SEALSQ Corp (Nasdaq: LAES) develops post-quantum cryptography semiconductors and security solutions for IoT and connected devices. In March 2026 it launched a 200 million dollar Quantum Fund, with more than 30 million dollars already deployed, targeting quantum companies and technologies across photonics, quantum networking, and quantum sensing. That same month, SEALSQ signed a Letter of Intent to acquire Miraex SA, a Swiss developer of photonics-based quantum interconnect solutions using Thin Film Lithium Tantalate technology, with the deal expected to close by June 2026.

As of Q1 2026, SEALSQ reported 530 million dollars in cash with no debt. In November 2025 it launched the Quantum Shield QS7001, a NIST-compliant PQC hardware chip now deployed in millions of IoT and embedded devices worldwide. The company reported 66 percent revenue growth in FY2025, inaugurated India's first PQC personalization center with Kaynes Semicon, and expanded its quantum fund to 200 million dollars. It forecasts Q1 2026 revenue exceeding 4 million dollars. Update 2026-06-12: Sealsq plans to launch its first satellite for the Quantum Spatial Orbital Cloud in the fourth quarter as part of a 100-satellite constellation. Source: https://quantumzeitgeist.com/sealsq-satellite-sealsqs-targets-first/ Update 2026-06-07: Sealsq is developing a Root-to-Qubit stack connecting post-quantum security silicon to next-generation quantum hardware. Source: https://quantumzeitgeist.com/quantum-transition-silicon-sealsqs-qs7001/ Update 2026-05-28: Sealsq's QS7001 Post-Quantum Secure Element received NIST Entropy Source Validation Certificate #E333. Source: https://quantumzeitgeist.com/qs7001-nist-entropy-element-validation/ Update 2026-05-20: SEALSQ launched WISeRobot.ch, a robotics platform that integrates human-centric AI with security from SEALSQ’s post-quantum semiconductors. Source: https://quantumzeitgeist.com/sealsqs-post-quantum-semiconductors/ Update 2026-05-01: Sealsq possesses 126 patents, inclu

Sealsq

ID Quantique (IDQ) is a Swiss quantum cybersecurity company founded in 2001 as a University of Geneva spinoff. It became the world leader in quantum key distribution (QKD) and quantum-safe security solutions, with world firsts including the first commercial QKD system deployment in 2004 and a 307km QKD distance record. Its products include the Cerberis XG and Clavis XG QKD systems, which serve governments, enterprises, and research institutions across more than 60 countries.

In 2025, IDQ was acquired by IonQ for approximately $250 million, becoming IonQ's subsidiary for quantum networking. In June 2025, IDQ's Clavis XG QKD systems and Clarion KX key exchange platform were tested on Colt's live optical network, achieving 99.9999% key transmission reliability, with Colt planning to expand quantum-safe encryption services for financial services customers.

In November 2025, IDQ expanded QKD network deployments across European financial institutions and government agencies. In December 2025, it deployed Slovakia's first national quantum communication network as part of the EU-wide EuroQCI initiative. The skQCI project, developed with the Institute of Physics of the Slovak Academy of Sciences, securely interconnects Slovakia's Presidential Palace, National Security Authority, and the Quantum Pavilion of the Slovak Academy of Sciences in Bratislava. IDQ systems also provided all QKD hardware for Romania's 1,500 km national quantum network deployed in 2026 under IonQ/IDQ branding. Update 2026-05-30: ID Quantique will present research on ultrafast superconducting nanowire single-photon detectors at the Optica Quantum 2.0 Conference. Source: https://quantumzeitgeist.com/ultrafast-snspd-research-quantique-glasgow/ Update 2025-06-12: Colt and ID Quantique conducted a trial achieving 99.9999% key transmission reliability over a live network. Source: https://quantumzeitgeist.com/colt-id-quantique-secure-networks-against-quantum-threats/

ID Quantique

API3 is a Swiss blockchain technology company founded in 2020. In May 2022, it partnered with the Australian National University (ANU) Quantum Optics Group to launch API3 QRNG, the first true random number generator for smart contracts using quantum vacuum fluctuations.

