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Sea Machines Robotics

Sea Machines Robotics

Private
Boston, MassachusettsFrontier & Industrial Techhttps://sea-machines.com/

Last Round

Early Funding

Feb 6, 2024

Total Funding Raised

$43.5M

Company Overview

Sea Machines Robotics is a robotics and drones company that develops autonomous control and dynamic vessel management systems designed to control boats and sea vessels remotely.

Sector

Frontier & Industrial Tech

Verticals

Maritime & Shipping, Autonomous Vehicles, Defense Tech

Business Model

B2B

Customer Profile

Hardware Sales, Government Contracts, Services & Consulting

AI Layer

Application

Keywords

autonomous navigationunmanned surface vesselUSVmaritime autonomyremote vessel operationautonomous marine systemsAI-risdefense roboticsautonomous defensevessel retrofitcollision avoidancesituational awarenessmarine technologyautonomous boatrobot boat

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Sea Machines Robotics Comparables

Compare Sea Machines Robotics with similar companies based on industry and business-model similarity.

Sea Machines Robotics comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
MarineAI
86%
Marine Thinking Inc.
85%
Maritime Robotics
84%

Sea Machines Robotics Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Early FundingFeb 6, 2024
Series B ExtensionDec 29, 2023
VC RoundSep 21, 2023
Series BOct 30, 2020
Series ADec 17, 2018
Seed
May 11, 2017

Key People

Founding team and executive leadership

Michael G. Johnson

Founder CEO

Founding Team

Sea Machines Robotics Investors

Notable investors and investment history

Sea Machines Robotics investors
InvestorRounds
Dolby Family VenturesSeries B
TechstarsSeed
Level2 VenturesEarly Funding
LDV CapitalSeries A, Seed
TechNexus Venture CollaborativeSeries B, Series A
Eniac VenturesSeries B, Series A
Emerald Technology VenturesEarly Funding

Market signals

Structured signals derived from secondary market and firmographic data.

  • Apr 21, 2026

    Leonardo DRS selected for autonomous vessel demonstration.

  • Apr 8, 2026

    Partnered with Shintoa Corporation as authorized reseller in Japan.

Recent news

Latest coverage and updates

  • hiresOct 8, 2026

    Sea Machines hires Courtney Bradbury, PE, as Vice President of Program Management in Massachusetts on Oct 8th '26, creating a new role to oversee the management and delivery of large-scale autonomous vessel programs.

  • identified_as_competitor_ofOct 2, 2026

    Sea Machines and Leidos competed in at-sea testing for the U.S. Navy’s medium unmanned surface vessel program but were not selected to produce vessels under the announced agreements.

  • identified_as_competitor_ofOct 2, 2026

    Sea Machines and Birdon Group completed at-sea testing and competed for U.S. Navy medium unmanned surface vessel contracts, but neither was selected to produce vessels.

Sea Machines Robotics Filings

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Sea Machines Robotics filings preview — column headings only; records require access
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Frequently Asked Questions

Common questions about Sea Machines Robotics's valuation, stock price, and market status.

Is Sea Machines Robotics a public or private company?

Sea Machines Robotics is a private company.

What is the current stock price of Sea Machines Robotics?

Sea Machines Robotics is a private company, so its shares have no public market price. Caplight tracks Sea Machines Robotics's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.

How much is Sea Machines Robotics worth (valuation)?

Valuation information for Sea Machines Robotics is not publicly available.

Can I buy Sea Machines Robotics stock?

Sea Machines Robotics shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.

When was Sea Machines Robotics's last funding round?

Sea Machines Robotics's most recent funding round was Early Funding on February 6, 2024.

Who are the main investors in Sea Machines Robotics?

Key investors in Sea Machines Robotics include Eniac Ventures, Emerald Technology Ventures, Geekdom Fund, Accomplice, Launch Capital.

Will Sea Machines Robotics IPO soon?

No public IPO plans have been announced for Sea Machines Robotics.

How can I track Sea Machines Robotics secondary market activity?

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Firmographic Details

HeadquartersBoston, Massachusetts
Employee Range47
Year Founded2015
Last FundingFeb 6, 2024

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