CSignum
Last verified 2026-05-06. JSON
The funding figures on this page are attributed, not sourced: a publisher is on record but no document URL is. How we mark provenance.
| Total raised | $10.8Mattributed |
|---|---|
| Latest round | series-a, $7.7M, 2025-04-01attributed |
| Founded | 2020 |
| Headquarters | Bathgate, GB |
| Industry | infra |
| Stage | series-a |
| Website | csignum.com |
Wireless underwater data transmission via low-frequency electromagnetic tech
Funding rounds
| Date | Round | Amount | Lead |
|---|---|---|---|
| 2025-04-01 | series-a | $7.7M | undisclosed |
Detected tech stack
Cloudflare, WordPress, Kadence WP Kadence 1.5.0, Google Analytics, Google Tag Manager, Site Kit 1.179.0, parallax.js 3.7.2, DoubleClick Floodlight, Cloudflare Bot Management, CookieYes 3.5.0, Vercel Speed Insights, WP Engine
Provenance
| Fact | Status | Basis |
|---|---|---|
| Series A, $7.7M | attributed | crunchbase named as publisher. No document URL on file. |
| Total raised $10.8M | attributed | crunchbase named as publisher. No document URL on file. |
| Company existence | self-reported | csignum.com, read 2026-05-06 |
| Description | self-reported | csignum.com, read 2026-05-06 |
Nothing on this page is sourced yet. A sourced fact links to a document that states it.
Change history
No change recorded since records began on 2026-09-24.