Company lists · Data refreshed September 2026
All Quantum computing companies lists
Every Quantum computing companies list RevenueBase publishes, by country and city. 6 lists covering 422 companies, verified September 2026. Largest markets first.
Quantum computing companies by location
- Quantum computing companies based in the United States200
- Quantum computing companies based in the United Kingdom67
- Quantum computing companies based in Canada56
- Quantum computing companies based in Germany45
- Quantum computing companies based in the Netherlands28
- Quantum computing companies based in France26
Counts are matching companies in the RevenueBase company graph as of each list's last refresh date.