Abe Quantum Solutions

Abe Quantum Solutions is a Canadian quantum communication company developing quantum key distribution systems and quantum secure communication networks for enterprise and government applications. The company specializes in practical quantum cryptography implementations, quantum network infrastructure, and secure quantum communication protocols for protecting sensitive data transmission. Abe Quantum provides consulting services for quantum security implementations and develops custom quantum communication solutions for organizations requiring the highest levels of security for their data transmission and communication networks, contributing to Canada’s quantum technology ecosystem and advancing quantum cryptography applications for critical infrastructure protection.

Aegiq

Aegiq is a UK-based full-stack photonic quantum computing company spun out from the University of Sheffield in 2019, developing secure quantum communications using III-V semiconductor-based quantum photonics chips manufactured with elements like Gallium, Indium, and Arsenic rather than traditional Silicon. The company secured £1.4 million in funding from Innovate UK and won a £30 million quantum testbed competition funded by the National Quantum Computing Centre to deliver Artemis, their compact photonic quantum computer. Building on over 20 years of world-class research in semiconductors and quantum science, Aegiq develops quantum technology for fiber-optic and satellite-based applications, focusing on secure quantum communications and photonic quantum computing with their dedicated user interface for integration with NQCC testbed ecosystem.

Aliro Quantum

Aliro Quantum is a US quantum networking software company founded in 2019 that develops quantum network orchestration and management software platforms for quantum communication networks, creating software solutions that enable the coordination, control, and optimization of quantum network resources across distributed quantum systems, providing network orchestration tools, quantum routing protocols, and network management systems that enable organizations to deploy, operate, and scale quantum communication networks for secure communications, distributed quantum computing, and quantum internet applications requiring sophisticated software-defined quantum networking capabilities.

AT&T Quantum

AT&T is researching quantum technologies for telecommunications applications including quantum key distribution, quantum-safe cryptography, and quantum networking infrastructure for secure communications. The company explores quantum technologies for network optimization, quantum-enhanced security protocols, and quantum communication systems that could provide ultra-secure connectivity for government, enterprise, and consumer applications. AT&T collaborates with quantum technology companies and research institutions to develop quantum networking capabilities, investigate quantum advantages for telecommunications infrastructure, and prepare network systems for quantum-safe security implementations. The company’s quantum research focuses on practical quantum applications that could enhance network security, improve communication reliability, and enable new quantum-enhanced services for customers requiring the highest levels of security and performance.

Ericsson Quantum

Ericsson is advancing quantum technologies through research in quantum communications, quantum key distribution, and quantum-safe security for telecommunications networks. The company investigates quantum networking solutions for 6G networks, quantum cryptography for secure communications infrastructure, and quantum-enhanced mobile network optimization. Ericsson collaborates with quantum technology companies and research institutions to develop quantum communication protocols, quantum network architectures, and post-quantum cryptographic solutions for telecommunications equipment and network infrastructure. The company’s quantum initiatives focus on preparing telecommunications networks for the quantum era, developing quantum-safe security measures, and exploring quantum technologies that could enhance network performance, security, and capabilities for next-generation wireless communications systems.

Nu Quantum

Nu Quantum is a UK quantum networking company founded in 2018 as a University of Cambridge spinout that develops quantum photonic hardware including room-temperature single-photon sources and detectors for quantum networking applications, pioneering breakthrough Qubit-Photon Interfaces (QPIs) that enable 100x better entanglement rates than current lab state-of-the-art for distributed quantum computing networks, awarded £2.3 million UK government contract to deliver the world’s first modular rack-mount scalable quantum data center prototype with Cisco, building industrialized distributed quantum computing systems at the UK’s National Quantum Computing Centre using proprietary optical microcavity technology with micron-level precision and sub-80 picometre stability for quantum processor networking.

Q*bird

Qbird is a spin-off from Delft University of Technology that develops quantum-based hardware and software solutions providing ultra-secure data communications and protection for critical infrastructures. The company has successfully deployed multi-user, multipoint-to-multipoint Quantum Key Distribution (QKD) networks including operational installations in Utrecht connecting data centers, university buildings, and research facilities, and the world’s first quantum-safe industrial internet at the Port of Rotterdam. Qbird won the Dutch IT Channel Award 2025 in the Networking & Edge Innovator category and received €1 million in subsidies to advance QKD technology, with partnerships including Eurofiber to integrate quantum security into commercial networks and ambitious goals to operate 60 quantum networks across Europe, Asia, and North America by 2030.

Qasky Quantum Technology

Qasky Quantum Technology is a Chinese quantum communication company specializing in quantum key distribution systems, quantum secure communication networks, and quantum cryptography solutions for enterprise and government applications. The company develops quantum communication infrastructure including quantum key distribution hardware, quantum network management software, and secure quantum communication protocols for building quantum-safe communication networks across China. Qasky collaborates with Chinese telecommunications companies and government agencies to deploy quantum communication networks for national security applications, contributing to China’s national quantum communication infrastructure development and advancing practical quantum cryptography implementations for securing sensitive data transmission across various sectors including finance, healthcare, and government communications.

