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ThayerMahan

Defence · United States · Founded 2016

Provider of marine robotic solutions for government and industry MoreLess

ThayerMahan is a pioneering company in the field of autonomous maritime surveillance, leveraging cutting-edge technology to collect acoustic and electronic data from the world's oceans. The company serves a diverse range of clients, including government agencies, environmental organizations, and private enterprises, who require advanced oceanic monitoring solutions. Operating in the maritime security and surveillance market, ThayerMahan designs, manufactures, and operates sophisticated systems that provide enhanced coverage and situational awareness at a fraction of the cost of traditional methods. The business model revolves around the sale and operation of these systems, generating revenue through both direct sales and service contracts. ThayerMahan's innovative approach is driven by advancements in robotic miniaturization, digital communications, and artificial intelligence, positioning it as a leader in the industry.

Keywords: autonomous, maritime, surveillance, oceanic data, acoustic, electronic, robotic miniaturization, AI, digital communications, cost-effective.

Valuation $100–500M
Revenue $10–50M
Headcount 100–500
Total funding $50–100M
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Company overview

ThayerMahan company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2016
Headquarters
United States
Employees
127
Open positions
5
Dealroom signal
28.9
business modelSaaSsectorAcousticssectorCore AIsectorIndustrial RoboticssectorDefence ApplicationssectorIndustrial TechnologysectorSea and Subsea RobotssectorBlue EconomysectorDual-Use TechsectorBluetech and Ocean ObservationsectorAI ApplicationssectorNIF defense security and resiliencesectorNIF awareness and decision makingsectorDT and LS

Valuation & funding

ThayerMahan funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES COther financing Jan 2024 $20M $150M The Chertoff Group · Yellow Submarine · Hanwha Asset Management · AE Industrial Partners
SERIES COther financing Apr 2023 $30M $120M AE Industrial Partners · I Squared Capital · Mercury Capital Advisors · Hegemon Capital
GRANTOther financing Mar 2021 $710K NYSERDA · National Offshore Wind Research & Development Consortium
EARLY VCOther financing May 2020 $10M $40M AE Industrial Partners
SEEDOther financing Feb 2016 $1M $4M Undisclosed
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Financials

Revenue and workforce over time

Available revenue and workforce history. Fields without reported data are omitted.

YearRevenueGrowthEmployees
2026 $16M 0% 127
2025 $16M 0% 150
2024 $16M 0% 137
2023 $16M +212% 100
2022 $5M +13.6% 58
2021 $4.4M +29.4% 46
2020 $3.4M 29
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Growth signals

ThayerMahan website traffic

Latest recorded traffic for ThayerMahan is 5.3K monthly website visits, down 32.9% over the last three months. ThayerMahan's team declined 15.3% over the past year.

Latest monthly visits5.3K 3-month web change-32.9% 1-year team growth-15.3%
Monthly website visits99 observations · Oct 2017–Jul 2026
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Comparisons

ThayerMahan compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Talent graph

ThayerMahan's talent

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Team profiled 3 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 1 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

11 investors on ThayerMahan's cap table

Sourced from Dealroom's funding and investor records.

Seed 2 investors entered at this stage
NYSERDA
National Offshore Wind Research & Development Consortium
Series A 1 investor entered at this stage
AE Industrial Partners
Series B+ 8 investors entered at this stage
I Squared Capital
Mercury Capital Advisors
Hegemon Capital
RiverPark Ventures
Ducenta Squared Asset Management
Hanwha Asset Management
The Chertoff Group
Yellow Submarine

Global footprint

Where ThayerMahan has talent and traffic

Workforce by country
2 countries with
team presence
🇺🇸 United States98.3%
🇬🇧 United Kingdom0.8%
2 countries shown

In the news

Latest news about ThayerMahan

Recent press, funding announcements, and product moves mentioning ThayerMahan — open to read from the original sources.

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Market sentiment

What the market is saying about ThayerMahan

An AI-synthesized read of the highest-engagement posts about ThayerMahan on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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