| Vessel Name | Vessel Type | Ship Yard | Built |
| Gateway | 13,917 GT, TSH Dredger | IHC Dredgers | 2010 - 03 |
| Seahorse | Dredgers, 19,516 GT | MHI Nagasaki | 1983 - 06 |
| Fjell | Semi-Submersible Vessel, 19,300 DWT | Solisnor Estaleiro | 2000 - 12 |
| Oceanus | Dredger, 584 GT | Maasdok B.V. | 1995 - 08 |
| Boka Northern Ocean | Cable Lay, 132 m. loa | Metalships | 2012 - 04 |
| Boka Constructor | C,U & FP Lay, 125 LOA | Poltramp Yard | 2016 - 07 |
| Ndurance | C,U & FP Lay, 99 LOA | Samsung HI | 2013 - 12 |
| Ndeavor | C,U & FP Lay, 99 LOA | Samsung HI | 2013 - 12 |
| Boka Ocean | Cable Layer, 133 m | Metalships | 2010 - 05 |
| Boka Polaris | Diving Support, 113 LOA | Van Der Giessen | 1998 - 05 |
| Constructor | Multi-Purpose Support, 76 LOA | Niigata Shipbuilding (Niigata) | 2010 - 01 |
| Boka Installer | C,U & FP Lay, 81 LOA | Hoivolds Mek | 1982 - 10 |
| Horizon Geobay | Multi-Purpose Support, 86 LOA | Uwajima Zosen | 1978 - 06 |
| Ibis | Heavy-Lift Crane Ship, 406 swl | N.D.S.M. | 1982 - 10 |
| Helios | Dredger, 8,981 GT | IHC Dredgers | 2017 - 06 |
| Taurus II | CS/BW Dredger, 4,345 GT | Merwede Hardinxveld | 1983 - 04 |
| Horizon Nomad | Diving Support, 60 LOA | ASIMAR | 2013 - 12 |
| Boka Vanguard | Semi-Submersible Heavy Lift, 116,173 DWT | Hyundai HI (Ulsan) | 2013 - 01 |
| Blue Marlin | Semi-Submersible Vessel, 76,061 DWT | CShipbuildingC (Kaohsiung) | 2000 - 04 |
| White Marlin | Semi-Submersible Vessel, 72,148 DWT | GSI Liwan | 2015 - 01 |
| Black Marlin | Semi-Submersible Vessel, 57,021 DWT | CShipbuildingC (Kaohsiung) | 1999 - 10 |
| Trustee | Semi-Submersible Vessel, 54,013 DWT | COSCO Zhoushan | 1990 - 12 |
| Target | Semi-Submersible Vessel, 53,868 DWT | COSCO Shipyard Group | 1990 - 02 |
| Triumph | Semi-Submersible Vessel, 53,818 DWT | COSCO Guangdong | 1992 - 01 |
| Forte | Semi-Submersible Vessel, 48,164 DWT | GSI Liwan | 2012 - 05 |