Q

Companies

Quantum organization directory

Compare published quantum companies, labs, investors, and ecosystem organizations by category, stage, headquarters, focus area, and verified source trail.

Private

KETS Quantum Security

Quantum Security

KETS develops integrated quantum security chips for QKD and quantum random number generation. Founded: 2016. Estimated employees: 11-50. Known funding: Unknown. Notable products: Chip-scale QKD and QRNG modules.

Bristol, England, UK

Private

Ki3 Photonics Technologies

Quantum Networking

Ki3 Photonics develops quantum communications components and systems for secure optical networks. Founded: 2020. Estimated employees: 1-10. Known funding: Unknown. Notable products: Quantum photonic communications components.

Montreal, Quebec, Canada

Private

Kipu Quantum

Software

Kipu Quantum develops application- and hardware-specific quantum algorithms for industrial quantum advantage. Founded: 2021. Estimated employees: 11-50. Known funding: Unknown. Notable products: Quantum algorithms for optimization and simulation.

Karlsruhe, Germany

Private

Kuano

Quantum AI

Kuano uses AI and quantum chemistry methods to develop enzyme-targeted drug discovery platforms. Founded: 2020. Estimated employees: 11-50. Known funding: Unknown. Notable products: Quantum chemistry-enabled drug discovery platform.

London, England, UK

Government

Lawrence Berkeley National Laboratory

Research Lab

Berkeley Lab supports quantum information science in materials, computing, sensing, and networking. Founded: 1931. Estimated employees: 1000+. Known funding: Government funded. Notable products: Advanced Quantum Testbed.

Berkeley, California, USA

Government

Los Alamos National Laboratory Quantum Institute

Research Lab

LANL conducts quantum computing, communication, sensing, and theory research. Founded: 1943. Estimated employees: 1000+. Known funding: Government funded. Notable products: LANL Quantum Institute.

Los Alamos, New Mexico, USA

Private

LuxQuanta

Quantum Networking

LuxQuanta develops continuous-variable QKD systems for quantum-safe networks. Founded: 2021. Estimated employees: 11-50. Known funding: €8M+ reported. Notable products: NOVA LQ QKD system.

Barcelona, Spain

Private

MagiQ Technologies

Quantum Networking

MagiQ Technologies develops quantum cryptography and QKD systems for secure communications. Founded: 1999. Estimated employees: 11-50. Known funding: Unknown. Notable products: QPN quantum private network systems.

Somerville, Massachusetts, USA

Private

memQ

Quantum Networking

memQ develops quantum memory and networking hardware based on solid-state systems. Founded: 2021. Estimated employees: 1-10. Known funding: Unknown. Notable products: Quantum memory hardware.

Chicago, Illinois, USA

Public

Microsoft Azure Quantum

Hardware

Microsoft operates Azure Quantum and pursues topological quantum computing hardware and quantum software tooling. Founded: 2019. Estimated employees: 1000+. Known funding: Parent company funded. Notable products: Azure Quantum, Q#, Majorana program.

Redmond, Washington, USA

Private

Miraex

Quantum Sensors

Miraex develops photonic and quantum sensing systems for industrial sensing, communications, and quantum applications. Founded: 2019. Estimated employees: 11-50. Known funding: Unknown. Notable products: Quantum sensing and microwave photonics systems.

Lausanne, Switzerland

University

MIT Center for Quantum Engineering

University

MIT CQE coordinates quantum engineering research, education, and industry collaboration across MIT. Founded: 2018. Estimated employees: Unknown. Known funding: University funded. Notable products: MIT CQE research programs.

Cambridge, Massachusetts, USA

Nonprofit

MIT Lincoln Laboratory Quantum Information and Integrated Nanosystems

Research Lab

MIT Lincoln Laboratory develops quantum information, integrated nanosystems, and sensing technologies for national security applications. Founded: 1951. Estimated employees: 1000+. Known funding: Government funded. Notable products: Quantum information and integrated nanosystems programs.

Lexington, Massachusetts, USA

Private

Multiverse Computing

Software

Multiverse Computing develops quantum and quantum-inspired software for finance, energy, manufacturing, and AI compression. Founded: 2019. Estimated employees: 51-200. Known funding: €200M+ reported. Notable products: Singularity, CompactifAI.

San Sebastián, Spain

Government

National Institute of Standards and Technology

Research Lab

NIST conducts quantum information science, metrology, cryptography, standards, and quantum networking research. Founded: 1901. Estimated employees: 1000+. Known funding: Government funded. Notable products: Quantum information science programs, PQC standards.

Gaithersburg, Maryland, USA

Government

NATO Innovation Fund

Investment Firm

NATO Innovation Fund invests in dual-use deep technologies including quantum technologies. Founded: 2023. Estimated employees: 11-50. Known funding: €1B fund. Notable products: Dual-use deep tech portfolio.

Amsterdam, Netherlands

Private

Nomad Atomics

Quantum Sensors

Nomad Atomics develops compact field-ready quantum sensors for gravity, magnetic fields, and timing. Founded: 2020. Estimated employees: 11-50. Known funding: Unknown. Notable products: Field quantum gravimeters and magnetometers.

Melbourne, Victoria, Australia

Government

NSF Quantum Leap Challenge Institutes

Government Program

NSF's QLCI program funds large-scale quantum information science and engineering institutes. Founded: 2020. Estimated employees: Unknown. Known funding: Government funded. Notable products: QLCI institutes.

Alexandria, Virginia, USA

Private

Nu Quantum

Quantum Networking

Nu Quantum develops photonic interconnects and networking technology for scaling quantum computers. Founded: 2018. Estimated employees: 11-50. Known funding: $60M+ reported. Notable products: Quantum networking interconnects.

Cambridge, England, UK

Public

NVIDIA Quantum

Software

NVIDIA Quantum develops software and accelerated-computing tools for hybrid quantum-classical workflows. NVIDIA Ising provides open AI models for quantum processor calibration and quantum error-correction decoding.

Santa Clara, California, USA

Private

NVision Imaging Technologies

Quantum Sensors

NVision develops quantum-enhanced MRI and metabolic imaging technology using hyperpolarization. Founded: 2015. Estimated employees: 51-200. Known funding: Unknown. Notable products: Hyperpolarized MRI technology.

Ulm, Germany

Government

Oak Ridge National Laboratory

Research Lab

ORNL conducts quantum computing, networking, sensing, materials, and quantum science research. Founded: 1943. Estimated employees: 1000+. Known funding: Government funded. Notable products: Quantum Computing User Program, Quantum Science Center.

Oak Ridge, Tennessee, USA

Nonprofit

Open Quantum Institute

Other

The Open Quantum Institute explores equitable and responsible quantum technology applications for societal benefit. Founded: 2024. Estimated employees: Unknown. Known funding: Public and partner funded. Notable products: Open Quantum Institute programs.

Geneva, Switzerland

Private

ORCA Computing

Hardware

ORCA Computing builds photonic quantum computing systems using quantum memory and telecom-compatible components. Founded: 2019. Estimated employees: 51-200. Known funding: $15M+ reported. Notable products: PT Series photonic quantum computers.

London, England, UK