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International Windship Association | February 19, 2018

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Blue Technology (Denmark)
Bound4Blue (Spain)
Crain Technologies (France)
Detlev Löll Ingenieurbüro GmbH (Germany)
Dykstra Naval Architects (Netherlands)
Energy Ship (Germany)
Fair Transport (Netherlands)
Fair Winds Trading Company (UK)
Finocean (Finland)
Fraunhofer Institute for Systems and Innovation Research ISI (Germany)
IDMM (Netherlands)
Inerjy (US)
Magnuss Ltd (US)
Maine Sail Freight (US)
MARIN (Netherlands)
MARIKO [Maritimes Kompetenzzentrum Leer gemeinnützige GMBH] (Germany)
Mer Forte (France)
Modern Merchant Sailing Vessel (Germany)
NEOLINE (France)
New Dawn Traders (UK)
Norsepower (Finland)
North Sea Foundation (Netherlands)
One Sails (UK)
Oceania Centre for Sustainable Transport (OCST) (Fiji)
Peace Boat Ecoship Project (Japan)
Propelwind (France)
Sailline Fish Ltd (UK)
Seagate Sail (Italy)
Smart Green Shipping Alliance (UK)
TankerProa (US)
The Bessie Ellen (UK)
Thordon Bearings (Canada)
Timbercoast (Germany/Australia)
TU Delft (Netherlands)
Vindskip/Lade AS (Norway)
Wind Challenger (Japan)
Windship project (Netherlands)
Windship Technology (UK)
Windvinder (Germany)
Wind+Wing Technologies (US)
WWF International (UK)


Energy Tactics (Netherlands)
Britannia Sailing Trust (UK)
Finn Volger – Engineer, Caterpillar (Germany)
Claudio Boezio – Naval Architect (Germany)
Therese Canning – Postgraduate researcher, University of Exeter (UK)
VoyageVert (UK)
Stretch Space(UK)
Deltamarin (Finland)
Siegfried Wagner NA (Germany)
Hamburg School of Business Administration [HSBA] (Germany)

Sea-Change Sailing Trust (UK)
University of South
Pacific (USP) – South Pacific
Province of Fryslan (SAIL Program – Netherlands)
UCL Energy Institute (Sustainable Shipping – UK)
Heinz Otto, Windschiffe, (Germany)
Trans Oceanic Wind Transport (TOWT) (France)
Prof. Alastair Couper – Emeritus Professor, University of Cardiff (UK/Pacific Ocean)
Dr. Peter Nuttall – Pacific Centre for the Environment and Sustainable Development
Portsmouth University (UK)
Plymouth University (UK)
El Nino Clipper (Federated States of Micronesia)
Atlantis Trading Company (Commercial) (Netherlands)
Lo Entropy (Denmark)
Sailing for Sustainability (Fiji)
Greenheart Project (Japan)
Dr. Chris Rynikiewiicz,  Independent consultant low carbon transition (UK/France)
Fiji Voyaging Society (Fiji)
Carbon War Room (Shipping Efficiency)
Dr. Claus Schriver, KFW (Germany)
Vally Athanasopoulou, Greenpeace International (Netherlands)
Dave Walsh, Arctic, Antarctic and Oceans Campaigner & Communicator
Peter Schenzle, HVSA (rtd) (Germany)
Isabelle Rojon, Research Consultant, U-MAS (UK)
Prof. Richard Birmingham – Univ. of Newcastle (UK)
Emden Leer Hochschule (Germany)
Catherine Austin – The Marine Consultant & Blue Green Events (UK)
Katell Jaouannet, E&E Consultant (France)
Taratari Shipyard (Bangladesh)

Membership is open to companies, organisations and individuals active in the marine wind propulsion sector.

Full Members – made up of active projects that are already taking concrete action in the field of wind ship development (ships, projects, products, trade). This membership will come with full voting rights, opportunity to be members of steering committee.

Associate Members – made up of all other companies, industries and organisations that are already taking concrete action and supporting the field of wind ship development (industry, ports, ship design, equipment development, logistics, trade etc.) or are heading in that direction.

Supporters – Individuals, companies, associations and groups (media, academia – students & researchers and the leisure maritime sectors) that share our vision and are willing to support it.

To register as members or supporters please contact us at:

IWSA Executive Committee
Diane Gilpin (Smart Green Shipping Alliance)
Brian Boserup (Blue Technology)
Tuomas Riski (Norsepower)
Madadh MacClaine (Fair Winds Trading Company)
Siegfried Manzel (Energy Ship & Modern Merchant Sailing Vessel)

Committee Advisors
Patrick Englebert (Propelwind)
Marcelo Seagato (Seagate Sails)
IWSA SecretaryGavin Allwright

IWSA ConstitutionIWSA_Constitution_14Nov2014

Fee Structure

  • Medium/Large company – Full/Associate Membership – €1,000 (annually)
  • Small company, research organization, NGO – Full Membership – €300 (annually)
  • Small company, research organization, NGO – Associate Membership – €200 (annually)
  • Supporter – ‘Voluntary’ Membership -- €50 (annually) / Donation

    Communication Packages

  • Silver package – €3,000
  • Gold package – €10,000
  • Platinum package – €20,000

For further sponsorship and exclusive discount offers on these Silver/Gold/Platinum communication packages, please contact us at:



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