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Marine Technology Startups

Updated October 2026

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

Explore 166 recently funded marine technology companies with verified founder contact information and fundraising data.

Total Companies
166
Total Funding
$191.2M
Avg Funding
$7.6M
Global Reach
9
countries

Top Cities for Marine Technology

Saint Andrews
Vannes
Austin
Penryn
Dublin
Nantes

Recently Funded Companies

Export
Saint Andrews, Canada

GIS Gas Infusion Systems specializes in developing aquaculture applications intended to enhance fish health.

$1.8M raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Vannes, France

GREENOV creates maritime cleantech in order to protect the marine environment.

$2.5M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Austin, United States

Green Corridors is an industrial design & manufacturing infrastructure technology company.

$6.1M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Penryn, United Kingdom

Inyanga Marine Projects provides offshore management and consultancy services for the marine renewables sector.

$2.7M raised
May 2025

Founder Contacts

41,000+ verified contacts

Dublin, Ireland

XFuel produces sustainable and net-zero road, marine and aviation drop-in fuels

$4.8M raised
May 2026

Founder Contacts

41,000+ verified contacts

Nantes, France

Ecomer data integrated data collection and analysis solutions and innovative applications offer a wide range of functionalities.

$2.3M raised
May 2025

Founder Contacts

41,000+ verified contacts

San Mateo, United States

Blue Ocean Gear provides sensored tracking buoys to address the commercial fishing industry's informational and environmental challenges

$4.2M raised
May 2023

Founder Contacts

41,000+ verified contacts

Mauguio, France

K‑Ren manufactures eco-friendly textile covers and floating docks to protect boat hulls from fouling without chemicals.

$1.4M raised
May 2026

Founder Contacts

41,000+ verified contacts

Zürich, Switzerland

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

$232K raised
May 2026

Founder Contacts

41,000+ 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

41,000+ 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

41,000+ 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

41,000+ 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

41,000+ verified contacts

Victoria, Canada

MarineLabs provides subscription access to real-time coastal intelligence.

$223K raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Marblehead, United States

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

Apr 2026

Founder Contacts

41,000+ verified contacts

London, United Kingdom

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

$10.0M raised
Apr 2025

Founder Contacts

41,000+ 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

41,000+ 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

41,000+ verified contacts

Seattle, United States

Hardware-free real-time assets tracking

$650K raised
Apr 2026

Founder Contacts

41,000+ 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

41,000+ 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

41,000+ verified contacts

Leith, United Kingdom

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

$494K raised
Apr 2023

Founder Contacts

41,000+ 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

41,000+ 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

41,000+ 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

41,000+ verified contacts

Showing 51 to 75 of 166 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 166 marine technology companies tracked in the VCBacked database.

Average Funding
$7.6M
Total Funding Tracked
$191.2M
Countries Represented
9

Distribution by Funding Stage

Other25 companies

Top Cities for Marine Technology

1.London
2 companies$15.4M
2.Saint Andrews
1 companies$1.8M
3.Vannes
1 companies$2.5M
4.Austin
1 companies$6.1M
5.Penryn
1 companies$2.7M

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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