 | Hafnia Management A/S, Hellerup | |
 | Alfons Håkans Oy AB, Turku | |
 | Halkidon Shipping Corp., Piraeus | |
 | Halten AS, Trondheim | |
 | Hamburg-Südamerikanische Dampfschiffahrts-Gesellschaft KG, Hamburg | |
 | RHL Reederei Hamburger Lloyd GmbH & Co.KG, Hamburg | |
 | Hammann & Prahm Reederei GmbH, Wischhafen | |
 | Han Yi Heavylift Shipping Pte.Ltd., Singapore | |
 | Hanjin Shipping Co.Ltd., Seoul | |
 | Hansa Heavy Lift GmbH, Hamburg | |
 | Hansa Shipping GmbH & Co.KG, Hamburg | |
 | Hansa Shipping OÜ, Tallinn | |
 | Hanseatic Schiffahrt und Shipmanagement GmbH, Bremen | |
 | Hanson Aggregates Marine Ltd., Southampton | |
 | Hapag-Lloyd AG, Hamburg | |
 | Harms Bergung, Transport & Heavylift GmbH & Co.KG, Hamburg | |
 | Reederei Alnwick Harmstorf & Co., Hamburg | |
 | Harren & Partner Shipmanagement GmbH & Co.KG, Bremen | |
 | HJH Shipmanagement GmbH & Co.KG, Cadenberge | |
 | Hartmann Schiffahrts GmbH & Co.KG, Leer | |
 | Hartmann Seatrade B.V., Tollebeek | |
 | Harbour Shipping & Trading Co.Ltd., Piraeus | |
 | Harvester Shipmanagement Ltd., Limassol | |
 | Hav Ship Management AS, Bergen | |
 | Hebei Ocean Shipping Co.Ltd., Hebei | |
 | Heerema Marine Contractors Nederland B.V., Leiden | |
 | H.H. Shipping GmbH & Co.KG, Jork | |
 | Reederei Paul Heinrich/Schiffahrtskontor Altes Land, Steinkirchen | |
 | Helix Energy Solutions Group Inc., Houston | |
 | Hellespont Tankers GmbH & Co.KG, Hamburg | |
 | Helmsing & Grimm GmbH & Co., Hamburg | |
 | Herning Shipping A/S, Herning | |
 | Hiltveit Associates Inc., Hauppauge | |
 | Reederei Hinsch GmbH & Co.KG, Buxtehude | |
 | Histria Shipmanagement S.r.l., Constanta | |
 | Höegh Autoliners Inc., Oslo | |
 | Holland America Line Ltd., Seattle | |
 | Holwerda Shipmanagement B.V., Heerenveen | |
 | Holyhead Towing Co. Ltd., Holyhead | |
 | Hong Kong Ming Wah Shipping Co.Ltd., Hong Kong | |
 | Honma Senpaku K.K., Tokyo | |
 | Horizon Tankers Ltd. S.A., Piraeus | |
 | Hornbeck Offshore Services Inc., Covington | |
 | Hurtigruten ASA, Narvik | |
 | Hydro Agri ASA, Stavanger | |
 | Hyundai Merchant Marine Co.Ltd., Seoul |