The quantum random numbers come from electromagnetic field vacuum fluctuations measured through balanced homodyne detection, providing ultra-high bandwidth, truly unpredictable randomness for blockchain and Web3 applications. API3 QRNG is free to use, requiring only gas fees, and is available on 13 blockchain platforms including Polygon, Avalanche, Fantom, Metis, Moonbeam, and RSK. It transmits encrypted data via Amazon Web Services and destroys random numbers after use for security.

Applications include gaming, NFTs, lotteries, crypto wallet generation, and other blockchain uses that need quantum-level unpredictability. The service serves blockchain developers, DeFi platforms, gaming applications, and cryptocurrency projects that need provably random numbers from quantum processes.

API3 QRNG

Alpes Lasers S.A. is a Swiss engineering company and manufacturer specializing in quantum cascade lasers (QCLs) and infrared lasers for scientific, industrial, and medical applications. It was founded as a spin-off from the University of Neuchatel by physicists Jerome Faist, Antoine Muller, and Matthias Beck, and was one of the first companies to commercialize quantum-cascade laser technology.

The company develops optoelectronic devices in the Mid-Infrared (MIR) and Near-Infrared (NIR) range, with applications in gas detection, spectroscopy, and quantum sensing. Its QCL technology applies quantum mechanical principles to photonics, which makes Alpes Lasers a key supplier to quantum research institutions and to industries that need precise infrared light sources. The company has more than 25 years of experience in quantum cascade laser systems.

Alpes Lasers

CCRAFT is a Swiss photonic chip foundry launched in April 2025 as a CSEM spin-off, focused on thin-film lithium niobate (TFLN) technology for scalable, high-volume manufacturing. It is the world's first production-ready pure-play foundry offering chips based on TFLN, built on more than six years of R&D at CSEM, the Swiss Center for Electronics and Microtechnology. CEO and founder Hamed Sattari leads the company, which is headquartered in Neuchatel.

TFLN chips promise up to 8 times higher speed and consume up to 10 times less energy than conventional optical components, enabling data transmission beyond 1.6 Tbit/s. CCRAFT manufactures photonic integrated circuits for optical communication, AI data centers, and quantum technologies. With planned expansion in Neuchatel, the company aims to reach 12 million chips in annual output by 2030 and to capture up to 30 percent of the global market for high-speed photonic circuits.

CCRAFT

Chiral Nano AG is a Swiss startup developing nanomaterial solutions for wafer-scale integration in quantum and semiconductor devices, using chiral nanomaterials to enable scalable manufacturing of quantum hardware components.

In February 2026, Chiral Nano raised a $12M seed round led by Crane Venture Partners to accelerate its nanomaterial wafer-scale integration technology. The company's approach targets scalable production of quantum device substrates using advanced nanomaterials, addressing a key manufacturing bottleneck in scaling quantum hardware.

Chiral Nano AG

Credit Suisse Group AG was a Swiss multinational investment bank founded in 1856 and headquartered in Zurich, Switzerland, before its acquisition by UBS in 2023. It explored quantum computing for financial services including portfolio optimization, risk analysis, and derivatives pricing, and it investigated quantum algorithms for wealth management and investment banking.

Credit Suisse collaborated with quantum computing providers to develop quantum solutions for banking operations, contributing to quantum finance research in the Swiss banking industry. Following the UBS acquisition, its quantum initiatives were integrated into UBS quantum programs, continuing quantum technology exploration in Swiss financial services across investment banking, wealth management, and computational finance.

Credit Suisse

École Polytechnique Fédérale de Lausanne (EPFL) is a research institute and university located in Lausanne, Switzerland. It was founded in 1969, with origins dating to 1853. Through its Center for Quantum Science and Engineering, EPFL conducts research across quantum computing, quantum photonics, quantum communications, and quantum technologies, with particular strength in photonic quantum computing, quantum optics, and quantum information processing.

EPFL researchers contribute to quantum algorithms, quantum hardware, quantum networks, and quantum applications. The university has produced quantum technology spinouts and maintains strong industry partnerships. Its research, education, and technology transfer help sustain Swiss leadership in quantum photonics and quantum information science. Update 2026-05-29: EPFL is now the first Swiss university to offer researchers cloud access to quantum computers through a collaboration with SCITAS and Quantinuum. Source: https://quantumzeitgeist.com/epfl-enables-first-swiss-real-quantum-computing-access/ Update 2025-09-01: EPFL and HES-SO Valais-Wallis developed a new quantum AI framework capable of analyzing 1.5TB datasets in milliseconds. Source: https://quantumzeitgeist.com/ai-systems-datasets-analyse-5tb-achieving-millisecond-queries-safer/

EPFL

ETH Zurich, the Swiss Federal Institute of Technology, is a public research university founded in 1855 in Zurich, Switzerland. Its quantum research spans quantum computing, quantum information, quantum materials, and quantum technologies, with the university's Quantum Center bringing together researchers from physics, engineering, and computer science.

