Quantum Computing Startups

D-Wave develops quantum computing systems and technologies aimed at solving complex computational problems. The company operates in the quantum computing industry, serving businesses and organizations that require advanced computing capabilities.

6 investors

ORCA Computing develops full-stack photonic quantum computers, including its rack-mounted, air-cooled PT Series systems that use fibre-interconnected telecom and optical components for quantum-accelerated generative AI and optimisation. Spun out of the University of Oxford, it serves researchers and enterprises seeking near-term quantum accelerators and long-term error-corrected computing.

6 investors

Quantum Motion develops utility-scale quantum computers using silicon spin-qubit architecture compatible with standard semiconductor manufacturing processes and existing foundry supply chains. Its platform is designed to fit into data centres and enable scientific work in fields such as chemistry, medicine, and artificial intelligence.

6 investors

iSentroniq develops dense, near-heatless cryogenic wiring aimed at overcoming scalability limits in quantum computing hardware. The technology is designed to fit significantly more qubits within existing cryogenic infrastructure.

5 investors

memQ develops quantum networking technology that entangles matter qubits with light to connect multiple quantum systems, building an extensible quantum network architecture using integrated photonics and advanced materials. Its technology targets scaling qubit density across systems, datacenters, and networks for quantum computing.

5 investors

Quantum Art designs and builds scalable quantum computers aimed at commercial applications across various industries. The company focuses on developing quantum computing solutions for commercial use at scale.

5 investors

QunaSys develops algorithms and software to maximize the performance of quantum computers, aiming to make quantum computing practical for real business applications. The company also provides quantum technology consulting services.

5 investors

Algorithmiq develops quantum algorithms that combine classical and quantum computers to solve problems in chemistry and life sciences, with a focus on drug discovery and development for rare diseases. Its products include a quantum computer interface and proprietary quantum chemistry algorithms applicable to materials, drugs, and energy.

4 investors

Atomionics builds quantum-grade gravity sensors (GRAVIO) and AI-powered 3D subsurface modeling (ORE-O) to map underground geology and locate mineral deposits. Its technology serves the mining and mineral exploration industry, targeting critical resources like copper, lithium, and rare earth elements needed for the energy transition.

4 investors

BosonQ Psi (BQP) develops BQPhy, a simulation software that integrates quantum computing with high-fidelity engineering simulations such as computational fluid dynamics. The company builds tools for engineering and computational analysis, drawing on expertise in quantum computing, CFD, and related emerging technologies.

4 investors

Haiqu develops quantum computing software that enables practical applications across physics simulation, market modeling, and materials design. The company targets enterprises and research teams seeking to accelerate quantum computing initiatives and applications.

4 investors

KETS builds chip-based quantum security hardware, including Quantum Key Distribution (QKD) and Quantum Random Number Generators (QRNG), designed for use across defense, finance, critical infrastructure, and telecoms. Its full-system and sub-system products are aimed at protecting devices against threats from quantum computing and AI.

4 investors

Maybell Quantum designs and manufactures dilution refrigerators for quantum computing and research, offering systems that reach base temperatures below 10mK with front-opening access and self-regenerating helium traps. The company builds its hardware in Denver, Colorado, for scientists and quantum labs.

4 investors

Menten AI develops generative AI software to design cyclic peptide therapeutics for drug targets beyond the reach of conventional small molecules and biologics. The company partners with major pharmaceutical firms to accelerate preclinical drug discovery.

4 investors

Nord Quantique develops error-corrected quantum computers using superconducting bosonic codes that embed error correction at the hardware level to achieve a 1:1 logical-to-physical qubit ratio. The company builds rack-scale quantum computing systems designed to fit in existing data centres rather than requiring large industrial facilities.

4 investors

NVision develops quantum computing and quantum-enhanced sensing platforms based on quantum spin control in organic molecules, with focus on healthcare applications including drug development and disease treatment.

4 investors

Oxford Quantum Circuits (OQC) develops and operates superconducting quantum computers for commercial and strategic applications, offering Quantum-Compute-as-a-Service and integrating quantum systems directly into commercial data centres. It serves enterprise customers with deployments across the UK, US, Japan, and Spain.

4 investors

Phasecraft develops quantum computing systems and software by combining quantum information theory, materials science, and engineering to advance practical quantum advantage. The company serves organizations seeking to apply quantum computing to real-world problems.

4 investors

planqc builds quantum computers using neutral atoms as qubits, offering full-stack quantum solutions from hardware to algorithms and software for industry and scientific research. A spin-off from the Max Planck Institute of Quantum Optics, it provides on-premise systems, cloud-based computing, and HPC-integrated quantum solutions.

4 investors

Polygence is an online mentorship platform that pairs high school students with expert mentors for self-directed research projects across any academic discipline. The company serves students seeking intellectual exploration beyond traditional school curricula.

4 investors

PQShield develops quantum-resistant cryptography in hardware and software, including post-quantum cryptography (PQC) solutions for chips, applications, and cloud environments. It serves organizations, industries, and nations across the technology supply chain, and has contributed to the international standardization of post-quantum algorithms.

4 investors

QuantWare designs and manufactures quantum processors (QPUs) for industrial applications. The company is building KiloFab, a production facility to scale quantum processor manufacturing.

4 investors

ZuriQ develops quantum computing hardware based on a three-dimensional trapped-ion architecture designed for scalable qubit systems while preserving connectivity and operation fidelity. The company targets industrial quantum computing applications such as drug discovery.

4 investors

Jij is a startup founded by experts in mathematical optimization and quantum technology, providing software services such as the "JijZept" series that support the process from building mathematical optimization models to implementation. It also offers project support and talent development services, targeting a range of industries with a focus on the energy value chain, on a global basis.

4 investors