Quantinuum
Founded Year
2021Stage
Series B | AliveTotal Raised
$900MValuation
$0000Last Raised
$600M | 1 mo agoAbout Quantinuum
Quantinuum focused on developing quantum computers and quantum software solutions. The company offers products including quantum computers, a quantum random number generator for encryption, and tools for quantum computational chemistry. It serves sectors that require problem-solving capabilities such as cybersecurity, materials science, and computational chemistry. It was founded in 2021 and is based in Broomfield, Colorado. In November 2021, Honeywell acquired a majority stake in Quantinuum for $270M.
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Research containing Quantinuum
Get data-driven expert analysis from the CB Insights Intelligence Unit.
CB Insights Intelligence Analysts have mentioned Quantinuum in 6 CB Insights research briefs, most recently on Jul 10, 2025.
Jul 10, 2025 report
State of Venture Q2’25 Report
Sep 13, 2024
The AI computing hardware market map
Expert Collections containing Quantinuum
Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.
Quantinuum is included in 4 Expert Collections, including Semiconductors, Chips, and Advanced Electronics.
Semiconductors, Chips, and Advanced Electronics
7,433 items
Companies in the semiconductors & HPC space, including integrated device manufacturers (IDMs), fabless firms, semiconductor production equipment manufacturers, electronic design automation (EDA), advanced semiconductor material companies, and more
Quantum Tech
619 items
This Expert Collection contains private and recently exited companies working on quantum computing, quantum communication, post-quantum cryptography, quantum sensors, and other quantum tech.
Drug Discovery Tech Market Map
221 items
This CB Insights Tech Market Map highlights 220 drug discovery companies that are addressing 12 distinct technology priorities that pharmaceutical companies face.
Advanced Manufacturing
4,476 items
Companies in the advanced manufacturing tech space, including companies focusing on technologies across R&D, mass production, or sustainability
Quantinuum Patents
Quantinuum has filed 96 patents.
The 3 most popular patent topics include:
- quantum information science
- quantum mechanics
- mass spectrometry
Application Date | Grant Date | Title | Related Topics | Status |
|---|---|---|---|---|
5/19/2022 | 3/4/2025 | Mass spectrometry, Quantum mechanics, Quantum information science, Electrical engineering, Electronic circuits | Grant |
Application Date | 5/19/2022 |
|---|---|
Grant Date | 3/4/2025 |
Title | |
Related Topics | Mass spectrometry, Quantum mechanics, Quantum information science, Electrical engineering, Electronic circuits |
Status | Grant |
Latest Quantinuum News
Sep 15, 2025
Quantum computing landscape has evolved rapidly over the past decade. IBM's Qiskit, Microsoft's Q#, and Quantinuum's quantum stack feature Guppy, Selene, and Helios. This article provides an in-depth comparison of three leading quantum programming ecosystems.
Quantinuum Frequently Asked Questions (FAQ)
When was Quantinuum founded?
Quantinuum was founded in 2021.
Where is Quantinuum's headquarters?
Quantinuum's headquarters is located at 303 South Technology Court, Broomfield.
What is Quantinuum's latest funding round?
Quantinuum's latest funding round is Series B.
How much did Quantinuum raise?
Quantinuum raised a total of $900M.
Who are the investors of Quantinuum?
Investors of Quantinuum include Honeywell, Amgen, Serendipity Capital, Mitsui, J.P. Morgan Chase and 10 more.
Who are Quantinuum's competitors?
Competitors of Quantinuum include QuEra Computing, Infleqtion, Phasecraft, QunaSys, Quantum Machines and 7 more.
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Compare Quantinuum to Competitors
Pasqal specializes in quantum computing technology. It focuses on industries such as energy, mobility, healthcare, finance, and public services. The company offers quantum computing solutions for simulations and optimizations for various applications. It primarily sells to sectors that require computational capabilities, such as risk management, battery design, weather forecasting, quantum materials research, grid power management, and logistics optimization. The company was founded in 2019 and is based in Massy, France.
Atom Computing develops quantum computers within the quantum computing sector. The company provides gate-based quantum computers that utilize arrays of optically-trapped neutral atoms, focusing on error-corrected qubits, coherence times, connectivity, and operations. Atom Computing serves sectors that require quantum computing, such as research institutions and technology companies. It was founded in 2018 and is based in Berkeley, California.
planqc specializes in the development of quantum computers using neutral atoms for quantum information processing within the quantum computing industry. Its quantum processors store and process information using individual atoms in scalable arrays, manipulated by precision laser pulses. It offers technology designed to achieve a quantum advantage by scaling to thousands of qubits, which is essential for solving industry-relevant problems. It was founded in 2021 and is based in Garching, Germany.
PsiQuantum is a quantum computing company focused on building commercially viable silicon photonic quantum computer. The company offers design and construction of utility-scale quantum computers utilizing a photonics-based architecture. It also engages in research and development of applications for quantum computing that address problems in various sectors. PsiQuantum was formerly known as PsiQ. It was founded in 2015 and is based in Palo Alto, California.
QuantWare develops and fabricates superconducting quantum processors within the quantum computing industry. The company offers quantum processing units (QPUs) with different configurations, including tunable and fixed coupler QPUs, as well as quantum amplifiers designed to enhance readout capabilities. QuantWare provides these technologies to researchers and industry professionals. It was founded in 2020 and is based in Delft, Netherlands.
Infleqtion is involved in quantum information technology across various sectors. It provides quantum-enabled products and AI-powered solutions that improve navigation, communication security, energy distribution, and computing. Its solutions serve commercial organizations and government entities. It was founded in 2007 and is based in Louisville, Colorado.
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