Sweden

Ericsson Quantum - Quantum Computing Company Profile | Quantum Navigator

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.

FirstQFM - Quantum Computing Company Profile | Quantum Navigator

FirstQFM

FirstQFM AB is a Stockholm-based quantum technology company that develops proprietary AI foundation models designed to enhance the performance, scalability, and reliability of quantum computers across the quantum computing stack. In October 2025, FirstQFM raised €1.2 million in pre-seed funding led by BSV Ventures with participation from Almi Invest, Further than Capital, and Luminar Ventures to accelerate development of patent-pending machine learning foundation models that improve NISQ-era quantum machines and support progress toward fault-tolerant quantum computing. FirstQFM’s core offering consists of machine learning foundation models that sit beneath the quantum software stack, analyzing and optimizing the behavior of qubits before and during computation by feeding real-time telemetry from superconducting or photonic hardware into its models to predict calibration drifts, detect anomalous error patterns, and suggest corrective pulse sequences. The company partners with quantum hardware developers to enhance device calibration and error correction, working with a global network of partners and experts to accelerate the transition of quantum computing from experimental stages to real-world industrial use.

Low Noise Factory - Quantum Computing Company Profile | Quantum Navigator

Low Noise Factory

Low Noise Factory develops ultra-low noise quantum amplifiers and cryogenic electronics essential for quantum computing and quantum sensing applications, providing high-performance amplification solutions that enable sensitive quantum measurements and precise quantum state readout in superconducting quantum systems.

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Phase Space Computing - Quantum Computing Company Profile | Quantum Navigator

Phase Space Computing

Phase Space Computing is a startup based in Linköping founded in 2017 as a spinoff from Linköping University, providing educational tools and quantum technology toolboxes. The company develops quantum computing simulators, educational software, and training materials for universities and research institutions. Phase Space Computing helps democratize quantum computing education and research access across Sweden and Europe.

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Phase Space Computing AB - Quantum Computing Company Profile | Quantum Navigator

Phase Space Computing AB

Phase Space Computing is a spin-off from Linköping University producing educational tools for quantum information science. Founded by Niklas Johansson in 2017, the company produces educational toolkits that simulate quantum computing for student learning. Supplies toolboxes containing electronic circuit boards that approximate behavior of quantum gates, demonstrating functions such as QKD, teleportation, superdense coding, Deutsch-Jozsa algorithm, and Shor’s algorithm. Toolboxes can be adapted to high school, undergraduate, or graduate level courses. Based in Linköping, Sweden, contributing to Nordic quantum computing education ecosystem. Phase Space Computing makes quantum computing concepts tangible through hands-on educational hardware and software tools. The company addresses quantum workforce development by providing accessible learning tools for educational institutions globally.

Telia Company - Quantum Computing Company Profile | Quantum Navigator

Telia Company

Telia Company AB (formerly TeliaSonera) is a Swedish telecommunications company founded in 1853 (modern form 2002), headquartered in Solna, Sweden. Telia explores quantum technologies including quantum-safe security for telecommunications networks and quantum communications research. The company collaborates with Nordic quantum technology companies and research institutions advancing quantum technology adoption in telecommunications sector. Telia investigates post-quantum cryptography preparing telecommunications infrastructure for quantum computing threats. The company serves Nordic and Baltic telecommunications markets. Telia contributes to Nordic quantum technology ecosystem supporting quantum communications research and quantum-safe security development for telecommunications infrastructure.