CSignum
PrivateLast Round
Early Funding
Sep 23, 2026
Total Funding Raised
$12.76M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
CSignum operates in Frontier & Industrial Tech and is based in Bathgate. Its latest recorded funding round was an Early Funding round in September 2026.
CSignum is a wireless communications equipment company that provides a wireless communication system designed for data transmissions across the water-air boundary and through other challenging mediums like ice, rock, and soil.
Sector
Frontier & Industrial Tech
Verticals
IoT Hardware, Environmental Monitoring, Sensors, Maritime & Shipping
Business Model
B2B
Customer Profile
Hardware Sales, Subscription SaaS
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
CSignum Comparables
Compare CSignum with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| W•SENSE | 78% | |
| Hydromea | 76% | |
| DSPComm | 71% |
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CSignum Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Early Funding | Sep 23, 2026 | ||||
| Series A | Apr 22, 2025 | ||||
| Seed | Mar 6, 2024 | ||||
| Grant | Mar 31, 2021 |
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Key People
Founding team and executive leadership
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CSignum Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Par Equity | Series A |
| British Business Bank | Early Funding |
| The Raptor Group | Series A |
| Archangel Investors | Early Funding, Series A |
| Deep Future | Series A |
| Scottish Investment Bank (Scottish Enterprise) | Early Funding, Series A |
| SeaAhead's Blue Angel Network | Series A |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 23, 2026
$3.47M raised from PXN Ventures and others.
- Aug 21, 2026
Monthly visitors grew 48% MoM.
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Recent news
Latest coverage and updates
- launchesNov 11, 2026
CSignum Ltd. announces the EM-2S through-ground wireless communications solution on Nov 11th '26, enabling bidirectional data communications through soil, rock, concrete, water, and mixed-media environments for geotechnical, structural, and infrastructure monitoring.
- receives_financingSep 23, 2026
CSignum Ltd. receives $3.45M Series A financing from Archangels, PXN Ventures, Scottish Enterprise and British Business Bank on Sep 23rd '26 to support commercial expansion and manufacturing scale-up.
- hiresSep 23, 2026
CSignum Ltd. appoints John Nicholls as chief executive, succeeding Jonathan Reeves, who transitions to chief strategy officer, on Sep 23rd '26.
- expands_offices_inSep 23, 2026
CSignum Ltd. continues to expand its office presence in the EU by adding staff, alongside continued hiring in the UK and USA, as of Sep 24th '26.
- expands_offices_inSep 23, 2026
CSignum Ltd. continues to add staff in the UK as it scales its operations from its headquarters in Bathgate near Edinburgh.
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CSignum Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about CSignum's valuation, stock price, and market status.
Is CSignum a public or private company?
CSignum is a private company.
What is the current stock price of CSignum?
CSignum is a private company, so its shares have no public market price. Caplight tracks CSignum's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is CSignum worth (valuation)?
Valuation information for CSignum is not publicly available.
Can I buy CSignum stock?
CSignum shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was CSignum's last funding round?
CSignum's most recent funding round was Early Funding on September 23, 2026.
Who are the main investors in CSignum?
Key investors in CSignum include Par Equity, Archangel Investors, Scottish Investment Bank (Scottish Enterprise).
Will CSignum IPO soon?
No public IPO plans have been announced for CSignum.
How can I track CSignum secondary market activity?
Caplight tracks bids, offers, and trades in CSignum's shares on secondary markets.