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CSignum

csignum.com
TelecommunicationsEnvironmental Technology

CSignum develops technology for underwater communications, using electromagnetic methods to enable seamless data exchange between surface and submerged devices. This technology serves industries that require reliable underwater data integration.

Founded

2020

Total Funding

$10M+

Total Rounds

2

First Raise

Apr 22, 2025

Latest Raise

Sep 23, 2026

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All Funding Rounds

Showing 1 of 2 rounds
DateDeal TypeAmountLead Investor
9/23/2026

1 more funding round available

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