Quantinuum headquarters details
- City
- Broomfield
- State / region
- Colorado
- ZIP / postal code
- 80020
- Country
- United States
- Phone
- +1 303 469 4058
- Founded
- 2021
- Website
- quantinuum.com
Location map
Open in Google MapsAll Quantinuum office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Broomfield HQ | Colorado | United States | Headquarters |
Showing the headquarters of 11 recorded locations. See every location in GraphIQ →
About Quantinuum
Quantinuum is headquartered in Broomfield, Colorado, United States. Founded in 2021, the company has 11 recorded locations across 5+ countries and employs approximately 429 people worldwide.
Where is Quantinuum's main office?
Quantinuum's main headquarters office is located at Broomfield, Colorado 80020, United States. This is the company's primary corporate address.
Quantinuum regional offices
Beyond its headquarters in Broomfield, Quantinuum has recorded locations in United States, Germany, Japan, Singapore and United Kingdom.
Quantinuum contact information
The main switchboard for Quantinuum headquarters can be reached at +1 303 469 4058. Official website: quantinuum.com.
What does Quantinuum do?
Quantinuum is the world’s largest quantum computing company, formed by the combination of Honeywell Quantum Solutions’ world-leading hardware and Cambridge Quantum’s class-leading middleware and applications. Science-led and enterprise driven, Quantinuum accelerates quantum computing and the development of applications across AI, chemistry, cybersecurity, finance, and optimization. Its focus is to create scalable and commercial quantum solutions to solve the world’s most pressing problems, in fields such as energy, logistics, climate change, and health. The company employs over 480 people including 350 scientists, at nine sites in the US, Europe, and Japan.
Quantinuum competitors & similar companies
Frequently asked questions
Where is Quantinuum headquarters?
Quantinuum's headquarters is located at Broomfield, Colorado 80020, United States.
How many offices does Quantinuum have?
GraphIQ records 11 locations for Quantinuum across 5+ countries, as of October 2026.
When was Quantinuum founded?
Quantinuum was founded in 2021 and employs approximately 429 people.
What is Quantinuum's phone number?
The main phone number for Quantinuum headquarters is +1 303 469 4058.
How many employees does Quantinuum have?
Quantinuum has approximately 429 employees (GraphIQ estimate, 2026).