- MARAN TANKERS MANAGEMENT INC.
- MARAN GAS MARITIME INC.
- ANANGEL MARITIME SERVICES INC.
- ALPHA BULKERS SHIPMANAGEMENT INC.
- MARINE TRUST LTD
- EASTERN MEDITERRANEAN MARITIME LTD.
- TMS TANKERS LTD.
- FAFALIOS SHIPPING S.A.
- MINERVA MARINE INC.
- BLUE STAR FERRIES / SUPERFAST FERRIES
- AEOLOS MANAGEMENT S.A.
- LASKARIDIS SHIPPING CO. LTD.
- PANTHEON TANKERS MANAGEMENT LTD.
- TST INTERNATIONAL S.A.
- TSAVLIRIS SALVAGE & TOWAGE
- THOMAS MILLER (HELLAS) LTD. UK P&I CLUB
- SCANDINAVIAN NEAR EAST SHIPPING AGENCY
- ROSWELL TANKERS CORP.
- ZIM INTEGRATED SHIPPING SERVICES
- HOLLAND HELLENIC SHIPPING AGENCIES LTD.
- WILHELMSEN SHIPS SERVICES
- COMMON PROGRESS COMPANIA NAVIERA S.A.
- ENESEL S.A.
- HELLESPONT STEAMSHIP CORP.
- KYKLADES MARITIME CORP.
- CYCLADES FAST FERRIES N.E.
- LOAD LINE MARINE S.A.
- STARBULK S.A.
- GAC SHIPPING S.A.
- UNITED MARINE AGENCIES
- HELLENIC CENTRE OF MARINE RESEARCH
- EVDEMON & PARTNERS
- MENTOR MARINE CONSULTANTS
- KALIMBASSIERIS MARINE CONSULTANTS