QEYnet

QEYnet is a Canadian quantum key distribution network company founded in 2020 that develops and operates quantum communication networks for secure key distribution services, creating QKD network infrastructure and providing quantum-safe communication services that enable organizations to establish ultra-secure communication channels protected against both classical and quantum computing threats, offering managed QKD services, network integration solutions, and quantum-safe connectivity for government agencies, financial institutions, and enterprises requiring the highest levels of communication security through quantum cryptographic protocols and quantum network infrastructure.

QphoX

QphoX develops quantum modems that enable quantum internet connectivity by converting quantum information between different physical platforms, creating the essential infrastructure components for quantum networks that connect quantum computers, quantum sensors, and quantum communication systems to build a global quantum internet for secure communications and distributed quantum computing.

Company Information

• Founded: 2020
• Country: Netherlands
• Website: https://qphox.eu
• Categories: quantum communications

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Quantum Bridge Technologies

Quantum Bridge Technologies is a Canadian quantum networking company founded in 2019 as a University of Toronto spinout by Mattia Montagna (CEO) and Hoi-Kwong Lo (CTO), pioneering quantum-safe communications and quantum networking infrastructure. The company develops quantum key distribution systems, quantum repeaters, and quantum-safe cybersecurity solutions, partnering with Juniper Networks to advance industry-first quantum-safe networking solutions for enterprise and government applications. Professor Hoi-Kwong Lo, co-inventor of the all-photonic quantum repeater and ranking among the world’s top quantum cryptography researchers, brings decades of experience from Hewlett-Packard and MagiQ Technologies. Quantum Bridge focuses on building quantum networking infrastructure that enables secure quantum communications and distributed quantum computing applications, developing quantum-safe protocols and hardware for protecting critical infrastructure against both classical and quantum computing threats.

Qubitekk

Qubitekk specializes in quantum networking hardware including quantum key distribution systems, quantum random number generators, and quantum communication components that enable secure quantum networks and quantum internet infrastructure for government, defense, and commercial applications requiring ultra-secure communications.

Company Information

• Founded: 2012
• Country: USA
• Website: https://qubitekk.com
• Categories: quantum communications

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Qubitrium

Qubitrium is a Turkish quantum technology company founded in 2020, developing solutions in quantum cryptography, quantum communications, and quantum sensing with a focus on satellite-based quantum key distribution systems. The company is working on a satellite-based quantum key distribution payload and develops quantum communication technologies for secure data transmission and quantum networking applications. Qubitrium provides quantum security solutions, quantum communication protocols, and quantum sensing systems for government, defense, and commercial applications, contributing to Turkey’s quantum technology capabilities and advancing quantum technologies in the Middle East and European markets. The company focuses on practical quantum applications for national security, secure communications, and quantum sensing for various industrial and scientific applications.

Qunnect

Qunnect is a US quantum networking hardware company founded in 2017 that develops quantum network infrastructure components and systems for quantum internet applications, creating hardware solutions that enable quantum communication networks, quantum key distribution systems, and quantum information transmission over various network topologies, providing essential networking hardware components including quantum repeaters, quantum switches, and quantum network interfaces that enable the construction and operation of large-scale quantum communication networks for secure communications, distributed quantum computing, and quantum sensing applications requiring reliable quantum information transfer.

SilQ Connect

SilQ Connect is a Quebec-based quantum technology startup that secured pre-seed funding to develop microwave-optical quantum interconnects, addressing key infrastructure challenges in quantum computing networks. The company specializes in developing quantum interconnect technologies that enable communication between quantum processors and quantum computing systems, focusing on microwave-optical conversion technologies essential for scaling quantum computing architectures. SilQ Connect works on quantum networking infrastructure, quantum communication protocols, and quantum system integration technologies that enable distributed quantum computing and quantum networking applications. The company contributes to Canada’s quantum technology ecosystem by advancing quantum interconnect technologies and quantum networking capabilities for next-generation quantum computing systems.

SpeQtral

SpeQtral is a Singapore quantum satellite communications company founded in 2017 as a spinout from the Center for Quantum Technologies that develops space-qualified quantum key distribution systems using entangled photon pairs for ultra-secure global communications, developing the SpeQtre mission with the UK and planning the SpeQtral-1 satellite mission, demonstrating the world’s first space-qualified miniaturized entangled photon source on SpooQy-1 CubeSat in 2019, partnering with SES for interoperable optical ground stations and Thales Alenia Space for quantum communication demonstrations, supported by Singapore’s Office for Space Technology and Industry and European Space Agency’s INT-UQKD program to establish Singapore-Europe quantum communication links.

Toshiba Quantum

Toshiba develops quantum key distribution systems and quantum communication technologies as part of their advanced research and technology portfolio, creating QKD networks and quantum-safe communication solutions for secure data transmission, building quantum cryptography infrastructure for telecommunications and government applications while conducting fundamental research in quantum information science, contributing to Japan’s quantum communication initiatives and providing quantum security solutions that protect sensitive communications against both classical and quantum computing threats through advanced quantum cryptographic protocols and hardware systems.

WelinQ

WelinQ is a French quantum technology company founded in 2022 that develops quantum interconnects and networking components essential for building quantum networks and quantum internet infrastructure, creating hardware and software solutions that enable quantum computers, quantum sensors, and quantum communication systems to be connected and networked together, providing critical quantum networking technology for distributed quantum computing and quantum communication applications across various industries and research institutions.

Company Information

• Founded: 2022
• Country: France
• Website: https://welinq.fr
• Categories: quantum communications

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