Aluvia Photonics

Aluvia Photonics is a pioneering provider of photonic integrated circuits based on proprietary aluminium oxide (AlOx/Al2O3) material platform, founded in 2022 as a University of Twente spin-off. The technology was developed over more than a decade at the University of Twente by cofounder Prof. Sonia Garcia Blanco and her research team. Aluvia’s AlOx platform offers broad spectral range from 200 nm to mid-IR (~3 µm) covering UV, visible, and infrared applications, ultra-low propagation losses as low as ~1 dB/cm at 369 nm and ~5 dB/m at 1550 nm, and on-chip optical amplification through rare-earth ion doping (Er3+, Yb3+, Nd3+, Tm3+). Using 200mm CMOS-compatible materials, Aluvia ensures compatibility with established manufacturing infrastructure for cost-effective scalability. Applications include quantum computing (ion traps), advanced telecommunications, sensing, optical amplifiers, O-band switches, and biomedical fields. Aluvia provides turnkey solutions including multi-project wafers, dedicated runs, and custom process development.

Cottonwood Technology Fund

Cottonwood Technology Fund is a Dutch venture capital firm founded in 2013, investing in early-stage technology companies including quantum security and deep tech startups. In May 2024, Cottonwood jointly led Q*Bird’s 2.5 million euro funding round with QDNL Participations, supporting Dutch quantum key distribution company. The firm focuses on deep tech investments in Netherlands and Europe, including quantum technologies, photonics, advanced materials, and cybersecurity. Cottonwood Technology Fund brings capital and strategic expertise to quantum communications companies, quantum security startups, and photonic quantum technology developers. The firm identifies and supports early-stage companies commercializing quantum research from Dutch universities and research institutions. Cottonwood serves Dutch and European quantum technology ecosystem connecting startups with industry partners, research institutions, and follow-on investors. The firm invests in quantum communications, quantum cryptography, quantum networking, and quantum security companies building practical commercial quantum technologies. Cottonwood Technology Fund contributes to Netherlands quantum technology leadership supporting growth of quantum innovation ecosystem.

Delft Circuits

Delft Circuits is a Dutch quantum technology company founded in 2017 as a QuTech spinout that specializes in manufacturing high-performance cryogenic quantum cables and interconnects essential for quantum computing systems, providing low-noise, high-fidelity signal transmission solutions that enable precise control and readout of qubits in dilution refrigerators, serving quantum computing companies worldwide with critical infrastructure components that maintain signal integrity at millikelvin temperatures required for superconducting quantum processors.

Eurofiber

Eurofiber is a European telecommunications and fiber optic network provider founded in 2000, headquartered in Amsterdam, Netherlands, deploying quantum key distribution technology across its extensive fiber network. In February 2025, Eurofiber and QBird were awarded 1 million euros at Mobile World Congress Barcelona for their Quantum Key Distribution project by Dutch government. In October 2024, Eurofiber collaborated with QBird to integrate QKD technology into Eurofiber’s extensive fiber optic network connecting quantum communication networks in Amsterdam and Rotterdam. In April 2024, QuTech and Eurofiber ran quantum cryptography on existing fiber in an open testbed, demonstrating practical QKD deployment on operational telecommunications infrastructure. The project strengthens collaboration between network provider Eurofiber and quantum security company Q*Bird advancing quantum-safe communications infrastructure in Netherlands. Eurofiber serves telecommunications operators, enterprises, data centers, government agencies, and financial institutions requiring quantum-safe network connectivity and secure communications infrastructure preparing for quantum computing threats to current encryption standards.

Fermioniq

Fermioniq is a quantum software company based in Amsterdam developing tools and algorithms for quantum chemistry simulations and materials science applications. The company focuses on creating practical quantum software that can run on current and near-term quantum hardware to solve real-world problems in drug discovery, materials design, and chemical process optimization. Fermioniq bridges quantum computing capabilities with industrial R&D needs.

Company Information

• Founded: 2022
• Country: Netherlands
• Website: https://fermioniq.com
• Categories: quantum software

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FrostByte

FrostByte is a 2025 spin-out from QuTech at TU Delft developing cryogenic electronics that address the scaling bottlenecks facing quantum technologies. The company creates integrated circuits and control electronics that operate at ultra-low temperatures directly alongside quantum processors, reducing wiring complexity and improving signal fidelity. FrostByte’s innovations enable the scaling of quantum computers from hundreds to thousands of qubits.