ETH researchers contribute to quantum algorithms, quantum error correction, superconducting qubits, and quantum processors. The university has produced a number of quantum technology spinouts and maintains strong industry partnerships. Through fundamental research, education, and technology transfer, ETH Zurich helps anchor Swiss leadership in quantum information science. In January 2026, ETH Zurich's Wallraff group, with the Paul Scherrer Institute, demonstrated the first lattice surgery on superconducting qubits, published in Nature Physics. In March 2026, ETH Zurich and IBM launched a ten-year initiative on algorithms for the AI and quantum era. Update 2026-05-28: ETH Zurich researchers created certifiably perfect random numbers using a quantum experiment involving a Bell-test with entangled superconducting circuits. Source: https://quantumzeitgeist.com/bell-test-eth-zurich-create/ Update 2026-05-27: ETH Zurich researchers generated certifiably perfect random numbers using a quantum experiment involving entangled superconducting qubits. Source: https://quantumzeitgeist.com/qubits-yield-perfect-randomness-eth/ Update 2026-02-06: Researchers at ETH Zurich and the Paul Scherrer Institute demonstrated a method to perform quantum operations on superconducting qubits while simultaneously correcting for bit-flip errors. Source: https://quantumzeitgeist.com/eth-zurich-quantum-computing-qubit-surgery/

ETH Zurich

The Geneva Science and Diplomacy Anticipator (GESDA) is a Swiss foundation founded on February 20, 2019 by the Federal Government of Switzerland, the Republic and Canton of Geneva, and the City of Geneva, and it began operations in January 2020. GESDA brings together scientists, diplomats, the private sector, philanthropy, and citizens to use science anticipation for global action.

The foundation works through four community forums, each chaired by a prominent leader: the Academic Forum (Michael Hengartner), the Diplomacy Forum (Enrico Letta), the Impact Forum (Patrick Aebischer), and the Citizen Forum (Henrietta Fore). Its initiatives include the GESDA Science Breakthrough Radar, which maps transformative science and technology futures, the annual Geneva Science and Diplomacy Anticipation Summit, the Anticipation Gateway Initiative, the Geneva Public Portal to Anticipation, the Global Curriculum for Anticipatory Leadership, and the Anticipation Observatory.

In quantum computing, GESDA incubated and designed the Open Quantum Institute, which is hosted by CERN. It hosts the Quantum Diplomacy Symposium, acts as presenting sponsor of the XPRIZE Quantum Applications competition with Google Quantum AI, and developed the Quantum Diplomacy Game to train future leaders. GESDA aims to democratize quantum technologies rather than let them concentrate in the hands of a few nations or businesses, emphasizing multilateral governance and inclusive access to quantum computing for the sustainable development goals.

Geneva Science and Diplomacy Anticipator

Huber+Suhner AG is a Swiss manufacturer of components and systems for electrical and optical connectivity, founded in 1969 and headquartered in Herisau, Switzerland. It supplies photonic components, including fiber optic cables, connectors, and optical assemblies, used in quantum communication systems, quantum key distribution networks, and quantum computing infrastructure.

The company provides high-precision optical connectivity for quantum laboratories, quantum data centers, and quantum networking deployments. Alongside its quantum work it serves the telecommunications, aerospace, and industrial sectors, supplying the photonic components that quantum systems and quantum communication networks depend on.

Huber+Suhner

NovoViz is a Swiss fabless semiconductor innovator advancing computational single-photon imaging. The company delivers scalable, high-performance SPAD (Single-Photon Avalanche Diode) sensor solutions for machine vision, industrial automation, and quantum applications. NovoViz develops photon-counting technologies that enable quantum-grade sensing capabilities. Exhibited at CES 2025.

