# Top 28 Quantum Computing Startups in Europe by Funding (2026)

> The 28 best-funded quantum computing startups in Europe, ranked by total funding raised: $3.0B combined.

Source: https://millionrounds.com/top-lists/quantum-computing-startups-europe (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Multiverse Computing** Multiverse Computing is a leading quantum AI software company based in San Sebastián, Spain, with additional offices in Canada, the UK, France, Germany, Italy,](https://millionrounds.com/company/multiverse-computing) Multiverse Computing is a leading quantum AI software company based in San Sebastián, Spain, with additional offices in Canada, the UK, France, Germany, Italy, *Founded* 2019 San Sebastian, Spain **$785M** last round Jul 2026
- 2 [**Oxford Quantum Circuits** Oxford Quantum Circuits develops quantum computers designed for breakthrough discoveries.](https://millionrounds.com/company/oxford-quantum-circuits) Oxford Quantum Circuits develops quantum computers designed for breakthrough discoveries. *Founded* 2017 United Kingdom **$453M** last round Jun 2026
- 3 [**IQM**](https://millionrounds.com/company/iqm) *Founded* - Finland **$390M** last round Mar 2026
- 4 [**Quantum Motion** Quantum Motion is a quantum computing company focused on building full-stack, utility-scale quantum computers using 300mm CMOS silicon technology.](https://millionrounds.com/company/quantum-motion) Quantum Motion is a quantum computing company focused on building full-stack, utility-scale quantum computers using 300mm CMOS silicon technology. *Founded* 2017 London, United Kingdom **$211M** last round May 2026
- 5 [**QuantWare** QuantWare is a quantum computing hardware company based in Delft, Netherlands.](https://millionrounds.com/company/quantware) QuantWare is a quantum computing hardware company based in Delft, Netherlands. *Founded* 2020 Delft, Netherlands **$209M** last round May 2026
- 6 [**QuantumDiamonds** Quantum Diamonds provides described nitrogen-vacancy (NV) diamonds for quantum sensing to industrial and academic customers.](https://millionrounds.com/company/quantumdiamonds) Quantum Diamonds provides described nitrogen-vacancy (NV) diamonds for quantum sensing to industrial and academic customers. *Founded* 2022 Munich, Germany **$201M** last round Jul 2026
- 7 [**Quobly** Quobly is a French quantum computing company founded in 2022 in Grenoble, known for its innovative approach to quantum technology.](https://millionrounds.com/company/quobly) Quobly is a French quantum computing company founded in 2022 in Grenoble, known for its innovative approach to quantum technology. *Founded* 2022 Grenoble, France **$151M** last round Jun 2026
- 8 [**Nu Quantum** Nu Quantum is a quantum technology company founded in 2018 as a spin-out from the University of Cambridge's Cavendish Laboratory.](https://millionrounds.com/company/nu-quantum) Nu Quantum is a quantum technology company founded in 2018 as a spin-out from the University of Cambridge's Cavendish Laboratory. *Founded* 2018 Cambridge, United Kingdom **$106M** last round Dec 2025
- 9 [**Alice & Bob** Alice&Bob build Universal, Error-free, Quantum Computers to help industries and researchers solve the hardest problems.](https://millionrounds.com/company/alice-and-bob) Alice&Bob build Universal, Error-free, Quantum Computers to help industries and researchers solve the hardest problems. *Founded* 2020 Paris, France **$104M** last round May 2026
- 10 [**EleQtron** eleQtron GmbH, founded in 2020, is a pioneering German start-up focused on developing and operating trapped-ion quantum computers.](https://millionrounds.com/company/eleqtron) eleQtron GmbH, founded in 2020, is a pioneering German start-up focused on developing and operating trapped-ion quantum computers. *Founded* 2020 Siegen, Germany **$67M** last round Jun 2026
- 11 [**NVision**](https://millionrounds.com/company/nvision) *Founded* - Germany **$55M** last round May 2026
- 12 [**Phasecraft** Phasecraft is a quantum computing software developer.](https://millionrounds.com/company/phasecraft) Phasecraft is a quantum computing software developer. *Founded* 2018 London, United Kingdom **$51M** last round Sept 2025
- 13 [**Groove Quantum** Groove Quantum is a quantum hardware company based in Delft, Netherlands, founded in 2024 as a spinout from QuTech at TU Delft.](https://millionrounds.com/company/groove-quantum) Groove Quantum is a quantum hardware company based in Delft, Netherlands, founded in 2024 as a spinout from QuTech at TU Delft. *Founded* 2024 Delft, Netherlands **$32M** last round Apr 2026
- 14 [**Orange Quantum Systems** Orange Quantum Systems (OrangeQSTM) is a Dutch startup based in Delft, specializing in automated test equipment and protocols for assessing quantum chip performance.](https://millionrounds.com/company/orange-quantum-systems) Orange Quantum Systems (OrangeQSTM) is a Dutch startup based in Delft, specializing in automated test equipment and protocols for assessing quantum chip performance. *Founded* 2020 Delft, Netherlands **$32M** last round Apr 2026