Company Information

• Founded: 2025
• Country: Netherlands
• Website: https://frostbyte.nl
• Categories: quantum control, hardware

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Groove Quantum

Groove Quantum is a QuTech spinout launched in 2024 tackling the qubit scalability challenge with its unique germanium-based quantum technology. The company develops germanium quantum dots as a platform for quantum computing that offers advantages in terms of manufacturability, scalability, and integration with existing semiconductor processes. Groove Quantum’s approach enables quantum processors to be fabricated using standard CMOS-compatible processes.

Company Information

• Founded: 2024
• Country: Netherlands
• Website: https://groovequantum.com
• Categories: quantum processors

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InnovationQuarter

InnovationQuarter is the regional development agency for Zuid-Holland province in the Netherlands, founded in 2005 and based in The Hague, investing in innovative companies including quantum technology and quantum security startups. InnovationQuarter participated in Q*Bird’s 2.5 million euro funding round in May 2024, supporting Delft-based quantum key distribution company. The organization provides investment capital, business development support, and ecosystem connections to high-tech startups and scale-ups in Zuid-Holland region, home to quantum technology clusters in Delft, Leiden, and Rotterdam. InnovationQuarter focuses on deep tech including quantum technologies, photonics, life sciences, and cleantech. The organization serves Zuid-Holland quantum ecosystem connecting startups with QuTech research center, TNO, universities, and corporate partners. InnovationQuarter invests in quantum communications, quantum security, quantum sensing, and quantum computing companies commercializing research from Delft University of Technology and Leiden University. The organization contributes to Netherlands quantum technology leadership building innovation infrastructure and supporting growth of quantum startups in one of Europe’s leading quantum technology regions.

KPMG

KPMG International Limited is a multinational professional services network founded in 1987 (current form), headquartered in Amstelveen, Netherlands. KPMG provides quantum computing advisory services including quantum strategy consulting, quantum technology assessment, quantum risk management, and quantum readiness programs. The company quantum practice assists organizations with quantum technology evaluation, quantum workforce development, and quantum business transformation. KPMG collaborates with quantum computing companies and research institutions providing quantum expertise across industries including financial services, telecommunications, and technology sectors. KPMG serves enterprise clients requiring quantum consulting and strategic guidance for quantum technology adoption and post-quantum security transitions. KPMG advances quantum technology commercialization providing quantum advisory services and quantum education supporting global enterprise quantum readiness and quantum technology integration.

KPMG Quantum Services

KPMG offers quantum computing consulting for financial services strategy, risk assessment, and quantum readiness planning. The Big Four firm helps organizations assess quantum computing opportunities and quantum cybersecurity risks. KPMG serves clients in banking, insurance, and asset management with quantum computing strategy development, post-quantum cryptography readiness assessments, and guidance for adopting quantum technologies in financial services applications.

Company Information

• Founded: 1987
• Country: Netherlands
• Website: https://kpmg.com
• Categories: consulting

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KPN

Koninklijke KPN N.V. (Royal KPN) is a Dutch telecommunications and IT provider founded in 1989 (privatized from PTT), headquartered in Rotterdam, Netherlands. KPN explores quantum communications including quantum key distribution (QKD) trials and quantum-safe telecommunications infrastructure. The company collaborates with Dutch quantum technology companies and QuTech research center advancing practical quantum communications deployments. KPN investigates post-quantum cryptography and quantum networking capabilities for telecommunications infrastructure. The company serves Netherlands telecommunications markets enterprises and government agencies requiring quantum-safe communications. KPN contributes to Netherlands quantum technology ecosystem advancing quantum communications research and quantum networking for telecommunications industry supporting Dutch quantum technology leadership protecting telecommunications infrastructure against quantum computing threats.

Leiden Cryogenics

Leiden Cryogenics is a Dutch company founded in 1984 specializing in advanced cryogenic systems essential for quantum computing and quantum sensing applications, providing dilution refrigerators, cryostats, and ultra-low temperature systems required for superconducting quantum computers and quantum devices. The company supplies cryogenic infrastructure to quantum computing companies, research institutions, and national laboratories worldwide, enabling quantum systems to operate at the millikelvin temperatures necessary for quantum coherence and quantum computing operations. Leiden Cryogenics develops customized cryogenic solutions for quantum technology applications including quantum computers, quantum sensors, and fundamental physics research, with systems capable of reaching temperatures below 10 millikelvin required for advanced quantum devices. The company’s cryogenic expertise is critical for the quantum technology ecosystem, providing the ultra-cold environments necessary for superconducting qubits, trapped ion systems, and quantum sensing applications.

