ThayerMahan

ThayerMahan

Private
Groton, ConnecticutFrontier & Industrial Techhttps://www.thayermahan.com

Last Round

Series C

Extension

Jan 9, 2024

Total Funding Raised

$65.25M

Company Overview

ThayerMahan is a maritime technology company that develops advanced underwater solutions to address maritime security challenges and enhance the monitoring of oceanic physical and environmental safety.

Sector

Frontier & Industrial Tech

Verticals

Defense Tech, Maritime & Shipping, Autonomous Vehicles, Threat Intelligence, Environmental Monitoring

Business Model

B2B

Customer Profile

Government Contracts, Services & Consulting, Data as a Service, Hardware Sales

AI Layer

Application

Keywords

maritime surveillanceautonomous maritime systemsundersea securitymaritime dronesunderwater dronesacoustic sensingsubsea infrastructure monitoringDefenseTechautonomous defenseoffshore wind servicesmaritime domain awarenessunmanned underwater vehicleUUVautonomous underwater vehicleAUVseabed surveyUUV defeat systemdual-use technology

Historical Pricing

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ThayerMahan Comps

Public and private peers based on sector, stage, and business model.

CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

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ThayerMahan Funding Rounds

Historical fundraising activity

RoundDateAmount RaisedValuationInvestorsSources
Series C ExtensionJan 9, 2024
Series CApr 13, 2023
DebtMay 4, 2020
Series BSep 24, 2018
Series AApr 3, 2017

Key People

Founding team and executive leadership

Andy Meecham

Chief Technology Officer, ThayerMahan Ocean Technology

Executive Team

John Russ

Chief Operating Officer

Executive Team

Richard Hine

Chief Operating Officer

Executive Team

ThayerMahan Investors

Notable investors and investment history

InvestorRounds
Hanwha Asset ManagementSeries C Extension
Ducenta Squared Asset ManagementSeries C
MC2 Security FundSeries C Extension, Series C
AE Industrial Partners Structured Solutions I, LPDebt
Hegemon CapitalSeries C, Series B
AE Industrial PartnersSeries C, Series C Extension
Compass PartnersSeries C

Market signals

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  • Mar 19, 2026

    Launched SeaGuard, a UUV defeat system for maritime security.

  • Jan 1, 2026

    Received the Regional Chamber of Commerce Industry Innovator Award.

ThayerMahan Filings

SEC and related filings with document metadata.

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ThayerMahan Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersGroton, Connecticut
Employee Range142
Year Founded2015
Last FundingJan 9, 2024

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