Who has invested in Quantinuum?

Quanta Computer, NVentures, QED Investors, JPMorganChase, Mitsui, Amgen are named among the investors backing Quantinuum.

Quantinuum Funding: $925M Raised, Growth (2025)

Quantinuum funding overview

Quantinuum is based in Broomfield, Colorado. Quantinuum has raised $925M in total disclosed funding. That places its disclosed total in the $250M–$1B range. Its most recent disclosed round is a Growth announced in September 2025. The round record for Quantinuum runs through 2025; nothing later has been disclosed. Investors on record include Quanta Computer, NVentures, QED Investors, JPMorganChase, Mitsui, Amgen and 5 others. 11 distinct backers are named across the disclosed rounds.

Quantinuum at a glance

Total raised: $925M
Latest round: Growth
Latest round date: September 2025
Headquarters: Broomfield, Colorado
Notable investors: Quanta Computer, NVentures, QED Investors, JPMorganChase, Mitsui, Amgen, Cambridge Quantum Holdings, Serendipity Capital

Frequently asked about Quantinuum funding

How much has Quantinuum raised?: Quantinuum has raised $925M in total disclosed funding across the rounds on record.
Who has invested in Quantinuum?: Quanta Computer, NVentures, QED Investors, JPMorganChase, Mitsui, Amgen are named among the investors backing Quantinuum.
What was the latest Quantinuum funding round?: The most recent disclosed round is a Growth, announced in September 2025.
Where is Quantinuum based?: Quantinuum is based in Broomfield, Colorado.
When did Quantinuum last raise?: The last disclosed Quantinuum round closed in September 2025 at Growth.

Every Quantinuum figure above comes from filings and announced rounds in the StartupFundraising company database and is revised as new rounds are recorded. The lists below compare companies in Broomfield at a similar stage.

Quantinuum Funding: $925M Raised, Growth (2025)

Quantinuum funding overview

Quantinuum at a glance

Frequently asked about Quantinuum funding

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