LioniX International

LioniX International is a Netherlands-based leading global provider of customized microsystem solutions specializing in photonic integrated circuits (PICs) and MEMS technologies. Originally founded as Lion Photonics in 2001 by Hans van De Vlekkert and René Heideman, the company grew through the merger of three Dutch start-ups: Satrax BV, XiO Photonics BV, and LioniX BV in 2016. Based in Enschede, Netherlands, LioniX has developed the industry-leading TriPleX silicon nitride waveguide technology platform enabling applications ranging from AR/VR, biosensing, and telecom to photonic quantum computing. The company’s quantum photonics capabilities support quantum sensing, quantum processing, and quantum encryption applications. In January 2023, a Dutch consortium invested €3.5 million in LioniX International to drive growth in photonic integrated circuits for quantum applications. LioniX has been instrumental in the Enschede/Twente quantum ecosystem, collaborating with spin-off companies and research institutions to advance European quantum photonics capabilities.

NXP Semiconductors

NXP Semiconductors is a global semiconductor manufacturer that has pioneered post-quantum cryptography in hardware, co-authoring the Crystals-Kyber lattice-based algorithm selected by NIST as a PQC standard in collaboration with IBM. In November 2024, NXP launched the i.MX 94 applications processor family, its first PQC-ready processor integrating quantum-safe encryption for industrial and automotive edge applications. NXP’s security specialists in Eindhoven focus on quantum-safe hardware solutions including hardware-based encryption accelerators, secure key storage, and cryptographic modules integrated directly into chips.

Orange Quantum Systems

Orange Quantum Systems develops specialized quantum chip testing and characterization systems that enable quantum device manufacturers to validate and optimize their quantum processors through precise measurement and analysis capabilities, providing essential tools for quantum hardware development and quality control in the quantum computing supply chain.

Company Information

• Founded: 2020
• Country: Netherlands
• Website: https://orangeqs.com
• Categories: hardware

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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 targeting 2030.

Qblox

Qblox is a Dutch quantum control hardware company founded in 2019 as a QuTech spinoff by Niels Bultink and Jules van Oven, developing the next-generation ‘Cluster’ series of modular and scalable quantum control stacks that can control up to 20 qubits per device with ultra-low signal noise and low-latency feedback, enabling quantum computer developers to cascade multiple systems for controlling unprecedented numbers of qubits while maintaining hardware agnosticism across different qubit types, with €24.2 million in Series A funding and active collaborations within the Delft quantum ecosystem.

QDI Systems

QDI Systems is a Dutch deep tech startup founded in 2019 by physicist PhD Artem Shulga as a spin-off of the Zernike Institute for Advanced Materials at University of Groningen, the first company in the world to apply quantum dots technology to medical imaging including X-rays and mammography screening. QDI Systems announced €5 million Series A funding in January 2024 led by NOM (Investment and Development Agency for Northern Netherlands), joined by Carduso Capital, RuG Ventures, and Maki.vc, plus €1.97 million innovation loan from Netherlands Enterprise Agency (RVO). In February 2025, QDI Systems received €2.5 million grant from European Innovation Council (EIC) for X-ray and shortwave infrared (SWIR) applications, with total available funding up to €7.5 million. QDI Systems’ quantum dots offer higher image quality with significantly lower radiation doses compared to conventional technologies. Quantum dots are solution-processable semiconductor nanoparticles efficiently converting photons into electronic signals for medical imaging applications.

QDNL Participations

QDNL Participations is the investment arm of Quantum Delta NL, the Dutch national quantum technology program, supporting quantum technology companies including quantum security and quantum communications startups. In May 2024, QDNL Participations jointly led Q*Bird’s 2.5 million euro funding round with Cottonwood Technology Fund, with participation from InnovationQuarter. The organization invests in Dutch quantum technology companies advancing quantum computing, quantum communications, quantum sensing, and quantum security. QDNL Participations brings strategic capital and ecosystem support to quantum startups commercializing Dutch quantum research. The fund serves Dutch quantum technology ecosystem connecting startups with government support, research institutions, and corporate partners. QDNL Participations focuses on quantum communications companies, quantum key distribution developers, quantum networking startups, and quantum security providers building practical quantum technologies. The organization contributes to Netherlands quantum technology leadership supporting commercialization of quantum innovations from Dutch universities and research centers including QuTech, University of Amsterdam, and Leiden University.

QHarbor

QHarbor is a QuTech spin-out solving data management challenges in experimental physics for quantum research. The company develops data management platforms for quantum laboratories. QHarbor’s software addresses the complexity of managing, analyzing, and sharing experimental data from quantum physics experiments, improving research productivity and enabling better collaboration in quantum research teams.

