Top 50 Wave Energy Converter

Laminar Scientific has developed the MantaWave™ nearshore device, which harnesses ocean wave energy to generate renewable power. The technology addresses the need for sustainable energy solutions by providing a reliable source of electricity from marine environments.

Current Kinetics designs and builds ocean energy turbines that harness tidal and wave energy to generate renewable electricity. Their technology addresses the need for sustainable energy solutions by providing a reliable and efficient alternative to fossil fuels.

Bluefins develops zero-emission auxiliary propulsion systems for ocean-going vessels, utilizing a wave energy converting technology inspired by whale tail fins. This system reduces fuel consumption by at least 20% and lowers CO2, SOx, and NOx emissions, addressing the significant greenhouse gas contributions from the shipping industry.

Ocean Oasis utilizes wave energy to power offshore desalination systems, producing fresh water with zero emissions. This technology provides a sustainable solution for coastal communities facing freshwater scarcity, benefiting both people and industries in water-stressed regions.

Voltai develops a flexible motion-absorbing generator that captures energy from ocean movement, offering 100 times the energy density of traditional turbines. This technology reduces fuel costs and emissions for marine industries while minimizing maintenance expenses by absorbing shocks and vibrations that lead to material fatigue.

PowerCoin provides hybrid photovoltaic panels that combine high‑efficiency solar cells with a terahertz‑wave harvesting module to generate electricity continuously, supplementing solar output during low‑light periods. The system includes AI‑driven power management and a cloud analytics platform for real‑time monitoring, predictive maintenance, and smart‑grid integration, and offers optional wireless charging for mobile devices. Revenue is derived from panel sales, licensing of the terahertz‑harvesting IP, and subscription fees for the analytics service.

Wave-DAC® utilizes wave energy to power a Direct Air Capture system that extracts CO2 from the atmosphere while simultaneously generating hydrogen through seawater electrolysis. This technology addresses the challenge of carbon emissions by providing a scalable solution for carbon neutrality and renewable energy production.

Aeon Energy develops technology to decentralize energy production using community and individual-level renewable sources. The company enables access to reliable, clean energy supplies globally, supporting a transition toward a net-zero future. They offer solutions for various energy contexts, including island electrification projects.

Spiralis Energy develops a tidal energy converter inspired by the Turritella shell's structure, utilizing biomimetic design to efficiently harness marine energy. This technology provides a scalable and sustainable solution for generating clean electricity from tidal and river currents, addressing the need for reliable renewable energy sources.

Large‑scale data centers consume 600‑800 MW of electricity and generate excess heat, yet most facilities rely on fossil‑fuel grids and waste thermal energy, leading to high carbon footprints and inefficient resource use for AI and high‑performance computing workloads. Argyll Development delivers purpose‑built data center campuses powered exclusively by on‑site renewable generation—wind, wave, hydro and tidal sources—providing a carbon‑neutral electricity supply for hyperscale compute. The architecture supports high‑density racks (≥120 kW per rack) and integrates liquid and cryogenic cooling loops that capture waste heat for productive reuse in agriculture and aquaculture.

Ocius develops and operates Bluebottle Uncrewed Surface Vessels (USVs) that utilize solar, wind, and wave energy to autonomously monitor maritime areas for extended periods. These vessels provide significant operational advantages in data collection and surveillance across various industries, including defense, oil and gas, and environmental monitoring.

SolarDuck develops offshore floating solar energy systems using interconnected triangular platforms that elevate photovoltaic modules above seawater, ensuring protection and stability. This technology addresses land scarcity for solar installations by utilizing coastal areas to provide affordable, utility-scale renewable energy to communities worldwide.

Bay Energy specializes in deep-sea energy extraction technologies, utilizing advanced subsea robotics and energy conversion systems to harness renewable energy from ocean currents and thermal gradients. The company addresses the challenge of sustainable energy generation by providing reliable, high-capacity power solutions that reduce reliance on fossil fuels.

The startup utilizes shock wave heating technology to produce hydrogen with zero direct carbon emissions, minimal electricity usage, and no water requirements. This method enables scalable and cost-effective hydrogen production, addressing the need for cleaner energy solutions in the transition to sustainable energy systems.

This company develops hydrokinetic turbines that generate electricity from tidal, river, and ocean currents. Their computational fluid dynamics technology enables efficient energy capture from various water flows, providing renewable power in diverse aquatic environments.

Nestar Energy provides a patented tidal energy system that generates consistent and predictable electricity from ocean tides. This cost-effective solution offers a reliable baseload power source, aiming to be more affordable than fossil fuels while minimizing environmental impact.

Centrifugal Energy designs low‑speed, large‑diameter centrifugal turbines that generate electricity from wind, river, and ocean currents. By locating the generator and power electronics at the turbine base and using a rotating housing, the system operates omnidirectionally with reduced noise, vibration, and wildlife impact, and can be scaled from portable units to multi‑megawatt offshore arrays for utilities, micro‑grids, and remote communities.

