecraft57Quantum ComputingLondon, United Kingdom$99.4MQuantum computing software company developing tools for fault-tolerant quantum computers.
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Qunnect57Quantum ComputingNew York, United States$10.0MBuilding field-deployable hardware for scalable quantum networks and provably secure communications.
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Oxford Quantum Circuits55Quantum ComputingOxford, United Kingdom$430.0MBuilding and deploying quantum computers.
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Infleqtion55Quantum ComputingLondon, United Kingdom$200.0MQuantum technology company developing advanced sensors, navigation, and AI solutions.
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QuTwo54Quantum ComputingHelsinki, Finland$27.0MAI-driven software platform simulating quantum workloads on classical hardware for enterprise quantum readiness.
- PHPhotonic53Quantum ComputingVancouver, Canada$200.0M
Develops commercial-scale quantum computers and quantum networks.
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Haiqu53Quantum ComputingNew York City, United States$16.6MDeveloping quantum software to make quantum computing practical and cost-effective for near-term applications.
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Vacua37Quantum ComputingDeveloping a quantum processor for fault-tolerant topological quantum computing and quantum memory.
Compare Quantum Developments head to head
Side by side on what each one does, what it costs, and what real users report.
- Quantum Developments vs IonQ
- Quantum Developments vs Google Quantum AI
- Quantum Developments vs IBM Quantum
- Quantum Developments vs QUANTUMSOURCE LABS
- Quantum Developments vs QEDMA
- Quantum Developments vs OQC
- Quantum Developments vs AI Quantum
- Quantum Developments vs Arq
- Quantum Developments vs Quantumoo
- Quantum Developments vs QIS Risk