Quantinuum

Quantinuum is a leading quantum computing company formed in November 2021 through the merger of Honeywell Quantum Solutions and Cambridge Quantum Computing. This strategic combination has positioned Quantinuum as the world's largest integrated quantum computing company, uniting advanced quantum hardware with cutting-edge software solutions.

Headquarters and Locations

The company is headquartered in Westminster, CO, USA, with additional offices in Cambridge, UK; Tokyo, Japan; and Munich, Germany.

Workforce

Quantinuum employs over 450 professionals, including more than 370 scientists and engineers. Its mission is to accelerate quantum computing and harness its transformative potential across various industries.

Product Portfolio

The product line includes the H-Series quantum computers, which have achieved significant milestones in quantum volume, reaching 1,048,576 in April 2024. These systems utilize a trapped-ion architecture, enabling high-fidelity qubits and full connectivity between them.

Complementing the hardware, Quantinuum offers software solutions such as Quantum Origin, a quantum cybersecurity platform; InQuanto, a quantum computational chemistry platform; and TKET, an open-source quantum software development kit.

Global Expansion

In May 2025, Quantinuum expanded its global presence by establishing a joint venture with Al Rabban Capital in Qatar. This partnership aims to accelerate quantum computing adoption in the region.

Focus Areas

• New energy
• Materials discovery
• Precision medicine
• Genomics
• Financial services

Industry Impact

Through its integrated approach, Quantinuum is at the forefront of the quantum computing revolution. It drives advancements that address complex challenges in healthcare, materials science, cybersecurity, and energy transformation.