NovoViz

The Open Quantum Institute (OQI) is a multilateral governance initiative launched in March 2024 to promote global and inclusive access to quantum computing and to develop applications for the benefit of humanity. It is hosted by CERN during its 2024 to 2026 pilot phase and was incubated by GESDA, the Geneva Science and Diplomacy Anticipator. OQI operates as a science diplomacy instrument, bringing together research institutions, diplomacy, the private sector, and philanthropy.

The institute works around four core pillars: Accelerating Applications for Humanity, which develops quantum use cases aligned with the UN Sustainable Development Goals; Access for All, which provides global, equitable cloud-based access to quantum computers and simulators; Advancing Capacity Building, which creates educational resources for worldwide participation in quantum development; and Activating Multilateral Governance, which establishes a neutral forum for shaping quantum computing governance.

OQI is supported by UBS and partners with Google, IBM, QWorld, and academic institutions worldwide. It emphasizes inclusivity across all nations, open science practices, a focus on societal impact, independence from agendas, and international collaboration. The African Quantum Consortium is a member organization of OQI, reflecting the institute's commitment to global quantum ecosystem development.

Open Quantum Institute

Terra Quantum provides quantum-as-a-service solutions and develops quantum algorithms for enterprise applications, offering cloud-based access to quantum computing resources and consulting services for optimization, simulation, and machine learning across industries.

In April 2026, Terra Quantum signed an LOI for a Nasdaq SPAC merger with Mountain Lake Acquisition Corp. II at a $3.25 billion target. The deal was upsized in May 2026 to a $3.5 billion valuation. The company also disclosed QKD deployments running over existing fibre infrastructure, including a link securing Melita's data centres in Malta and a US Air Force pilot for secure data transmission. Update 2026-05-07: Terra Quantum delivered a platform to the U.S. Air Force for evaluating post-quantum cryptographic communications. Source: https://quantumzeitgeist.com/quantum-data-air-force-tests/ Update 2026-05-07: Terra Quantum successfully connected Melita's data centers in Malta using its Quantum Key Distribution technology on existing fiber. Source: https://quantumzeitgeist.com/terra-quantums-qkd-works-existing/ Update 2026-05-07: Terra Quantum implemented a Quantum Key Distribution link to secure Melita's data centers in Malta. Source: https://quantumzeitgeist.com/terra-quantums-qkd-link-melitas/ Update 2026-04-16: Terra Quantum offers quantum-as-a-service utilizing hybrid computing and quantum key distribution to solve business problems and improve data security. Source: https://quantumzeitgeist.com/terra-quantum-quantum-as-a-service/

Terra Quantum

CERN, the European Organization for Nuclear Research, is the world's largest particle physics laboratory and an increasingly active participant in quantum technology research. Located near Geneva on the Swiss-French border, CERN employs over 17,000 scientists and engineers from 113 countries and operates the Large Hadron Collider (LHC), a machine that itself depends on quantum physics and superconducting magnet technology.

CERN launched its quantum computing programme, the CERN Quantum Technology Initiative (QTI), in 2020 to investigate how quantum computing can accelerate particle physics data analysis, simulation of quantum field theories, and optimisation of accelerator operations. CERN has deployed IBM quantum computers for LHC data analysis experiments and participates in quantum simulation programmes with multiple vendors through Amazon Braket and the IBM Quantum Network. The CERN openlab collaborates with technology companies on quantum algorithm development for high-energy physics.

CERN's quantum sensing contributions extend to precision measurement of fundamental constants, gravitational wave detector technology transfer, and development of quantum gravimeters for geodesy. CERN's superconducting technology expertise, refined over decades of building superconducting magnets for particle accelerators, applies directly to superconducting qubit development and is being transferred to quantum computing through collaborative programmes with quantum hardware companies. CERN participates in the EU Quantum Flagship and contributes to European quantum technology standardisation. Update 2026-04-02: CERN developed six Timepix chips that are deployed with ADVACAM on NASA’s Artemis II mission to measure radiation exposure. Source: https://quantumzeitgeist.com/cern-artemis-ii-advacam-deploy/ Update 2025-11-15: CERN approved a strategy to integrate artificial intelligence across all its research activities. Source: https://quantumzeitgeist.com/cern-ai-ai-strategy/ Update

CERN

LIGENTEC is a B2B manufacturer of photonic integrated circuits for AI, quantum technologies, LiDAR, and biosensors. It was spun off in 2016 from Professor Tobias Kippenberg's lab at the Federal Institute of Technology (EPFL) in Lausanne, Switzerland, by Michael Geiselmann, Michael Zervas, and Tobias Kippenberg. Headquartered near EPFL in Lausanne with offices near X-Fab in Corbeil-Essonnes, France, LIGENTEC specializes in commercializing all-nitride-core technology and offers low-loss SiN photonic integrated circuits for quantum technologies, LiDAR, communications, space, and sensors.

