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

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

NAOS Ship and Boat Design – IWSA Member

NAOS Ship and Boat Design is a Ship Design Company with a particular specialization in Ro-Ro Ships and RoPax-Ferries. Established in 1993, today it heads a group of companies in Italy, Spain, Croatia and Sweden which invests … Read More

Wallenius Marine AB – IWSA Member

Wallenius Marine AB is a Swedish based, family owned company with over 80 years of experience that has designed and built more than 70 vessels since the mid 90’s with a strong focus on sustainable … Read More

BAR Technologies – IWSA Member

BAR Technologies offer a cohesive team of world leading naval architects and optimisation specialists, fluid dynamists, mechanical, structural and composite engineers together with control strategy and system specialists.  We offer data and simulation engineers with … Read More

Kawasaki Kisen Kaisha, Ltd. (“K” LINE) – IWSA Member

As an integrated logistics company grown from shipping business, “K” LINE contributes to society so that people live well and prosperously. We always recognize this principle in our operations. “Seawing” is one of our solutions. “K” LINE … Read More

Advanced Wing Systems – IWSA Member

This system reduces the weight and cost of the wing and allows simple stowing and reefing.  The system also provided significant control over the geometry of the wing allowing optimisation of the wing set-up.  Asymmetry, camber, twist … Read More

Nayam Wings – IWSA Member

NAYAM WINGS is developing wind propulsion system composed of unique wing that produces high propulsive force (CLmax > 4). It is the unique system that can maintain ship’s stability while utilizing wind propulsion. Wings are automatically … Read More