# ThayerMahan, Inc.: Maritime, Groton, United States

> ThayerMahan, Inc.: ThayerMahan, Inc. is a global maritime technology company based in Groton, Connecticut, specializing in autonomous marine solutions.

Source: https://millionrounds.com/startup/thayermahan-inc (Millionrounds; every figure on the page links to its filing or article)

United States · [Maritime startup](https://millionrounds.com/companies)

# ThayerMahan, Inc.

ThayerMahan, Inc. is a global maritime technology company based in Groton, Connecticut, specializing in autonomous marine solutions.

Funding reported Last round: Series C

Maritime Groton, United States

Company summary

- **Founded:** 2016 10 years old
- **Team:** 240 201 to 1,000 people
- **Funding reported:** $62M in dollars
- **Last round:** Series C Jan 2024

How sure we are

- ✓ **Listed** We know it exists and what it does
- 2 **Funding reported** A company dataset reports a raise
- 3 **Observed** A filing or a dated announcement confirms a round

No round for ThayerMahan, Inc. has been confirmed by a filing or an announcement yet, so nothing here counts toward an investor's record. [How we decide](https://millionrounds.com/methodology)

## About ThayerMahan, Inc.

ThayerMahan, Inc. is a global maritime technology company based in Groton, Connecticut, specializing in autonomous marine solutions.

Founded in 2016 by retired U.S. Navy Admiral Mike Connor, the company focuses on enhancing maritime domain awareness through passive acoustic technologies. ThayerMahan's mission is to provide scalable, mission-ready solutions that strengthen national and energy security, enabling real-time decision-making. The company designs and operates unmanned autonomous sensing systems, including Outpost for subsea activity detection, SeaWatch for maritime surveillance, and SeaScout for hydrographic imagery. ThayerMahan also offers end-to-end services such as deployment, data analysis, and consulting, catering to government and commercial clients in defense, offshore energy, and maritime security sectors. With a strong financial profile and a commitment to innovation, ThayerMahan is positioned as a leader in the maritime Intelligence, Surveillance, and Reconnaissance (ISR) space.

## What company datasets say ThayerMahan, Inc. raised

Funding, as reported

Reported in all **$62M** in dollars

Rounds **5**

Last round **Series C**

Last round size **$20M**

Last round date **Jan 2024**

Investors listed **12**

## Founders and team

From the SEC filings it signed: 3 on the team.

- **Michael J Connor** Executive Officer, Director i
- **Richard J Hine** Executive Officer, Director i
- **Ryan J Koenitzer** Executive Officer i

On the board, as filed i *Brian J Prince* *Chad J Sweet* *Kirk J Konert* *Mordecai J Schaja*

## On a portfolio page

Investors who name them

- [AE Industrial Partners](https://millionrounds.com/fund/ae-industrial-partners-lp)

Each firm lists ThayerMahan, Inc. on its own website. That is the firm's claim, a weaker thing than a round we watched, but a named source.

## The company, in detail

What they build

Known for

security maritime threat attribution scalable solutions intelligence ocean environment monitoring maritime transportation information technology & services api integration defense real-time data analysis threat mitigation low-swap systems undersea surveillance energy harvesting systems services long-endurance platforms

Built with from their website

Google Tag Manager WordPress.org Autodesk Vault Adobe Coldfusion OpenSSL Apache YouTube Viewport Meta PostgreSQL Adobe ColdFusion (2021 Release) Ubuntu Linux

+8 more

IIS Windows Server Apple Business Manager Google Cloud Hosting Microsoft Excel Google Font API Microsoft Exchange Microsoft 365 Apps & Services

- **Sector:** Maritime
- **Industry code:** NAICS 54171, 334511, 541330, SIC 3812, 8711
- **Region:** Connecticut
- **Revenue:** $46M a year, as listed
- **Full record:** [Every detail in the company directory](https://millionrounds.com/directory/thayermahan)

## Maritime in United States

Startups like it

- [**Libra** San Francisco · founded 2014 *Raised*](https://millionrounds.com/company/libra)
- [**Navier** San Francisco · founded 2020 *Raised*](https://millionrounds.com/company/navier)
- [**ioCurrents** Seattle · founded 2015 *Raised*](https://millionrounds.com/company/iocurrents)
- [**Snag-A-Slip** Baltimore · founded 2015 *Raised*](https://millionrounds.com/company/snag-a-slip)
- [**Arc** Los Angeles · founded 2021](https://millionrounds.com/startup/arc)
- [**REGENT** North Kingstown · founded 2020](https://millionrounds.com/startup/regent-2)
- [**Fleetzero** Houston · founded 2021](https://millionrounds.com/startup/fleetzero-2)
- [**Nautilus Labs** New York · founded 2016](https://millionrounds.com/startup/nautilus-labs)

## Is this your company?

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