The company raised 8.78 million dollars from investors including Horizon Europe, EIC Accelerator, the Foundation for Technological Innovation, and Venture Kick. LIGENTEC serves quantum computing applications that require ultra-low-loss photonic components for qubit control and quantum state manipulation.

LIGENTEC

Miraex is a Swiss company that designs and manufactures quantum sensing and computing photonic systems, and builds quantum integrated circuits for high-sensitivity measurements. The company specializes in photonic quantum technologies including integrated quantum photonics chips for sensing applications. Miraex provides custom quantum photonic solutions for research institutions and industrial clients requiring ultra-precise quantum measurements.

Miraex

Novartis AG is a Swiss multinational pharmaceutical corporation founded in 1996 through the merger of Ciba-Geigy and Sandoz, headquartered in Basel, Switzerland. The company explores quantum computing applications for drug discovery, including molecular simulation, protein folding, drug-target interaction modeling, and pharmaceutical development.

Novartis collaborates with quantum computing providers and quantum software companies to develop quantum algorithms for computational drug discovery, and it investigates quantum machine learning for analyzing pharmaceutical data and quantum simulation for understanding complex biological molecules. Through this work, the company advances practical quantum applications for healthcare and aims to accelerate pharmaceutical development using quantum technology and quantum-enhanced computational chemistry.

Novartis

Oscilloquartz is a timing and synchronization company founded in 1949 in Switzerland's watchmaking region, and a subsidiary of Adtran since 2021. The company designs products for utilities, defense, finance, IoT, broadcasting, and mobile networks including 5G.

ADVA developed optical cesium atomic clocks, including the OSA 3300-HP high-performance optical cesium atomic clock, the OSA 3350 ePRC+, the industry's first ePRC optical cesium clock, which delivers 14-day holdover with 35 nanoseconds of accumulated error, and the OSA 3350 Super ePRC (SePRC) with extensive timing holdover and high-performance stability. These products address critical GNSS outages caused by jamming and spoofing attacks, offering backup for mission-critical infrastructure such as mobile networks and power utilities. Oscilloquartz's coreSync technology uses optical-pumping techniques with laser diodes, and POST Luxembourg deployed ADVA's optical cesium atomic clock to counter GNSS attacks and improve PNT resilience.

These solutions also support quantum computing applications that require ultra-precise timing synchronization.

Oscilloquartz

The Paul Scherrer Institute (PSI) is Switzerland's largest research institution, located in Villigen in the canton of Aargau. PSI operates major large-scale research facilities including the Swiss Light Source (SLS), the Swiss Spallation Neutron Source (SINQ), and the Swiss Free Electron Laser (SwissFEL), which together enable quantum materials characterisation at atomic resolution. PSI is a key node in Switzerland's quantum technology ecosystem alongside ETH Zurich and EPFL.

PSI's quantum technology research focuses on muon spin spectroscopy for quantum materials characterisation, neutron scattering for studying quantum magnetism and topological materials, and the development of quantum sensing techniques based on spin systems. Its quantum computing contributions are mainly in quantum materials research, characterising superconducting materials, topological insulators, magnetic quantum systems, and molecular magnets that underpin qubit technologies across multiple platforms.

