| No. | Ship's Name | Ship Type | Owner Company | Shipyard | Date of Built |
| 1 | Helle | CO2 Tanker, 1,240 cbm | Nippon Gas Line Co Ltd | Frisian Shipyard, Harlingen | 1999 - 12 |
| 2 | Gerda | CO2 Tanker, | Nippon Gas Line Co Ltd | Bodewes Shipyard | 2004 - 02 |
| 3 | Embla | CO2 Tanker | Nippon Gas Line Co Ltd | Bodewes Shipyard | 2005 - 01 |
| 4 | Froya | CO2 Tanker | Nippon Gas Line Co Ltd | Bodewes Shipyard | 2005 - 09 |
| 5 | Suiso Frontier | H2/CO2 Carrier, 2,272 tons | Hystra | Kawasaki HI | 2021 - 12 |
| 6 | Northern Pioneer | CO2 Tanker, 7,350 cbm | Northern Lights JV DA | Dalian Shipbuilding Offshore | 2024 - 11 |
| 7 | Northern Pathfinder | CO2 Tanker, 7,350 cbm | Northern Lights JV DA | Dalian Shipbuilding Offshore | 2024 - 12 |
| 8 | Excool | CO2 Tanker, 1,433 cbm | Sanyu Kisen | Mitsubishi Shipbuilding | 2023 - 11 |