Updated Apr 23, 2026
Score 28
Quantinuum logo

Quantinuum

Ranked #605 of 1,000+ cybersecurity companies
Profile
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Overview

Legal Name
Quantinuum Co., Ltd.
Founded
2021
Crunchbase Rank
#230865
Also Known As
クオンティニュアム

We’re advancing quantum computing to solve the world’s most pressing challenges

Quantinuum is a leading quantum computing company formed by combining Cambridge Quantum’s software with Honeywell Quantum Solutions’ high‑performance trapped‑ion hardware, advancing quantum computers and applications across materials discovery and chemistry, cybersecurity, finance, and next‑generation quantum AI.

Industries
Application Specific SemiconductorsComputer and Network SecurityComputersParts and PeripheralsArtificial Intelligence & Machine Learning
Type
Partnership
Social Media

Company Size

Employees
 
649
Range501–1,000 employees
110K+

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PsiQuantumIonQRigetti ComputingAl Rabban CapitalQuEra Computing Inc.IQM Quantum ComputersD-WaveXanaduAtom ComputingInfleqtion

Headquarters

Broomfield, Co, United States

Followers

 
60,991

Press Coverage

Fastest Growing Cybersecurity Companies

Specialties

Quantum computingQuantum softwareQuantum hardware

Categories

Artificial Intelligence (AI)Quantum ComputingSoftware Engineering

Product

NameDescription
Quantinuum Systems H1 Quantum ComputerAn ion-trap based quantum computer offering up to 20 fully connected qubits with high fidelity and quantum volume performance.
TKET Quantum Software Development KitA hardware-agnostic quantum software development kit enabling programming and optimization of quantum circuits across multiple quantum hardware platforms.
Quantum OriginA cloud-hosted platform generating cryptographic keys using verifiable quantum randomness to enhance cybersecurity against current and future threats.
InQuanto Quantum Computational Chemistry PlatformA quantum computational chemistry software platform enabling simulation and analysis of molecular and material properties using quantum algorithms.
lambeq Quantum Natural Language Processing ToolkitAn open-source Python toolkit that converts natural language sentences into quantum circuits for quantum natural language processing applications.