- Global Davit GmbH
- Glomex s.r.l.
- GLUCHOLAZY SA
- GMC Instrumentation Ltd
- GMS Instruments BV
- Goetze KG Armaturen
- GRAVOTECH Sp. z o.o.
- GRUPO GENERAL CABLE SISTEMAS, S.L.U
- GSR Ventiltechnik GmbH & Co. KG
- GUASCOR SA
- Guderoglu Marin Deniz Malzemeleri San. Tic. Ltd. Sti
- Guenther Polska Sp.z o.o.
- Guidance Navigation Ltd
- GUNES MAKINA Sanayi ve Tiv. Ltd. Sti
- GURDESAN GEMI MAK. SAN. VE TIC. Ltd. Sti.
- GUVEN KEPCE MAKINE Ltd. Sti.
- GZUT TECHNICAL EQUIPMENT WORKS
- H+H UMWELT UND INDUSTRIETECHNIK GMBH
- H.A. Springer Marine + Industrie Service GmbH
- H.C.MATCHETT LTD, SHIPCHANDLERS, LIVERPOOL, UK
- H.CEGIELSKI - POZNAN S.A.
- H.O. Bostrom Co., Inc.
- Haag + Zeissler Maschinenelemente GmbH
- Haagh Protection BV
- HACI AYVAZ END.MAM.SAN.ve TIC.A.S.
- HAGGLUNDS DRIVES GmbH
- Hamilton Jet (U.K.) Ltd.
- Hammelmann GmbH
- HANS LUTZ MASCHINENFABRIK GMBH & Co. KG
- HANSA-FLEX Hydraulik GmbH
- HANSENAUTIC GmbH
- Hansson PtroTech AB
- Hanyuan TSC GmbH
- Harbormaster Marine Inc
- HARRIS CAPROCK
- Harris Pye UK Ltd
- Hartchrom AG
- Hatenboer-Water b.v,
- Hayata, Ltd.
- HEAT NORD GMBH
- Heatmaster bv
- Heinen & Hopman
- Heinen & Hopman Engineering B.V.
- HEINZMANN GmbH & Co. KG
- HELLBERGS INTERNATIONAL AB
- Herborner Pumpenfabrik
- Hidro OZCELIK HYDRAULIC
- Hilbig GmbH
- Hilco Industrial Limited
- HK Hydraulik-Kontor GmbH
- HMB Lintec marine GmbH
- HME BV
- Hochiki Europe (UK) Ltd
- Holland Cargo Pumps
- Holland Marine Lifts B.V.
- HOLLAND MARINE SERVICES AMSTERDAM BV
- Holmatro
- Hoover Container Solutions
- Hoppe Bordmesstechnik GmbH
- Hoppe Marine GmbH
- Hose & Reel Products BV
- Hotstart
- HTI-GESAB Hoch-Temperatur Industrieanlagen GmbH
- Huisman Special Lifting Equipment BV
- Hunger Werkzeug und Maschinenfabrik GmbH, Ludwig
- Huntingdon Fusion Techniques Limited
- HUROGLU OTOMOTIV SAN. ITH.IHR.VE TIC. A.S.
- HUSNA YAPI, IDE MARINE
- Hutton & Co. (Ships Chandlers) Ltd.
- HYDAC FILTERTECHNIK GmbH
- Hydraulic Machine Industry And Trade JSC
- Hydrofluid Systems
- Hyphose Ltd
- I.C. Brindle & Co. Ltd
- I.CO. SRL
- IBAK Helmut Hunger GmbH & Co. KG
- Ibercisa Deck Machinery SA
- IBMO
- Icom (UK) Ltd
- ICS ELECTRONICS
- IDEC Steel Industry
- ILKFER DENIZCILIK SAN. TIC. Ltd. Sti.
- Imes GmbH
- IMO AB
- IMP
- IMS GRIFFIN Ltd. B.O. GDYNIA
- IMS, Inc
- IMT Headquarters
- IN Innovative Navigation GmbH vertreten durch ELNA GmbH
- Index Marine Ltd
- INDUKTA SA
- Industrial Cuman
- Industrias Ferri SA
- Industrie Cometto SpA
- Infrafone AB
- INGETEAM POWER TECHNOLOGY, S.A. MARINE
- Instruments Controls Services
- INTEC Engineering GmbH
- INTERLINKS MARINE SERVICES Ltd
- International Paint Ltd