- 15 [**ZuriQ** ZuriQ is a Swiss deep-tech startup focused on developing scalable, fault-tolerant quantum computers.](https://millionrounds.com/company/zuriq) ZuriQ is a Swiss deep-tech startup focused on developing scalable, fault-tolerant quantum computers. *Founded* 2024 Zurich, Switzerland **$30M** last round Jul 2026
- 16 [**Qutwo**](https://millionrounds.com/company/qutwo) *Founded* - Finland **$29M** last round May 2026
- 17 [**Quanscient** Quanscient is a Finnish technology company based in Tampere, founded in 2021.](https://millionrounds.com/company/quanscient) Quanscient is a Finnish technology company based in Tampere, founded in 2021. *Founded* 2021 Tampere, Finland **$17M** last round May 2026
- 18 [**LuxQuanta** Bringing quantum-safe cryptography to the Telecommunication industry](https://millionrounds.com/company/luxquanta) Bringing quantum-safe cryptography to the Telecommunication industry *Founded* 2021 Barcelona, Spain **$10M** last round Apr 2026
- 19 [**Quint** Quint is a B2B marketing agency focused on designing, building, and managing strategic programs.](https://millionrounds.com/company/quint) Quint is a B2B marketing agency focused on designing, building, and managing strategic programs. *Founded* 2016 Germany **$10M** last round Nov 2026
- 20 [**Quantum Industries** Quantum Industries specializes in cutting-edge quantum cryptography, particularly Quantum Key Distribution (QKD) technology.](https://millionrounds.com/company/quantum-industries) Quantum Industries specializes in cutting-edge quantum cryptography, particularly Quantum Key Distribution (QKD) technology. *Founded* - Austria **$10M** last round Mar 2025
- 21 [**Quantum Cyber** Quantum Cyber develops autonomous defense systems, counter-drone technologies, and AI-enabled security platforms.](https://millionrounds.com/company/quantum-cyber) Quantum Cyber develops autonomous defense systems, counter-drone technologies, and AI-enabled security platforms. *Founded* - West Palm Beach, Netherlands **$8.0M** last round Nov 2026
- 22 [**Quantagonia** Quantagonia is a quantum software company offering hybrid quantum-classical solutions in ML/AI, optimization and simulation.](https://millionrounds.com/company/quantagonia) Quantagonia is a quantum software company offering hybrid quantum-classical solutions in ML/AI, optimization and simulation. *Founded* 2021 Frankfurt, Germany **$3.9M** last round Jul 2023
- 23 [**MicroAlign** MicroAlign is a Dutch deep-tech startup based in Eindhoven, founded in 2021 as a spin-off from the Eindhoven University of Technology.](https://millionrounds.com/company/microalign) MicroAlign is a Dutch deep-tech startup based in Eindhoven, founded in 2021 as a spin-off from the Eindhoven University of Technology. *Founded* 2021 Eindhoven, Netherlands **$3.3M** last round Feb 2026
- 24 [**QC Design** QC Design Presenting Plaquette, the best design-automation tool made for teams working on quantum hardware.](https://millionrounds.com/company/qc-design) QC Design Presenting Plaquette, the best design-automation tool made for teams working on quantum hardware. *Founded* 2021 Neu-ulm, Germany **$2.7M** last round Jul 2024
- 25 [**Arctic Instruments** Arctic Instruments Oy is a Finnish deep-tech company that specializes in ultra-low-noise superconducting microwave amplifiers for quantum computing applications.](https://millionrounds.com/company/arctic-instruments) Arctic Instruments Oy is a Finnish deep-tech company that specializes in ultra-low-noise superconducting microwave amplifiers for quantum computing applications. *Founded* 2024 Espoo, Finland **$2.5M** last round Dec 2024
- 26 [**QSENSATO** QSensAto is a quantum sensing company specializing in the development and research of integrated vapor cells and quantum atomic sensors.](https://millionrounds.com/company/qsensato) QSensAto is a quantum sensing company specializing in the development and research of integrated vapor cells and quantum atomic sensors. *Founded* - Bari, Italy **$1.1M** last round Sept 2026
- 27 [**Q*Bird** Q*Bird is a deep-tech startup based in Delft, Netherlands, founded in January 2022.](https://millionrounds.com/company/q-bird) Q*Bird is a deep-tech startup based in Delft, Netherlands, founded in January 2022. *Founded* 2022 Delft, Netherlands **$1.1M** last round Mar 2025
- 28 [**MagiQware** MagiQware BV is a Dutch deep-tech startup focused on quantum computing software, specifically aimed at enabling fault-tolerant universal quantum computing.](https://millionrounds.com/company/magiqware) MagiQware BV is a Dutch deep-tech startup focused on quantum computing software, specifically aimed at enabling fault-tolerant universal quantum computing. *Founded* 2025 Delft, Netherlands **$581K** last round May 2026

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose funding rounds we classed as this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

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## More quantum computing lists

[See all](https://millionrounds.com/top-lists?t=Quantum%20computing)

[*P* *MC* *O* **Quantum computing startups worldwide** 60 companies · $8.9B](https://millionrounds.com/top-lists/quantum-computing-startups)

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[See all](https://millionrounds.com/top-lists?r=Europe)

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