Private company

Cambridge Quantum Computing

Computing company founded in 2014

Quantinuum is a quantum computing company formed by the merger of Cambridge Quantum and Honeywell Quantum Solutions. The company's H-Series trapped-ion quantum computers set the highest quantum volume to date of 33,554,432 in September 2025.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

2014Founded1
  • Industryquantum computer1
  • HeadquartersCambridge1
  • Websitecambridgequantum.com
  • Legal formPrivate Limited Company3
  • LEI549300UY2BGYUBPAP0833
  • StatusActive3
  • LEI statusLapsed (not renewed)3
  • Registered addressPARTNERSHIP HOUSE, SW1P 1BX London, United Kingdom3
  • Registered withCompanies House, 091098483

Quantinuum is a quantum computing company formed by the merger of Cambridge Quantum and Honeywell Quantum Solutions. The company's H-Series trapped-ion quantum computers set the highest quantum volume to date of 33,554,432 in September 2025.2

Timeline

  1. 2014Founded Founded1

Sources

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