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Quantinuum

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Full-stack quantum solutions for high-fidelity computation

Cambridge, United KingdomFounded 2021Other B2B Software
Valuation $16B Market cap · Jun/2026
Revenue $26M Latest reported FY

At a glance

Founded
2021
Headquarters
Cambridge, United Kingdom
Listing
IPO 2026
Sector
Other B2B Software
Power Law
Decacorn$10B+ valuation tierColt$25–100M revenue

Knowledge graph

News, research, reports and resources connected to this company by Dealroom
Analysis British diaspora have built $319.2B of unicorns abroad Sep 15, 2026 News Quantinuum secures $100M in federal CHIPS funding to scale quantum computing Sep 9, 2026 Analysis Europe’s first-time exits, 2024 to 2026 Sep 1, 2026 Analysis Europe's Decacorns & Centicorns — the Map Aug 23, 2026 News Quantinuum revenue falls 73% to $5.2M as newly public quantum firms diverge Jul 27, 2026 News Quantinuum closes flat in Nasdaq debut after $1.68B IPO Jun 5, 2026

Investors

10 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series B and later10 investors entered at this stage

  • Honeywell
  • Quanta Computer
  • JPMorgan Chase & Co
  • Amgen
  • Mitsui Global Investment
  • QED Investors
  • NVentures
  • IBM
  • Fidelity International
  • JP Morgan

Talent

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Employees mapped 688 incl. 13 AI specialists
Founders Hidden — book a demo/100 quality score
Key operators 20 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
9 countries with
team presence
🇺🇸 United States67.3%
🇬🇧 United Kingdom27.2%
🇯🇵 Japan2.9%
🇩🇪 Germany1.1%
🇳🇱 Netherlands0.5%
Top 5 of 9 shown
Web traffic by country
130K monthly visits
across markets
🇺🇸 United States22.5%
🇨🇦 Canada9.5%
🇬🇧 United Kingdom8.8%
🇮🇳 India8.2%
🏳️ Korea4%
Top 5 markets shown

Patents

Estimated portfolio value
$54M

159 active patent families included in this estimate.

A patent family groups patent filings for the same invention. Source: Dealroom · PatSnap.

Explore the patent portfolioPatent records, technology areas and peer comparisonsBook a demo

Investments and acquisitions

Disclosed deals where Quantinuum was the backer or acquirer, 2021–2021. Toggle between venture rounds, M&A, or both. The map below is grouped by the target company's sector — the colored pill on each chip is the round type.

Portfolio analysis

2 deals across Quantinuum's capital deployment.

Where the deals concentrate by sector, stage, and decade.

By sectorCount
    By stageCount
      By periodCount

        Where Quantinuum deploys vs peers

        Each axis is a Dealroom topic tag — picked from the cluster's most-tagged themes. Values are normalized per axis: the peer with the highest tag-coverage on that axis sits at the edge, others scale relative to them. Toggle between M&A, venture, or both.

        Compare against

        Quantinuum's portfolio, mapped.

        Stage
        Period
        2 of 2 deals

        Market sentiment

        Posts on X, past 7 days

        An AI-synthesised read of the highest-engagement posts about Quantinuum on X, ranked by likes and reposts, corporate channels excluded.

        Reading the room on X — pulling top posts and synthesizing themes…

        Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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