Panthalassa harnesses oceanic energy through advanced marine technology to generate low-cost, renewable power for offshore computing and sustainable fuel production. This approach addresses the global demand for clean energy while utilizing the ocean's vast renewable resources.

Bigmoon harnesses tidal energy to generate electricity by utilizing the gravitational pull of the moon. This approach provides a renewable energy source that addresses the need for sustainable power generation in coastal regions.

Ocean Sun provides a patented floating solar power system that mounts solar panels on a thin, hydroelastic membrane. This membrane-based system offers benefits such as lower material usage, lean transportation, and efficient water cooling for enhanced performance.

Marine Dolphin provides a deep‑sea electrolysis platform that splits seawater into hydrogen and oxygen at ~3,000 m depth, using ambient hydrostatic pressure to compress hydrogen to 300 bar without external compressors. The system incorporates a salt‑tolerant anion‑exchange membrane electrolyzer and an oxygen‑energy recovery unit, enabling low‑energy, offshore green hydrogen production integrated with renewable power sources for oil‑gas, wind and maritime operators.

Swift Anchors develops patented rock anchoring systems for floating offshore wind, wave, and tidal energy projects, as well as aquaculture, enabling secure installations in challenging seabed conditions. Their technology reduces the Levelized Cost of Energy (LCoE) by up to 12% while minimizing environmental impact and lifecycle costs.

Krecotec provides end‑to‑end power‑conversion engineering services for wind and renewable energy projects, including a modular 5 MW+ grid‑simulator for on‑site pre‑qualification and VDE FNN V2.0 certification of grid‑forming converters. It also designs and retrofits second‑life turbine converters, integrates renewable‑to‑hydrogen systems, and offers remote diagnostics, spare‑part logistics, and training for comprehensive lifecycle support.

Sizable Energy provides offshore long‑duration energy storage by using a patented pumped‑hydro system that moves dense sea‑salt brine between a seabed reservoir and a floating surface tank. The modular design delivers >90 % round‑trip efficiency, can scale from megawatt‑hour to gigawatt‑hour capacity, and can be installed alongside offshore wind or solar farms, eliminating land use and reducing capital costs.

The startup produces hydroelectricity by utilizing small-scale, mobile hydropower turbines that generate floating electricity from hydro-kinetic energy. This technology provides a reliable and locally harvested energy source, addressing the need for consistent power generation in remote or underserved areas.

Maini Renewables designs and manufactures scalable small hydro and wind energy generation turbines optimized for low wind speeds and dam-free water installations. Their proprietary rotor technology improves efficiency for generating electricity from natural water flow, tides, ocean currents, and gentle breezes. The systems house generators and power electronics above water or near rooftops to enhance operational reliability across diverse locations.

SWEETCH Energy is developing technology for salinity gradient power harvesting, which generates renewable energy from the difference in salt concentration between seawater and freshwater. This approach addresses the need for sustainable energy sources by providing a continuous and reliable power supply without the environmental impact of traditional energy generation methods.

Eco Wave Power has developed a patented technology that converts ocean and sea wave energy into green electricity through grid-connected wave energy devices. This approach addresses the need for sustainable energy sources by enabling commercial power production from wave energy, thereby contributing to climate change mitigation.

The startup develops wave-powered desalination systems that utilize wave energy to drive water through filters and reverse osmosis membranes, producing freshwater without electricity or land use. This technology provides a sustainable drinking water source for private islands and coastal communities, ensuring low maintenance and significant cost savings.

Oceans of Energy has developed a modular offshore floating solar system that can withstand high waves, providing a reliable source of clean electricity in marine environments. This technology addresses the scarcity of land for solar energy generation by utilizing ocean space, significantly increasing renewable energy production while minimizing environmental impact.

The startup develops wave technology that generates five simultaneous breaking waves, catering to surfers of all skill levels from beginner to professional. Their surf lakes come in standard and extra-large models, providing an authentic surfing experience in a controlled environment.

This company develops and implements next-generation solutions for the renewable energy sector. They focus on innovating the manufacturing, installation, and maintenance processes for solar and wind power generation technologies. The core value is efficiently converting renewable energy sources into usable electrical power.

OE Systems develops the WaveMove™ technology, which generates renewable wave energy that can be installed alongside offshore wind turbines to enhance energy production and stability. This solution addresses the challenge of intermittent energy supply by providing a reliable and cost-effective source of renewable energy, potentially increasing overall production by up to 100% at combined wind and wave sites.

