Sea Machines Robotics

• SELKIE 7
• SM300-SP
• STORMRUNNER USV

  STORMRUNNER

Output & shipments

• Deliveries

  2026-08-15 - Sea Machines reports more than 200 deliveries worldwide across its maritime autonomy portfolio. - company_portfolio

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Supply chain relationships

• SpaceX

  Inbound - Connectivity - Sea Machines STORMRUNNER includes Starlink alongside LTE and Iridium communications

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• Iridium Communications

  Inbound - Communications - Sea Machines STORMRUNNER USV incorporates Iridium satellite communications

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• United States Special Operations Command

  Outbound - Autonomy - Sea Machines secured a five-year IDIQ to supply TRL-9 drop-in vessel autonomy kits to U.S. Special Operations Forces

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• 2024-02-06 - Investment round - $12M - Sea Machines raises $12 million for autonomous maritime systems

  Sea Machines raised $12 million from seven investors to advance its autonomous-maritime technology and expand its market presence. - source: sea-machines.com

• 2020-10-30 - Series B - $20M - Sea Machines completes $20 million Series B

  Sea Machines completed its $20 million Series B with a $5 million second close, funding team growth, sales and autonomy development. - source: sea-machines.com

• 2018-12-17 - Series A - $10M - Sea Machines raises $10 million Series A

  Accomplice and Eniac Ventures co-led the financing for the Boston-based marine-autonomy company. - source: sea-machines.com

• 2017-05-11 - Seed financing - $1.5M - Sea Machines raises $1.5 million seed round

  Sea Machines raised $1.5 million in seed financing led by Launch Capital to develop and commercialize its autonomous vessel-control system. - source: sea-machines.com

• Accomplice - Lead - Unknown - 2 funding events - repeat backer - first seen 2017-05-11 - latest 2018-12-17
• Brunswick Corporation - Participant - Angel / Individual - 2 funding events - repeat backer - first seen 2018-12-17 - latest 2020-10-30
• Geekdom Fund - Participant - VC - 2 funding events - repeat backer - first seen 2017-05-11 - latest 2018-12-17
• LDV Capital - Participant - VC - 2 funding events - repeat backer - first seen 2017-05-11 - latest 2018-12-17
• NextGen Venture Partners - Participant - VC - 2 funding events - repeat backer - first seen 2018-12-17 - latest 2020-10-30
• Toyota AI Ventures - Participant - Corporate / CVC - 2 funding events - repeat backer - strategic/corporate - first seen 2018-12-17 - latest 2020-10-30
• Chevron Technology Ventures - Participant - VC - 1 funding event - first seen 2024-02-06
• Dolby Family Ventures - Participant - VC - 1 funding event - first seen 2020-10-30
• Emerald Technology Ventures - Participant - VC - 1 funding event - first seen 2024-02-06
• Eniac Ventures - Lead - VC - 1 funding event - first seen 2018-12-17
• IMC Ventures - Participant - VC - 1 funding event - first seen 2024-02-06
• Ingram Industries - Participant - Angel / Individual - 1 funding event - first seen 2024-02-06
• Launch Capital - Lead - VC - 1 funding event - first seen 2017-05-11
• LaunchCapital - Participant - VC - 1 funding event - first seen 2018-12-17
• Level 2 Ventures - Participant - VC - 1 funding event - first seen 2024-02-06
• Nabtesco Technology Ventures - Participant - VC - 1 funding event - first seen 2024-02-06
• RKKVC - Participant - VC - 1 funding event - first seen 2024-02-06
• TechNexus - Participant - Unknown - 1 funding event - first seen 2020-10-30
• TechNexus Venture Collaborative - Participant - VC - 1 funding event - first seen 2018-12-17
• Techstars - Participant - Unknown - 1 funding event - first seen 2017-05-11

• Michael Gordon Johnson - Founder, President and Chief Technology Officer

Events

• 2026-09-08 - Contract Award - Sea Machines secures five-year U.S. SOF vessel-autonomy IDIQ

  The commercial, non-developmental systems are described as Technology Readiness Level 9. The drop-in kits provide autonomous command and control for expeditionary logistics, intelligence, surveillance, reconnaissance and maritime-security missions. Sea Machines says the kits can be installed and made operational within hours; the contract ceiling was not disclosed.

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• 2026-06-10 - Market Signal - Sea Machines books record 2026 orders on USV autonomy demand

  The company cited bookings at roughly 10 times the prior year level. The demand signal included larger multi-boat orders across defense and commercial use cases.

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• 2026-04-08 - Partnership - Sea Machines and Shintoa Corporation form trading agreement to serve the Japanese market

  Sea Machines appointed Tokyo-based Shintoa Corporation as its authorized value-added reseller in Japan Under the agreement, Shintoa will market, sell, and support Sea Machines' unmanned surface vessel autonomy and commercial ship optimization products in-country The partnership establishes a formal channel for Sea Machines technology across Japanese commercial and defense maritime markets

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• 2025-09-16 - Product Launch - Sea Machines launches marine autonomy APIs for third-party C2 systems

  Sea Machines launched new SMLink APIs for integration of its SM300 marine autonomy system with approved third-party command-and-control systems The release included a Streaming API for real-time telemetry and a Control API for direct command of SM300 autonomy functions The launch expands Sea Machines' open-architecture posture for military and commercial customers building their own mission software layers

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• 2025-09-03 - Product Launch - Sea Machines expands its defense portfolio with STORMRUNNER and SM300-SP

  STORMRUNNER combined the SM300-SP autonomy system with integrated sensors and communications. Launch specifications included a 40-knot top speed, more than 500 nautical miles of range and a 1,100 lb payload. The same six-product announcement introduced SM300-SP as a vessel-agnostic autonomy and remote-command package.

