Event
ThayerMahan raises $20M in additional Series C funding
ThayerMahan raised $20 million in additional Series C capital to expand its maritime sensing technology, grow operations and support customer deployments across defence, government and commercial ocean markets.
Evidence notes
- The financing was an extension of the company’s Series C.
- Capital was directed toward growth and scaled deployment of persistent maritime sensing.
- The amount is stated as an exact $20 million.
Company context
ThayerMahan provides persistent maritime surveillance and seabed-security systems for defence, offshore energy and infrastructure operators. The company integrates uncrewed surface and subsea platforms, passive acoustic arrays, electronic sensors, cloud software and trained operations teams, delivering mission-ready monitoring services from deployment and data collection through analysis.
Context
- Company
- ThayerMahan
- Segment
- Maritime
- Event type
- Funding
- Added to Korthos
- Jul 14, 2026
- Geography
- Groton · United States