Company Information

• Founded: 2023
• Country: Netherlands
• Website: https://qharbor.com
• Categories: quantum software, data management

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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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QT Sense

QT Sense is a Groningen-based startup spun out from the University Medical Center Groningen (UMCG) in February 2024, leveraging nanodiamond-based quantum sensing to detect changes in cellular activity at the single-cell level. The company secured €6 million in funding to advance its quantum sensing technology for disease diagnostics. QT Sense’s flagship product, Quantum Nuova, is a single-cell Nano-MRI platform designed to measure cellular activity with high precision, enabling early sepsis diagnostics and personalized cancer treatment. The company’s quantum technology has the potential to detect sepsis within seconds, significantly improving survival rates. QT Sense’s technology can understand diseases at a single-cell level, revolutionizing medical diagnostics through quantum sensing.

Qu&Co

Qu&Co was a Dutch quantum software company founded in 2017 that specialized in quantum computational chemistry and molecular simulation applications, developing quantum algorithms and software tools for drug discovery, materials science, and chemical modeling before being acquired and merged with Pasqal to enhance their neutral atom quantum computing platform with advanced quantum software capabilities, contributing their expertise in quantum chemistry algorithms to accelerate practical quantum applications in molecular simulation and materials research.

Quantum Delta NL

Quantum Delta NL is the Netherlands’ national quantum technology program established in 2020 as a public-private partnership that coordinates quantum research, development, and commercialization across the country, bringing together leading research institutions including QuTech, universities, and quantum technology companies to advance the Netherlands’ position as a global quantum technology hub, providing funding, infrastructure, and coordination for quantum computing, quantum internet, quantum sensing, and quantum software initiatives while fostering collaboration between academia and industry to accelerate quantum technology development and create a thriving Dutch quantum ecosystem.

Quantum Zeitgeist Intelligence

Quantum Zeitgeist Intelligence provides quantum computing market intelligence, analysis, and software tools for quantum technology assessment. The company develops analytical frameworks and software platforms helping organizations evaluate quantum computing opportunities and track quantum technology developments. Provides comprehensive market research on quantum computing companies, funding trends, and technology milestones. Quantum Zeitgeist offers consulting services for quantum technology strategy and investment analysis. The company’s intelligence platform aggregates data on quantum startups, research developments, and commercial applications. Based in Netherlands, serving global clients including investors, corporations, and government agencies interested in quantum computing. Focus on bridging gap between quantum technology developments and business strategy, helping organizations make informed decisions about quantum computing investments and partnerships.

QuantWare

QuantWare is a TU Delft/QuTech spinout founded in 2020 by Dr. Alessandro Bruno and MSc Matthijs Rijlaarsdam that became the world’s first company to commercially manufacture superconducting quantum processors for third parties, offering off-the-shelf QPUs like the 5-qubit Soprano and 25-qubit Contralto. In March 2025, QuantWare raised €20 million in Series A funding co-led by Invest-NL Deep Tech Fund and Innovation Quarter to accelerate development of their revolutionary VIO technology, which solves scaling bottlenecks by routing connections vertically in 3D, enabling superconducting quantum processors to scale to thousands of qubits and potentially millions in a single processor. The company’s foundry services enable customers to build full-stack quantum computers at one-tenth the cost of competing solutions, with total funding now exceeding $32.9 million to lower barriers to entry in quantum computing and unlock the fastest path towards quantum computers with unprecedented qubit counts.

QuiX Quantum

QuiX Quantum develops integrated photonic quantum processors using silicon photonics technology to create scalable quantum computing systems that operate at room temperature, focusing on photonic quantum circuits and quantum interferometry for applications in quantum simulation, optimization, and quantum machine learning.

Company Information

• Founded: 2019
• Country: Netherlands
• Website: https://quixquantum.com
• Categories: hardware

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QuTech

QuTech is a world-leading quantum research institute established as a collaboration between Delft University of Technology (TU Delft) and the Netherlands Organization for Applied Scientific Research (TNO). Founded in 2014, QuTech conducts cutting-edge research across the full quantum technology stack, from fundamental quantum physics to practical quantum applications. The institute has made groundbreaking contributions to quantum computing, quantum internet, and quantum sensing, including demonstrations of quantum teleportation, quantum error correction, and the development of silicon-based spin qubits. QuTech operates the Quantum Network Explorer, one of the world’s first quantum internet testbeds, and has spun out several successful quantum technology companies including Delft Circuits and QuantWare. The institute collaborates with major technology companies, government agencies, and academic institutions worldwide, serving as a crucial bridge between quantum research and commercial applications. QuTech’s multidisciplinary approach and strong industry partnerships position it as a key driver of quantum technology development in Europe and globally.