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• 2025-09-03 - Product Launch - Sea Machines launches STORMRUNNER USV

  The launch configuration paired the vessel with the SM300-SP autonomy system. Sea Machines specified a 40-knot maximum speed and modular payload space. STORMRUNNER followed the company’s seven-metre SELKIE design.

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• 2025-05-07 - Partnership - Sea Machines supplies SM300 autonomy for Marine Corps ALPV program

  The ALPV program uses autonomy on a semi-submersible logistics vessel concept. Sea Machines worked with Leidos and Gibbs & Cox on the defense marine autonomy program.

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• 2024-02-06 - Funding - Sea Machines raises $12 million for autonomous maritime systems

  The $12 million round included Emerald Technology Ventures, Nabtesco Technology Ventures, Chevron Technology Ventures, Ingram Industries, RKKVC, Level 2 Ventures and IMC Ventures. Sea Machines said the capital would help sharpen its autonomous-maritime technology and expand its market presence. The issuer release separately notes a 2023 financing led by Geekdom Fund but does not disclose its amount; it is not combined with this round.

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• 2021-03-30 - Product Launch - HamiltonJet and Sea Machines develop integrated pilot-assist system

  The product combines HamiltonJet propulsion controls with Sea Machines autonomy technology. Target users include survey, search-and-rescue, ferry, firefighting and security vessels. The partners said the system was under development for planned operation in 2022.

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• 2021-02-11 - Partnership - Damen Partners with Sea Machines to Bring Autonomy and Wireless-Helm Technology to Ship-Build Customers - Sea Machines

  Damen planned to begin with workboats, patrol vessels, tugboats, crew-transfer vessels and ferries. The shipbuilder will train customers on the systems through an in-house simulator integrated with Sea Machines technology. The supported functions include autonomous transit, collaborative unmanned-craft operation and task-based mission patterns.

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• 2020-10-30 - Funding - Sea Machines completes $20 million Series B

  Sea Machines completed the second close with $5 million after announcing a $15 million first close in July 2020. The second close included follow-on investment from Brunswick with TechNexus, Toyota AI Ventures and NextGen Venture Partners, plus new investor Dolby Family Ventures. Sea Machines said the capital would support team growth, product sales and development of computer vision and decision-support capabilities.

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• 2020-07-30 - Partnership - Sea Machines Partners with Maine Maritime Academy & MARAD to Include Intelligent Vessel Systems in Curriculum - Sea

  The academy’s 41-foot R/V Quickwater workboat was to receive the SM300 and a shoreside command station. Cadets would operate the vessel around Castine Harbor while measuring emissions, efficiency and safety performance. The trials were designed to produce operational data for MARAD’s Maritime Environmental and Technical Assistance programme.

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• 2020-07-07 - Product Launch - Maritime partners unveil autonomous offshore guard vessel

  The vessel was designed to perform persistent offshore guard duties without onboard crew. Its target customers include wind-farm owners and guard-vessel operators. The concept combined vessel design, propulsion and autonomous-command technologies from multiple partners.

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• 2019-05-14 - Demonstration - Sea Machines Partners with Hike Metal to Demonstrate Capabilities of Marine Autonomy during Search-and-Rescue Missions -

  Phase-one demonstrations were planned on Lake Erie using a new 27-foot rigid-hull inflatable boat. The SM300 configuration covered autonomous search patterns, waypoint missions, remote payload control and obstacle avoidance. The prototype was intended to support minimally manned or unmanned response when crews were unavailable or at risk.

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• 2018-12-17 - Funding - Sea Machines raises $10 million Series A

  Participants included Toyota AI Ventures, Brunswick through TechNexus, NextGen Venture Partners, Geekdom Fund, LaunchCapital and LDV Capital. The financing brought total capital raised at the time to $12.5 million. Sea Machines planned to expand sales and engineering and develop additional vessel-control and situational-awareness features.

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• 2017-11-13 - Demonstration - TUCO demonstrates workboat fitted with Sea Machines 300

  The host vessel was a TUCO workboat. The installed autonomy system was Sea Machines 300. The evidence documents a demonstration configuration, not a permanent product-line integration.

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• 2017-05-11 - Funding - Sea Machines raises $1.5 million seed round

  Launch Capital led the round, with participation from Accomplice, LDV Capital, Geekdom Fund and Techstars. Sea Machines said the capital would accelerate product development, marketing and sales of its industrial-grade vessel-control system. The company was targeting commercial workboats with autonomous control technology and expected its first-generation system to launch in 2017.

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Relationships

• U.S. Marine Corps

  Technology Partner - Sea Machines supplied SM300 autonomy technology for the Marine Corps ALPV program.

• Brunswick Corporation

  Current Parent - Brunswick acquired Sea Machines after investing in and partnering with it; the autonomy business continues under its own brand.

• Sea Machines secures five-year U.S. SOF vessel-autonomy IDIQ

  2026-09-08 · Order / contract · Sea Machines Robotics secured a five-year IDIQ contract to supply U.S. Special Operations Forces with rapidly deployable vessel-autonomy kits for boats of opportunity.

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