PSI participates in the Swiss National Centre of Competence in Research (NCCR) SPIN, a national programme developing silicon spin qubits, and contributes to NCCR QSIT (Quantum Science and Technology) through its quantum materials work. The institute collaborates with Swiss quantum companies and ETH Zurich on advanced quantum sensor development and materials characterisation services for the quantum industry. Quantum hardware companies worldwide use PSI's neutron and muon facilities to characterise their materials and decoherence sources. Update 2026-02-06: Researchers at ETH Zurich and the Paul Scherrer Institute demonstrated a method to perform quantum operations on superconducting qubits while simultaneously correcting for bit-flip errors. Source: https://quantumzeitgeist.com/eth-zurich-quantum-computing-qubit-surgery/

Paul Scherrer Institute

QAI Ventures is a venture capital firm and accelerator based in Basel, Switzerland, founded in 2020 to advance innovation in quantum technology, AI, and advanced computing. It operates offices in Basel (Switzerland), Calgary (Canada), Tokyo (Japan), and Singapore, where its Asia-Pacific headquarters runs in partnership with Enterprise Singapore. The firm runs global accelerator programs for startups building quantum technologies, quantum-inspired solutions, and advanced computing, supporting companies from lab to commercialization and IPO.

Startups in the programs receive up to $200K via convertible note, and top-performing teams can access follow-on funding of up to $2M in equity. QAI Ventures connects startups to local and global capital, mentors, and infrastructure across its regional hubs.

In March 2025, QAI Ventures launched North America's first quantum technology accelerator in Calgary, partnering with the Quantum City initiative led by the University of Calgary. In November 2025, the firm announced plans to establish a quantum technology startup accelerator program in Singapore, focused on nurturing early-stage quantum companies in the Asia-Pacific region and strengthening Singapore's position as a quantum innovation hub. Update 2025-11-03: QAI Ventures launched a new QuantumAI accelerator program in Singapore to support early-stage quantum computing and AI startups. Source: https://quantumzeitgeist.com/qai-ventures-quantum-ai/

QAI Ventures

Qnami is a Swiss quantum sensing company founded in 2016 that develops quantum sensing and microscopy systems using nitrogen-vacancy (NV) centers in diamond for ultra-precise magnetic field measurements, providing quantum sensors and scanning probe microscopes that enable researchers and industries to perform nanoscale imaging and sensing applications in materials science, life sciences, and nanotechnology with unprecedented sensitivity and resolution for magnetic field detection, temperature sensing, and quantum state characterization.

Qnami

QuantumBasel is a Swiss quantum computing hub and innovation center established in 2022. It brings together quantum technology companies, research institutions, and industry partners to accelerate quantum computing development and commercialization in Switzerland.

The hub provides collaborative workspace, business development support, and technology transfer services for both quantum startups and established companies. Through networking events, technical workshops, and partnership facilitation, QuantumBasel supports the Swiss quantum ecosystem and the growth of quantum technologies in finance, pharmaceuticals, logistics, and other industries where Swiss companies seek advantages in optimization, simulation, and machine learning.

QuantumBasel

Roche is exploring quantum computing for pharmaceutical research and drug discovery. The company investigates quantum algorithms for molecular simulation, protein folding prediction, and drug-target interaction modeling that could speed the development of new medicines and personalized therapies.

Working with quantum computing companies and research institutions, Roche looks at how quantum methods could help with computational chemistry, clinical trial optimization, and biomarker discovery. It is studying how quantum machine learning and quantum simulation could strengthen its research capabilities and shorten drug development timelines while improving therapeutic outcomes across oncology, immunology, and other areas. Update 2026-03-17: Roche is expanding its AI capabilities by acquiring over 3,500 NVIDIA GPUs to accelerate drug discovery efforts. Source: https://quantumzeitgeist.com/nvidia-drug-discovery-gpus-roche-infrastructure/

Roche

SealSQ is launching six satellites in 2025 for commercial quantum-secure communications, representing a major commercial QKD space milestone. The Swiss-US company develops satellite quantum communications. SealSQ's constellation will provide commercial quantum-safe communication services via satellite, enabling global quantum encryption for enterprises and governments requiring secure communications immune to quantum computer attacks.

SealSQ Quantum Satellites

Swiss Quantum Technology SA (SQT) is a company based in Lugano, Switzerland. It signed a €10M agreement with D-Wave to deploy a D-Wave Advantage2 annealing quantum computer in Europe.

The Advantage2 system SQT funded is a 4,400+ qubit machine, accessible to customers through D-Wave's Leap real-time quantum cloud service. SQT aims to accelerate quantum computing adoption in Europe by providing local access to quantum annealing, serving enterprises and research institutions that want to apply quantum computing to optimization problems in logistics, finance, materials science, and other fields.

