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Quantum Diamond Technologies

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Quantum Diamond Technologies provides simple, fast and ultrasensitive quantum sensing technology to accelerate biomedical research, drug discovery & development and diagnostic testing

Somerville, United StatesFounded 2015Biotech & Life Sciences
Valuation $50–100M Last recorded · 2026
Headcount <100 Current team size
Total funding $100–500M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Quantum Diamond Technologies and the history behind them.

About Quantum Diamond Technologies

QDTI operates in the healthcare diagnostics market, providing a cutting-edge magnetic-based immunoassay detection platform. This technology addresses the limitations of traditional optical detection methods, such as lengthy result times, extensive sample washing, and high costs. QDTI's platform uses magnetic tags to offer a more reliable, flexible, and cost-effective solution for identifying biomarkers, which are indicators of various diseases. The company serves a diverse range of clients, including hospitals, research and development labs, pharmaceutical companies, government agencies, and independent labs. QDTI's business model revolves around selling its diagnostic instruments and offering assay development and partnership opportunities. Revenue is generated through the sale of these instruments, as well as through collaborations and partnerships. The platform is particularly impactful in critical healthcare areas such as neurology, cardiovascular diseases, immuno-oncology, and infectious diseases. By leveraging quantum mechanics, QDTI aims to revolutionize the diagnostics landscape, making it faster, more precise, and more accessible.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2015
Headquarters
Somerville, United States
Employees
9
Open positions
None listed
Dealroom signal
73.0/100
Industry
Health
Sub-industry
BioTechnology, Medical Devices
Sector
Biotech & Life Sciences, Testing, Biotechnology, Drug Development, Spinout, Tech for Biotech and Pharma, Quantum Sensors
Technology
Hardware, Deep Tech, Quantum Technologies
Business model
Manufacturing
Client focus
b2b

Funding history

4 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
LATE VCOther financing Jul 2026 $17M $66M World Fund · Bayern Kapital ↗
GRANTOther financing Jun 2026 $84M — European Commission ↗
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Growth signals

Quantum Diamond Technologies website traffic

Latest recorded traffic for Quantum Diamond Technologies is 1.4K monthly website visits, down 30% over the last three months. Quantum Diamond Technologies's team grew 0% over the past year.

Latest monthly visits1.4K 3-month web change-30% 1-year team growth0%
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Similar companies

Closest operating peers by Dealroom taxonomy

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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

9 investors on the cap table

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

Seed4 investors entered at this stage

  • US Department of War
  • US National Science Foundation
  • US Department of Commerce
  • European Commission

Series B and later2 investors entered at this stage

  • World Fund
  • Bayern Kapital

Other known investors3 additional known investors

  • Harvard University
  • Birger Steen
  • Constructor Capital
Team profiled 4 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 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
🇺🇸 United States · Somerville HQ
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Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Quantum Diamond Technologies 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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