CSignum
PrivateLast Round
Early Funding
Sep 23, 2026
Total Funding Raised
$12.76M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
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, Wireless Infrastructure, Maritime & Shipping
Business Model
B2B
Customer Profile
Hardware Sales, Subscription SaaS
AI Layer
Application
Keywords
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.
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 |
Key People
Founding team and executive leadership
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 |
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.
Recent news
Latest coverage and updates
- receives_financingSep 25, 2026
CSignum Ltd. receives financing of $3.45M in funding round.
- expands_offices_inSep 23, 2026
CSignum Ltd. expanded offices in Eu, France, Western Europe, Europe on Jul 1st '20.
- expands_offices_inSep 23, 2026
CSignum Ltd. expands offices in United States, Northern America, Americas.
- hiresSep 23, 2026
CSignum Ltd. hires John Nicholls as chief executive officer.
- expands_offices_inSep 23, 2026
CSignum Ltd. expands offices in United Kingdom, Northern Europe, Europe.
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.
Request accessFrequently 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 with no public stock price. No recent secondary market data is available.
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. Visit https://www.caplight.com to learn more.
When was CSignum's last funding round?
CSignum's most recent funding round was Series A on April 22, 2025.
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 for private companies. Visit https://www.caplight.com to monitor CSignum's secondary market activity and sign up for updates.