Swiss Quantum Technology

Swisscom AG is a Swiss telecommunications provider founded in 1998 when it was privatized from the PTT, headquartered in Ittigen near Bern, Switzerland.

As part of the Swiss Quantum Initiative, Swisscom conducts quantum key distribution (QKD) trials and quantum-safe telecommunications research. It collaborates with Swiss quantum technology companies, including ID Quantique, to deploy practical quantum communications networks, and it invests in post-quantum cryptography to prepare its telecommunications infrastructure for the threats quantum computing poses to current encryption standards. The company serves Swiss telecommunications markets, enterprises, and government agencies, and contributes to the Swiss quantum technology ecosystem by advancing quantum communications and networking.

Swisscom

UBS Group AG is a Swiss multinational investment bank and financial services company founded in 1862, with its current form dating to a 1998 merger, headquartered in Zurich, Switzerland.

UBS explores quantum computing for financial services, including portfolio optimization, derivatives pricing, risk management, and wealth management optimization. It works with quantum computing providers to develop quantum algorithms for investment banking and asset management, and it investigates quantum machine learning for financial market analysis and quantum optimization for trading strategies. Serving global wealth management, investment banking, and asset management markets, UBS is preparing the Swiss banking sector for quantum advantage in computational finance.

VAT Group AG is a Swiss company that makes high-performance vacuum valves, founded in 1965 by Siegfried Schertler in Flawil, St. Gallen, Switzerland, and headquartered in Haag in the canton of St. Gallen.

VAT supplies vacuum and gas dosing valves for dilution refrigerators, meeting the strict requirements for precise and reliable operation at temperatures close to absolute zero. By the end of 2023 the company held a market share of around 75% in vacuum valves for semiconductor production, serving semiconductor manufacturing, displays, and scientific research, including quantum computing. Its valves handle ultra-high vacuum and ultra-pure gas control in quantum computing cryogenic systems, and it supplies quantum computing manufacturers, research laboratories, and cryogenic equipment providers that need high-precision valves for dilution refrigerators and quantum processor environments operating at millikelvin temperatures.

VAT Group

YQuantum is a Swiss quantum hardware startup founded in 2024 by Dr. Christian Junger (CEO) and Dr. Johannes Herrmann (CTO), with Prof. Em. Dr. Christian Schonenberger as advisor. The company is an official spinout from the University of Basel and is based at the Switzerland Innovation Park in Villigen. Its founders combine expertise from UC Berkeley, ETH Zurich, and the University of Basel.

YQuantum develops miniaturized cryogenic hardware components for next-generation quantum computers, building parts that can operate at extremely cold temperatures, a few thousandths of a degree Kelvin above absolute zero. The company's goal is to provide tailored cryogenic components that let quantum computing systems scale effectively.

In 2024, YQuantum secured 150,000 dollars (CHF 150,000) in seed funding from the Venture Kick initiative to advance its miniaturized hardware. The company also established a partnership with UC Berkeley, one of Berkeley's first major partnerships in the quantum computing industry, to jointly advance cryogenic hardware. YQuantum further partnered with Singapore-based Anyon Technologies to establish a European quantum testbed supporting application-driven research in AI, chemical engineering, and materials science.

YQuantum

Zurich Instruments is a provider of quantum control electronics. In 2018 it introduced the first commercial Quantum Computing Control System (QCCS), a scalable hardware and software platform that can control more than 100 superconducting and spin qubits with real-time feedback, synchronization, and decision-making. Components such as the SHFQA Quantum Analyzer and SHFSG Signal Generator handle high-fidelity qubit control and readout for quantum computing companies including Atlantic Quantum and IQM.

In January 2026 the company launched the SHF+ next-generation signal generator series, adding bandwidth and signal fidelity for qubit control, and expanded the QCCS platform to support systems of 500 or more qubits with lower latency for real-time error correction feedback loops.

In February 2025, Zurich Instruments, IQM, and Riverlane launched SurgeonQ, the first integrated quantum error correction platform. It combines ZI control hardware, a 20-qubit IQM superconducting processor, and Riverlane's Deltaflow QEC Stack for real-time lattice surgery error detection and correction on logical qubits. As part of the NVIDIA NVQLink initiative, Zurich Instruments is working with IQM Quantum Computers and NVIDIA on a real-time quantum error correction demonstrator aimed at data-center-integrated quantum systems by 2030.

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