GT Green Technologies – IWSA Associate Member

AirWing™ utilises a novel airflow manipulation technology, designed to maximise thrust output from a compact and lightweight unit. This innovation makes AirWing™ uniquely suitable for retrofit applications and vessels with limited available deck space.

As wind propulsion experts, … Read More

Rondal – IWSA Full Member

As the global shipping industry is seeking solutions for sustainable propulsion technology Rondal is offering its expertise in manufacturing large wind assisted shipping propulsion systems. Rondal sees opportunities in becoming a development partner for emerging WASP and/or a … Read More

MIDES design – IWSA Full Member

At Mides design, we are dedicated to clean technologies and would like to expand the idea of general use of simple universal, smart and automated sails as a main propulsion system for all kind of vessels. Aero sail … Read More

CoFlow Jet – IWSA Full Member

We are developing stationary rigid wind sails using our patented ultra-high lift CoFlow Jet (CFJ) cylinders (no rotation) to harness propulsive power from ocean wind. Our current focus is on cargo ships aiming at 20%-50% fuel reduction for … Read More

Bluewater Engineering – IWSA Full Member

Bluewater Engineering is a company determined to achieve Net Zero by 2050 by contributing highly impactful carbon reduction technologies. The Skytug project is our current sole focus, aiming to bring significant primary wind propulsion to the … Read More

Beyond the Sea – IWSA Supporter

Created by Yves PARLIER in 2014, Beyond the Sea is a French company specializing in the towing of ships by Kite. Our goal is to make efficient, universal and essential kite traction for vessels of all … Read More

Zéphyr et Borée – IWSA Associate Member

To face with climate change, stock depletion of fossil fuels, IMO regulations, while meeting the consistent growth of global trades, Zéphyr & Borée combines wind energy and cutting-edge innovation to design modern sail cargo ships and promote … Read More

Yara Marine Technologies – IWSA Full Member

Yara Marine Technologies protects the planet with new innovative ideas to enable a greener maritime industry. Since 2010, Yara Marine Technologies has been a frontrunner in the emission reduction industry. Today, we provide a portfolio of … Read More

Dealfeng New Energy Technology – IWSA Full Member

Dealfeng New Energy Technology focuses on marine energy saving and emission reduction products in decade. The main partners of the company are senior experts and designers in the shipbuilding industry.

Dealfeng has developed Flettner rotor sails … Read More

Southern Spars – IWSA Full Member

Southern Spars specialises in the design and manufacturing of carbon fibre spars and components. Benefiting from unique in-house design and engineering tools we have a powerful modelling capability. Our company is the only spars manufacturer with … Read More