Deepwater Semisub (12 Rigs)

Ocean Apex

Type: Semisub
Manager: Diamond Offshore Drilling
Status: Operational
Owner: Diamond Offshore Drilling
Classification: ABS
Design: Odeco

Ocean Onyx

Type: Semisub
Manager: Diamond Offshore Drilling
Status: Operational
Owner: Diamond Offshore Drilling
Classification: ABS
Design: Odeco

Ocean Valiant

Type: Semisub
Manager: Diamond Offshore Drilling
Status: Cold Stacked
Owner: Diamond Offshore Drilling
Classification: ABS
Design: Odeco

Blackford Dolphin

Type: Semisub
Manager: Dolphin Drilling Ltd.
Status: Operational
Owner: Blackford Dolphin Pte. Ltd.
Classification: DNV GL
Design: Aker

Louisiana

Type: Semisub
Manager: Petroserv S.A.
Status: Ready Stacked
Owner: Ventura Petroleo S.A.
Classification: LRS
Design: Friede & Goldman

Scarabeo 5

Type: Semisub
Manager: Saipem
Status: Ready Stacked
Owner: Saipem (Portugal) Comercio Maritimo, Sociedade Unipessoal, Lda.
Classification: ABS
Design: Maritime Engineering

SS Pantanal

Type: Semisub
Manager: Base
Status: Cold Stacked
Owner: Base
Classification: BV
Design: Friede & Goldman

Nan Hai Ba Hao (8)

Type: Semisub
Manager: China Oilfield Services Limited (COSL)
Status: Ready Stacked
Owner: China Oilfield Services Limited (COSL)
Classification: ABS, CCS
Design: Friede & Goldman

Nan Hai Jiu Hao (9)

Type: Semisub
Manager: China Oilfield Services Limited (COSL)
Status: Operational
Owner: China Oilfield Services Limited (COSL)
Classification: DNV GL, CCS
Design: Gotaverken

Transocean Leader

Type: Semisub
Manager: Transocean Offshore Deepwater Drilling Inc.
Status: Cold Stacked
Owner: Transocean Offshore International Ventures Limited
Classification: DNV GL
Design: Aker