Quaise Energy uses a gyrotron‑driven millimeter‑wave drilling system to vaporize rock and create deep, super‑hot geothermal wells beyond the reach of conventional rotary drilling. By combining traditional drilling to basement rock with high‑power wave drilling, the company enables high‑density, baseload geothermal power plants that can be built using existing fossil‑fuel drilling workforce and supply chains, offering utilities and power developers a scalable low‑carbon energy source.

Mocean Energy designs and manufactures wave energy converters, specifically the Blue Star and Blue Horizon, to generate reliable, renewable power for subsea applications and grid-scale energy. By harnessing ocean wave energy, the company addresses the need for clean energy solutions that reduce reliance on carbon-intensive power sources.

Wwave has developed the WindWave, a hardware component that modifies wind farm topography with cost-efficient wind-breaking structures to optimize airflow through turbine rotors. This technology increases turbine production by up to 35% while reducing the cost of energy to as low as 20€/MWh, enhancing the competitiveness of clean energy.

Porpoise Power develops tidal energy systems that convert underwater currents into electricity using oscillating hydrofoil technology. Their system mimics dolphin swimming to efficiently capture energy from tidal flows, providing a renewable energy source.

The startup develops floating solar technology that installs photovoltaic panels on unused water surfaces to generate renewable electricity. This approach utilizes otherwise idle aquatic spaces, providing a sustainable and cost-effective solution for energy production while minimizing land use.

Proteus develops and deploys tidal turbines that harness the predictable ebb and flow of ocean tides to generate renewable electricity, contributing over 20 GWh to the energy grid. The company addresses the need for reliable and environmentally responsible energy solutions by providing a sustainable alternative to fossil fuels without visual pollution or negative impacts on marine ecosystems.

Develops large-scale clean energy infrastructure and next-generation technologies, including liquefied natural gas (LNG) facilities, wireless power transmission, and integrated data center power systems. Addresses global energy supply-demand imbalances by providing reliable, low-emission power generation and distribution solutions in emerging markets and regions with critical energy shortages.

Farwind Energy develops an energy ship that autonomously captures far-offshore wind energy using hydrokinetic turbines, converting kinetic energy into electricity. This technology provides clean energy delivery without occupying land or coastal space, addressing the need for sustainable energy sources to combat climate change.

Vesta utilizes carbon-removing olivine sand in coastal systems to enhance shoreline protection while accelerating the natural process of rock weathering, which permanently sequesters carbon dioxide. This approach addresses ocean acidification and coastal resilience against climate change and sea-level rise, offering a scalable and cost-effective solution for carbon capture.

ELIRE Group provides modular floating smart‑hub platforms that integrate solar, wind or wave generation with grid‑connected power conversion and high‑capacity DC/AC charging for electric ships, ferries and offshore equipment. Through its ELIRE Aero division, the company supplies high‑power‑density axial‑flux electric propulsion systems and silicon‑carbide inverters for retrofitting or new commercial aircraft. The combined hardware and IoT‑enabled digital‑twin monitoring enable rapid, scalable deployment for ports, offshore renewable developers, and aerospace OEMs seeking to accelerate net‑zero operations.

Sunlit Sea develops floating solar power systems that optimize energy production and reduce operational costs through advanced buoyancy and anchoring technologies. The company addresses the challenges of energy generation on water surfaces, enhancing longevity and safety while minimizing maintenance and degradation.

Lumare Energi builds small-scale Ocean Thermal Energy Conversion (OTEC) plants that generate zero-emission power, fresh water, and sea salt in rural Indonesia. By utilizing the temperature difference between warm surface seawater and cold deep seawater, their OTEC technology provides a 24/7 renewable energy source with minimal environmental impact.

The startup develops counter-rotating vertical axis turbines specifically designed for offshore floating wind applications, offering a scalable and cost-efficient solution for both deep-sea and onshore energy generation. Their environmentally friendly design minimizes wildlife impact by presenting the rotating turbine as a natural obstacle, addressing the need for sustainable offshore wind energy infrastructure.

The startup develops eco-friendly artificial wave technology that creates sustainable surfing experiences with minimal ecological impact by utilizing energy-efficient systems and natural wave formation. Their solution promotes biodiversity through the integration of artificial reefs, allowing surfers and nature enthusiasts to enjoy recreation while preserving the environment.

The startup harnesses wave, wind, and solar energy through a validated hybrid system to provide stable and cost-effective renewable energy solutions. This technology mitigates the intermittency of traditional renewable sources, ensuring a reliable energy output for clients.

The startup specializes in converting solar energy absorbed by tropical oceans into electricity and renewable fuels, utilizing ocean thermal energy conversion (OTEC) technology. This approach provides small island developing states with a sustainable energy source, reducing reliance on fossil fuels and enhancing energy security.

Littoral Power Systems designs and manufactures efficient turbines and modular systems for small hydropower applications, addressing high costs and regulatory complexities in marine energy projects. Their k-IOT™ plant management software provides real-time data integration, enhancing operational performance and reducing project risks.