- Jomaro (Cyprus)
- Naftomar Shipping & Trading Co Ltd
- Thenamaris Ships Management Inc
- Tsakos Columbia Shipping & Trading SA
- Hellenic Petroleum – Apollon Shipping Co Ltd
- Avin International Sa
- Athenian Sea Carriers Ltd
- Bernard Schulte Shipmanagement (Cyprus) Ltd
- Interunity Management Corp.
- Minerva Marine Inc
- Mediterranean Maritime Sa
- Liberty Maritime Corporation