CSignum
PrivateLast Round
Series A
Apr 22, 2025
Total Funding Raised
$9.29M
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 Comps
Public and private peers based on sector, stage, and business model.
| Company | Status | Est. Valuation | Rev Multiple |
|---|---|---|---|
| OpenAI | Private | $86.0B | ~40x |
| Cohere | Private | $5.0B | -- |
| Competitor 1 | Public | $XX.XB | XXx |
| Competitor 2 | Public | $XX.XB | XXx |
CSignum Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| 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 |
| The Raptor Group | Series A |
| Archangel Investors | Series A |
| Deep Future | Series A |
| Scottish Investment Bank (Scottish Enterprise) | Series A |
| SeaAhead's Blue Angel Network | Series A |
| British Business Investments | Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jan 22, 2026
Launching through-ice wireless water quality monitoring on December 21, 2026.
- Jan 14, 2026
Will showcase data harvesting technology at IFAT 2026.
CSignum Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about CSignum's valuation, stock price, and market status.