Rabobank Quantum

Rabobank investigates quantum computing applications for financial services including quantum algorithms for portfolio optimization, risk analysis, fraud detection, and quantum-safe cryptography for secure banking operations. The Dutch multinational bank explores quantum machine learning for financial modeling, derivatives pricing, and algorithmic trading systems that could provide computational advantages for complex financial calculations. Rabobank researches quantum technologies for enhancing cybersecurity measures, developing post-quantum cryptographic solutions, and preparing banking infrastructure for quantum-safe security implementations. The company collaborates with quantum technology providers and research institutions to advance practical quantum applications in banking and finance while contributing to the financial sector’s preparation for quantum computing adoption.

Riscure

Riscure is an independent security laboratory founded in 2001 with headquarters in Delft, Netherlands, and branch offices in the United States and China. The company specializes in evaluating and improving security of products designed to operate securely in physically and logically hostile environments. Riscure is a market leader in Side Channel and Fault Injection test tools, serving 200+ clients worldwide with security test tools, services, and training. Now part of Keysight, Riscure has over two decades of experience in device security and actively works on post-quantum cryptography security. The Keysight Inspector platform can test implementations of the Dilithium algorithm, one of the NIST-selected PQC algorithms, allowing designers to verify product security against quantum threats. Riscure follows the scientific debate on PQC security and works with early adopters to scrutinize their solutions. The company serves semiconductor manufacturers, smart card vendors, automotive suppliers, and government agencies requiring PQC security validation and testing.

Shell

Shell investigates quantum computing applications for energy optimization and oil & gas operations, exploring quantum algorithms for reservoir simulation, molecular modeling for catalyst design, logistics optimization, and energy trading to improve efficiency and reduce environmental impact in energy production and distribution.

Company Information

• Founded: 2020
• Country: Netherlands
• Website: https://shell.com
• Categories: applications

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Single Quantum

Single Quantum specializes in superconducting nanowire single photon detectors (SNSPDs) that provide the highest performance photon detection capabilities essential for quantum communication, quantum computing, and quantum sensing applications, offering detection systems with near-perfect efficiency, low noise, and high timing resolution for researchers and companies building quantum technologies.

Company Information

• Founded: 2012
• Country: Netherlands
• Website: https://singlequantum.com
• Categories: hardware

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Single Quantum B.V.

Single Quantum is a Dutch company providing superconducting nanowire single photon detectors, partnering with Toshiba in 2024 to extend QKD range to over 300 kilometers. The company manufactures high-performance single photon detectors essential for quantum key distribution, quantum computing, and quantum sensing applications. Single Quantum’s superconducting nanowire detector technology enables record-breaking quantum communication distances and provides critical measurement capabilities for quantum research and commercial quantum technologies.

Company Information

• Founded: 2012
• Country: Netherlands
• Website: https://singlequantum.com
• Categories: photonics, QKD, quantum components

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Stirling Cryogenics

Stirling Cryogenics is a Netherlands-based company founded in 1974, specializing in stand-alone cooling systems, liquid nitrogen plants, cryogenerators, cryogenic fans, and pumps for industrial and research applications. The company develops cryogenic cooling solutions for quantum computing infrastructure requiring ultra-low temperature environments and liquid nitrogen/helium cooling systems. Stirling Cryogenics manufactures cryogenic equipment supporting quantum processor operations, dilution refrigerators, and cryogenic research facilities. The company’s cryogenic cooling systems enable stable ultra-low temperature environments essential for superconducting quantum computers and quantum research laboratories. Stirling Cryogenics serves quantum computing manufacturers, research institutions, and cryogenic equipment providers requiring reliable cryogenic cooling solutions for quantum processors operating at millikelvin temperatures. The company provides turnkey cryogenic plants and custom cryogenic solutions for large-scale quantum computing facilities and quantum research infrastructure.

TU Delft

Delft University of Technology (TU Delft) is a public technical university founded in 1842, located in Delft, Netherlands. TU Delft hosts QuTech, world-leading quantum research institute collaboration between TU Delft and TNO advancing quantum computing and quantum internet. QuTech develops quantum processors including spin qubits in silicon and superconducting qubits advancing scalable quantum computing. TU Delft researchers contribute to quantum algorithms quantum error correction quantum networks and quantum hardware. The university has produced quantum technology spinouts and maintains strong European quantum partnerships. TU Delft serves quantum research community through fundamental quantum research quantum education and technology transfer advancing quantum computing and quantum internet development supporting Netherlands and European quantum technology leadership.