AUREA Technology

AUREA Technology is a French company specializing in advanced quantum sensing and measurement technologies, developing precision instruments based on quantum physics principles for scientific, industrial, and defense applications. The company designs and manufactures quantum-enhanced sensors including atomic magnetometers, quantum gravimeters, and precision timing systems that leverage atomic and optical physics to achieve unprecedented measurement accuracy. AUREA’s quantum sensing solutions serve applications in geophysical surveying, fundamental physics research, navigation systems, and industrial process monitoring, providing customers with quantum sensors that deliver superior performance compared to classical measurement technologies. The company combines expertise in atomic physics, laser technology, and precision engineering to develop quantum sensing systems for demanding applications requiring the highest levels of measurement precision and stability.

ERZIA

ERZIA is an OEM manufacturer of high-performance RF and microwave modules, subsystems, and integrated assemblies serving quantum computing applications. Their high-power amplifiers (HPA) drive microwave control pulses for qubit manipulation (4-8 GHz, 10-50W output), while their low-noise amplifiers (LNA) capture weak readout signals with sub-1 dB noise figures across L-Band through W-Band frequencies critical for quantum system architectures. ERZIA provides essential RF infrastructure for quantum control systems worldwide.

Company Information

• Founded: 1996
• Country: Spain
• Website: https://www.erzia.com
• Categories: quantum control, hardware

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Filtronic

Filtronic is a UK-based RF, microwave, and mmWave solutions provider specializing in customized filters, diplexers, and low-noise amplifiers for quantum computing systems. Their cryogenic-compatible RF filters operate at temperatures near absolute zero to minimize microwave noise in superconducting qubit systems, with switched filter banks enabling dynamic frequency adjustment for enhanced performance in varying quantum computing environments. Filtronic designs bespoke RF solutions for quantum computing companies supporting both control systems outside and circuits inside dilution refrigerators.

FrostByte

FrostByte is a 2025 spin-out from QuTech at TU Delft developing cryogenic electronics that address the scaling bottlenecks facing quantum technologies. The company creates integrated circuits and control electronics that operate at ultra-low temperatures directly alongside quantum processors, reducing wiring complexity and improving signal fidelity. FrostByte’s innovations enable the scaling of quantum computers from hundreds to thousands of qubits.

Company Information

• Founded: 2025
• Country: Netherlands
• Website: https://frostbyte.nl
• Categories: quantum control, hardware

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M Squared Lasers

M Squared Lasers is a Glasgow-based photonics and quantum technology company founded in 2006 by Dr. Graeme Malcolm OBE and Dr. Gareth Maker, specializing in world-class laser, quantum, and photonics systems critical for fundamental physics research. The company has grown to become a global leader with roughly 100 employees, exporting more than 90% of its products and doubling in size every two years since 2012 with revenue of about £19 million. M Squared’s products have enabled breakthroughs in quantum science including the UK’s first commercially viable quantum accelerometer, quantum clocks, quantum sensors, and quantum computing systems for industrial applications. Dr. Malcolm, who was awarded an OBE for services to Science and Innovation, regularly provides expert evidence on quantum technology to parliamentary committees and has received numerous entrepreneurship awards for his leadership in advancing photonics and quantum technologies.

Q-CTRL

Q-CTRL is a leading quantum technology company specializing in quantum control infrastructure software that makes quantum computing hardware more stable, reliable, and useful. Founded in 2017 by Michael Biercuk, a quantum physicist from the University of Sydney, Q-CTRL has developed a comprehensive suite of quantum firmware and software tools that apply machine learning and control theory to reduce errors in quantum systems. The company’s products include Fire Opal for quantum circuit optimization, Black Opal for quantum computing education, and Boulder Opal for quantum control optimization. Q-CTRL’s technology has been validated on quantum computers from major providers including IBM, Google, and Rigetti, demonstrating significant improvements in quantum algorithm performance through error suppression and noise mitigation. The company serves customers ranging from quantum hardware developers to end-users seeking better quantum computing results. With partnerships across academia, government, and industry, Q-CTRL is positioned as a critical infrastructure provider in the quantum computing stack, helping bridge the gap between today’s noisy quantum devices and tomorrow’s fault-tolerant quantum computers. On September 16, 2025, Q-CTRL announced a strategic partnership with QUCAN Quantum Technologies (QUCAN), merging complementary strengths in quantum control software and hardware to deliver quantum sensing solutions optimized for real-world field deployment, initially targeting defense and aerospace applications. On October 9, 2025, Q-CTRL’s Ironstone Opal, a ruggedized quantum sensor system designed for navigation in GPS-denied environments, was named one of TIME magazine’s Best Inventions of 2025, recognized for its ability to provide precise positioning data where traditional navigation systems fail.

