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Marine Technology Startups

Updated July 2026

Companies in the marine technology sector developing innovative solutions and technologies.

Explore 161 recently funded marine technology companies with verified founder contact information and fundraising data.

Total Companies
161
Total Funding
$199.3M
Avg Funding
$8.0M
Global Reach
9
countries

Top Cities for Marine Technology

Zürich
Singapore
Washington
Providence
Vista
Marblehead

Recently Funded Companies

Export
Zürich, Switzerland

Autonomous underwater robots for inspection of critical subsea infrastructure in harsh environments.

$232K raised
May 2026

Founder Contacts

30,000+ verified contacts

Singapore, Singapore

High-Trend International Group is a global ocean technology company that focuses on international shipping and CO-Tech solutions.

$15.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Washington, United States

Sensor-based ocean infrastructure for marine conservation, industrial efficiency and maritime security — powered by real-time data and AI.

$500K raised
May 2026

Founder Contacts

30,000+ verified contacts

Providence, United States

HavocAI is an artificial intelligence company that offers maritime autonomy solutions to the defense and commercial markets.

$100.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Vista, United States

Seatrec’s patented thermal energy harvesting systems generate renewable energy from environmental temperature differences in the ocean.

May 2022

Founder Contacts

30,000+ verified contacts

Marblehead, United States

SeaTrac Systems develops unmanned surface vehicles for persistent in-shore and open-ocean missions.

Apr 2026

Founder Contacts

30,000+ verified contacts

Victoria, Canada

MarineLabs provides subscription access to real-time coastal intelligence.

$223K raised
Apr 2026

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Sedna is a data-driven communication platform that pushes profitability.

$10.0M raised
Apr 2025

Founder Contacts

30,000+ verified contacts

London, United Kingdom

Enabling low-cost ocean access - Delivering uncrewed surface vessels to unlock Ocean data.

$5.4M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Newcastle, United Kingdom

Ceto analyses high frequency sensor data from ships to prevent machinery breakdowns, reduce emissions and deliver connected marine insurance

$4.8M raised
Apr 2025

Founder Contacts

30,000+ verified contacts

Seattle, United States

Hardware-free real-time assets tracking

$650K raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Gaerwen, United Kingdom

Ecodetect is a tech firm offering AI-driven marine monitoring and environmental consulting services for offshore infrastructure.

$662K raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Florø, Norway

Evoy designs and delivers powerful electric motor systems for boats that reduce environmental impact

$7.7M raised
Apr 2022

Founder Contacts

30,000+ verified contacts

Leith, United Kingdom

Swift Anchors offers marine floating offshore wind, wave, tidal, and aquaculture anchoring systems.

$494K raised
Apr 2023

Founder Contacts

30,000+ verified contacts

Salvador, Brazil

I4sea is a company that aims to eliminate uncertainties related to the impact of nature on the economy.

$1.3M raised
Apr 2025

Founder Contacts

30,000+ verified contacts

New York, United States

Great Circle Group is a marine technology company that provides marine electronics sales, installation, and services.

$17.5M raised
Apr 2025

Founder Contacts

30,000+ verified contacts

Cambridge, United States

Gander Robotics builds and develops robotic and autonomous solutions for defense and maritime rescue.

$1.1M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Lacanau, France

Kahe Nautic is a company that designs marine electric motor .

$1.6M raised
Apr 2024

Founder Contacts

30,000+ verified contacts

Whangarei, New Zealand

Naut is an electric propulsion technology company focused on designing and making electric motors for the marine industry.

Apr 2025

Founder Contacts

30,000+ verified contacts

Dartmouth, Canada

Technology for Profitable & Sustainable Ocean Harvests

$1.4M raised
Apr 2023

Founder Contacts

30,000+ verified contacts

Saint-sulpice, Switzerland

Daphne Technology is a developer of a sustainable, technically advanced and cost efficient air emissions control system.

$19.2M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Dover, United States

Bubble Robotics, a company focused on building advanced underwater robots.

$5.3M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Trondheim, Norway

Zeabuz offers maritime autonomy software and solutions (SaaS)

$4.2M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Dartmouth, Canada

Voltai harvests energy from motion to help marine industries reduce reliance on fossil fuels and stored energy.

$73K raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Newton, United States

Zydro Marine Technologies develops autonomous maritime systems and software for data-driven operations at sea.

$2.0M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Showing 51 to 75 of 161 companies

About the Marine Technology Startup Ecosystem

The marine technology sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Marine Technology

Marine Technology companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The marine technology sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Marine Technology Funding Breakdown

Here is how funding is distributed among the 161 marine technology companies tracked in the VCBacked database.

Average Funding
$8.0M
Total Funding Tracked
$199.3M
Countries Represented
9

Distribution by Funding Stage

Other25 companies

Top Cities for Marine Technology

1.London
2 companies$15.4M
2.Dartmouth
2 companies$1.5M
3.Zürich
1 companies$232K
4.Singapore
1 companies$15.0M
5.Washington
1 companies$500K

Related Industries

Companies in the marine technology sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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161 Marine Technology Startups (2026) — Recently Funded — Page 3 | VCBacked