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QLM Technology
UK- based startup developing ultra-compact, high-precision quantum optical sensors
About QLM Technology
QLM Technology specializes in advanced quantum gas lidar systems designed for continuous monitoring and precise detection of greenhouse gas emissions. The company's core product leverages cutting-edge quantum technology to capture and locate emission sources in three dimensions, making it particularly effective at identifying 'super emitters'—the largest 5% of emission sources that contribute over 50% of total emissions. QLM Technology serves industries with significant greenhouse gas emissions, such as oil and gas, waste management, and industrial manufacturing. Operating in the environmental technology market, QLM Technology employs a subscription-based business model, offering its monitoring solutions through a combination of hardware sales and recurring software subscriptions for data analytics and reporting. Revenue is generated from the sale of the quantum gas lidar units, installation services, and ongoing subscription fees for access to the QLM Cloud platform, which provides advanced administrative tools, alerts, and reporting functionalities. The company's innovative approach not only helps clients comply with environmental regulations but also enables them to proactively manage and reduce their carbon footprint.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2017
- Headquarters
- Paignton, United Kingdom
- Employees
- 40
- Open positions
- None listed
- Dealroom signal
- 73.2/100
- Sub-industry
- Oil & Gas
- Sector
- Energy, Lidar, Spinout, Sustainable Development Goals, Sensor Tech, Sensors, Climate Tech, Future of Computing
- Technology
- Hardware, Deep Tech, Autonomous & Sensor Tech, Quantum Technologies
- Business model
- Manufacturing
- Client focus
- b2b
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| EARLY VC✓Equity / VC | Nov 2025 | $1.3M | $79M | The FSE Group | ↗ |
| GRANT✓Other financing | Aug 2024 | $100K | — | UK Research and Innovation | — |
Growth signals
Latest recorded traffic for QLM Technology is 90 monthly website visits, down 95% over the last three months. QLM Technology's team grew 8.1% over the past year.
Similar companies
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed8 investors entered at this stage
Newable Private Investing
Bristol Private Equity Club
Enterprise 100
ChampionX
Green Angel Ventures
British Robotics Seed Fund
Development Bank of Wales
UK Research and Innovation
Series A3 investors entered at this stage
SLB
Quantum Exponential Group
The FSE Group
Other known investors8 additional known investors
BloombergNEF
University of Bristol
Hugh Griffiths
Net Zero Technology Centre
Pete Stirling
Seraphim Space
Seraphim Space Camp
SFC Capital
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about QLM Technology 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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