Qblox

Qblox is a Dutch quantum control hardware company founded in 2019 as a QuTech spinoff by Niels Bultink and Jules van Oven, developing the next-generation ‘Cluster’ series of modular and scalable quantum control stacks that can control up to 20 qubits per device with ultra-low signal noise and low-latency feedback, enabling quantum computer developers to cascade multiple systems for controlling unprecedented numbers of qubits while maintaining hardware agnosticism across different qubit types, with €24.2 million in Series A funding and active collaborations within the Delft quantum ecosystem.

Qedma

Qedma is an Israeli quantum error mitigation company developing software that improves the performance and reliability of quantum computers. The company’s technology uses advanced error suppression and mitigation techniques to extract more accurate results from noisy quantum hardware. Qedma’s solutions work across multiple quantum computing platforms and enable more complex quantum algorithms to run on current-generation quantum computers.

Company Information

• Founded: 2021
• Country: Israel
• Website: https://www.qedma.com
• Categories: quantum software, quantum control

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QuantrolOx

QuantrolOx is an Oxford University spin-out building AI and machine learning-based automation software for quantum computer control systems. Their flagship product Quantum Edge uses Bayesian optimization to automate tuning, stabilization, and optimization of qubits across all major quantum hardware platforms, reducing resonator and qubit spectroscopy from hours to seconds and enabling one expert to manage multiple quantum computers instead of 3-4 experts for 10 qubits. The company raised £1.4 million in seed funding in 2022 led by Hoxton Ventures and Nielsen Ventures.

Quantum Machines

In 2024-2025, Quantum Machines is hosting the AQC25 (Adaptive Quantum Circuits Conference) taking place November 12-14, 2025, in Boston, bringing together global experts from MIT, Yale, USC, Google Quantum AI, and Amazon Braket to advance adaptive quantum methods and define the future of scalable quantum computing applications. A Novera QPU has been co-located at the Israeli Quantum Computing Center (IQCC) with Quantum Machines’ OPX1000 control system and NVIDIA’s Grace-Hopper superchip servers. This setup was leveraged for a reinforcement learning project presented at IEEE Quantum Week 2024 in September, demonstrating the optimization of single qubit operations on the Novera QPU for quantum machine learning development. Quantum Machines continues to collaborate with tech firms such as Classiq to develop hybrid quantum-classical computing systems aimed at tackling challenging computational problems, with control systems scaling to support large numbers of qubits needed for error correction.

Quantum Machines Quantum Networking Division

Quantum Machines is an Israeli quantum technology company founded in 2018 and headquartered in Tel Aviv, specializing in advanced control systems for quantum computing and quantum networking. In 2024, Quantum Machines secured $170 million in funding from backers including Intel’s investment arm. The company offers hardware and software solutions enabling precise execution of complex quantum algorithms and quantum network operations. Quantum Machines develops quantum control and orchestration platforms supporting quantum computing, quantum communications, and quantum networking applications. The Quantum Orchestration Platform provides real-time control, feedback, and optimization for quantum systems including networked quantum processors and quantum communication systems. The company serves quantum computing providers, quantum networking developers, research institutions, telecommunications operators, and government agencies requiring advanced quantum control systems for distributed quantum computing, quantum communications, and quantum internet infrastructure. Quantum Machines brings Israeli quantum innovation to global markets advancing practical quantum networking and communications systems.

QuEL

QuEL is an Osaka University-affiliated startup established in 2021 that supplies novel qubit controllers for quantum computing researchers. The company develops advanced control electronics and software for precise qubit manipulation in quantum computers. QuEL’s technology enables improved quantum gate fidelity and better overall quantum computer performance through sophisticated control systems.

Company Information

• Founded: 2021
• Country: Japan
• Website: https://www.quel.jp
• Categories: quantum control, hardware

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Zurich Instruments

Zurich Instruments is a leading provider of quantum control electronics that introduced the first commercial Quantum Computing Control System (QCCS) in 2018, offering scalable hardware and software solutions capable of controlling more than 100 superconducting and spin qubits with real-time feedback, synchronization, and decision-making capabilities, featuring components like the SHFQA Quantum Analyzer and SHFSG Signal Generator that enable high-fidelity qubit control and readout for quantum computing companies including Atlantic Quantum and IQM.