CSignum Ltd.
StreetZero Signal 61
About CSignum Ltd.
CSignum Ltd. is a UK-based technology company specializing in advanced wireless communication technologies, primarily through its proprietary EM-2 platform, which utilizes low frequency electromagnetic fields for data transmission. The company is a leader in wireless underwater communications, pioneering cable-free data solutions that enable seamless communication across submerged and underground environments. It focuses on transforming IoT communications beneath the surface for applications like water quality monitoring and infrastructure.
LATEST FUNDINGSeries A
$761K
Announced 2026-09-28
IN THE NEWS
- 🔗 CSignum Secures £1 Million of Funding to Transform Underwater and Underground Sensor Networking - CSignum
- 🔗 CSignum secures £6M to transform underwater wireless networks - CSignum
- 🔗 CSignum Ltd. Asset Profile | Preqin
- 🔗 CSignum Raises £2.6 Million To Scale Underwater And Through-Ground Infrastructure Monitoring Technology
EMPLOYEES—
FOUNDED2020
HQEdinburgh, Scotland, UK
Industry
Other Technology
Tags
Wireless CommunicationsUnderwater IoTSeries A
Key highlights
- Raised £6M Series A to accelerate EM-2 product growth and commercial expansion.
- Technology uses patented low-frequency EM fields for cable-free underwater and underground data transmission.
- Backed by Archangels, Scottish Enterprise and British Business Bank among others.
- Supports real-time monitoring and AI analytics in infrastructure and submerged environments.
- Headquartered in Bathgate near Edinburgh with focus on global scaling.
Tech stack
EM-2
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