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

QpiAI

Quantum AI

QpiAI develops quantum computing and AI software, hardware, and enterprise applications. Founded: 2019. Estimated employees: 51-200. Known funding: Unknown. Notable products: QpiAI quantum-AI platform.

Bengaluru, India

Private

Qruise

Quantum AI

Qruise develops AI-driven software for characterization, calibration, and control of quantum devices. Founded: 2021. Estimated employees: 11-50. Known funding: Unknown. Notable products: QruiseOS.

Saarbrücken, Germany

Private

Qrypt

Quantum Security

Qrypt provides quantum-secure encryption and key generation technology using quantum randomness and secure key delivery. Founded: 2017. Estimated employees: 11-50. Known funding: Unknown. Notable products: Quantum-secure encryption platform.

New York, New York, USA

Private

Quandela

Hardware

Quandela develops photonic quantum computers, single-photon sources, and cloud-accessible systems. Founded: 2017. Estimated employees: 51-200. Known funding: €50M+ reported. Notable products: Ascella, MosaiQ, Quandela Cloud.

Massy, France

Private

Quantinuum

Hardware

Quantinuum develops trapped-ion quantum computers, quantum software, quantum chemistry tools, and cybersecurity products. Founded: 2021. Estimated employees: 501-1000. Known funding: $625M+. Notable products: H-Series quantum computers, InQuanto, TKET, Quantum Origin.

Broomfield, Colorado, USA and Cambridge, UK

Private

Quantonation

Investment Firm

Quantonation is an investment firm focused on quantum technologies and deep physics startups. Founded: 2018. Estimated employees: 11-50. Known funding: Investment firm. Notable products: Quantum-focused venture funds.

Paris, France

Private

Quantropi

Quantum Security

Quantropi develops quantum-secure data protection and encryption technology. Founded: 2018. Estimated employees: 11-50. Known funding: Unknown. Notable products: QiSpace, quantum-secure encryption.

Ottawa, Ontario, Canada

Nonprofit

Quantum Australia

Other

Quantum Australia supports Australia's quantum industry, research, commercialization, and ecosystem development. Founded: Unknown. Estimated employees: 1-10. Known funding: Public and member funded. Notable products: Quantum ecosystem programs.

Sydney, New South Wales, Australia

Private

Quantum Brilliance

Hardware

Quantum Brilliance develops room-temperature diamond quantum accelerators. Founded: 2019. Estimated employees: 51-200. Known funding: Unknown. Notable products: Quantum Development Kit, diamond quantum accelerators.

Canberra, Australia and Stuttgart, Germany

Private

Quantum Circuits Inc.

Hardware

Quantum Circuits builds superconducting quantum computers using modular, error-detecting architecture. Founded: 2015. Estimated employees: 51-200. Known funding: $80M+ reported. Notable products: Aquila quantum computing platform.

New Haven, Connecticut, USA

Private

Quantum Computing Report

Other

Quantum Computing Report tracks quantum computing companies, investments, roadmaps, and industry developments. Founded: 2015. Estimated employees: 1-10. Known funding: Unknown. Notable products: Quantum Computing Report intelligence database.

Unknown, USA

Nonprofit

Quantum Delta NL

Government Program

Quantum Delta NL coordinates the Dutch quantum technology ecosystem and national investment program. Founded: 2020. Estimated employees: Unknown. Known funding: €615M public investment. Notable products: Quantum Delta NL ecosystem program.

Delft, Netherlands

Public

Quantum Exponential

Investment Firm

Quantum Exponential invests in quantum technology companies across computing, communications, sensing, and software. Founded: 2021. Estimated employees: 1-10. Known funding: Investment vehicle. Notable products: Quantum technology portfolio.

London, England, UK

Private

Quantum Generative Materials

Quantum AI

Quantum Generative Materials develops AI and quantum-inspired methods for materials discovery. Founded: Unknown. Estimated employees: 1-10. Known funding: Unknown. Notable products: Materials discovery platform.

Toronto, Ontario, Canada

Nonprofit

Quantum Industry Canada

Other

Quantum Industry Canada represents and supports Canada's quantum technology companies and ecosystem. Founded: 2021. Estimated employees: 1-10. Known funding: Member funded. Notable products: Canadian quantum industry programs.

Toronto, Ontario, Canada

Private

Quantum Machines

Software

Quantum Machines develops quantum control hardware and software for quantum processors. Founded: 2018. Estimated employees: 201-500. Known funding: $280M+ reported. Notable products: OPX, QUA, quantum orchestration platform.

Tel Aviv, Israel

Private

Quantum Motion

Hardware

Quantum Motion develops silicon-based quantum processors designed for compatibility with semiconductor manufacturing. Founded: 2017. Estimated employees: 51-200. Known funding: $240M+ reported. Notable products: Silicon spin-qubit platform.

London, England, UK

Nonprofit

Quantum Open Source Foundation

Other

QOSF supports open-source quantum software, education, and community programs. Founded: 2020. Estimated employees: 1-10. Known funding: Donor funded. Notable products: QOSF mentorship, open-source quantum projects.

Global

Private

Quantum Rings

Software

Quantum Rings develops quantum simulation and software tools for developers and organizations. Founded: Unknown. Estimated employees: 1-10. Known funding: Unknown. Notable products: Quantum Rings SDK.

Unknown, USA

Nonprofit

Quantum Valley Ideas Lab

Research Lab

Quantum Valley Ideas Lab conducts quantum technology research and venture creation in Waterloo's quantum ecosystem. Founded: 2013. Estimated employees: 11-50. Known funding: Philanthropic and public funding. Notable products: Quantum technology research and spinouts.

Waterloo, Ontario, Canada

Private

Quantum Xchange

Quantum Security

Quantum Xchange develops crypto-agile and quantum-safe network security products. Founded: 2018. Estimated employees: 11-50. Known funding: Unknown. Notable products: Phio TX, quantum-safe network security.

Bethesda, Maryland, USA

Private

QuantumBasel

Other

QuantumBasel provides access to quantum computing systems, education, and enterprise quantum programs. Founded: 2022. Estimated employees: 11-50. Known funding: Unknown. Notable products: Quantum computing access and training programs.

Basel, Switzerland

Public

QuantumCTek

Quantum Networking

QuantumCTek develops quantum communication, QKD, and quantum network equipment. Founded: 2009. Estimated employees: 501-1000. Known funding: Public company. Notable products: QKD network products.

Hefei, Anhui, China

Private

QuantumDiamonds

Quantum Sensors

QuantumDiamonds develops diamond-based quantum sensors for semiconductor inspection and magnetic imaging. Founded: 2022. Estimated employees: 11-50. Known funding: Unknown. Notable products: Quantum diamond microscope systems.

Munich, Germany