Quantinuum
Last verified 2026-06-14. JSON
The funding figures on this page are attributed, not sourced: a publisher is on record but no document URL is. How we mark provenance.
| Total raised | $947.0Mattributed |
|---|---|
| Latest round | seed, $600.0M, 2025-09-01attributed |
| Founded | 2021 |
| Headquarters | Cambridge |
| Industry | infra |
| Stage | series-b+ |
| Website | quantinuum.com |
Quantinuum operates trapped-ion quantum computers H1, H2, and the new Helios system, sold as cloud access and on-prem appliances. Customers include national labs, pharma, and financial services running optimization and quantum-chemistry workloads. The merger of Honeywell Quantum Solutions and Cambridge Quantum unified hardware and software inside one company.
Funding rounds
| Date | Round | Amount | Lead |
|---|---|---|---|
| 2025-09-01 | seed | $600.0M | undisclosed |
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Provenance
| Fact | Status | Basis |
|---|---|---|
| Seed, $600.0M | attributed | sifted named as publisher. No document URL on file. |
| Total raised $947.0M | attributed | sifted named as publisher. No document URL on file. |
| Company existence | self-reported | quantinuum.com, read 2026-06-14 |
| Description | self-reported | quantinuum.com, read 2026-06-14 |
Nothing on this page is sourced yet. A sourced fact links to a document that states it.
Change history
No change recorded since records began on 2026-09-24.