CSignum

CSignum provides wireless technology extending IoT communications beneath the surface, focusing on reliable, real-time data transmission for underwater and underground applications. Their EM-2 solutions use patented electromagnetic field signaling (EMFS) to transmit data through challenging environments. The company also offers CSignum Cloud, providing data services to complement its wireless systems.

Funding Round: Series A

Funding Amount: £6M

Date: 22-Apr-2025

Investors: Archangels, Par Equity, Scottish Enterprise, British Business Investment (BBI), Raptor Group, Deep Future, SeaAhead's Blue Angel Network

Markets: IoT, Wireless Technology, Environmental Monitoring, Underwater Technology

HQ: Bathgate, West Lothian, United Kingdom

Founded: 2020

Website: https://www.csignum.com/

LinkedIn: https://www.linkedin.com/company/csignum/

Twitter: https://twitter.com/c_signum

Instagram:

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Crunchbase: https://www.crunchbase.com/organization/csignum

Pitchbook: https://pitchbook.com/profiles/company/538037-74