| | | | | | | | | | | |
| Name | | State or other jurisdiction of incorporation or organization | |
| Noble Drilling (Myanmar) Limited | | Myanmar | |
| Noble Drilling (Nederland) II B.V. | | Netherlands | |
| Noble Drilling (Norway) AS | | Norway | |
| Noble Drilling (TVL) Ltd. | | Cayman Islands | |
| Noble Drilling (U.S.) LLC | | Delaware | |
| Noble Drilling A/S | | Denmark | |
| Noble Drilling Americas LLC | | Delaware | |
| Noble Drilling Arabia Company Ltd. | | Saudi Arabia | |
| Noble Drilling Arabia Services LLC | | Delaware | |
| Noble Drilling Australia Pty Ltd | | Australia | |
| Noble Drilling Contracting (Egypt) LLC | | Egypt | |
| Noble Drilling Deepwater A/S | | Denmark | |
| Noble Drilling Deepwater Egypt LLC | | Egypt | |
| Noble Drilling Doha LLC | | Doha, Qatar | |
| Noble Drilling Egypt LLC | | Egypt | |
| Noble Drilling Exploration Company LLC (fka Noble Drilling Exploration Company) | | Delaware | |
| Noble Drilling Holding LLC | | Delaware | |
| Noble Drilling Holdings (Cyprus) Limited | | Cyprus | |
| Noble Drilling International GmbH | | Switzerland | |
| Noble Drilling Malaysia Sdn. Bhd. | | Malaysia | |
| Noble Drilling Mexico, S. De R.L. De C.V. | | Mexico | |
| Noble Drilling Netherlands B.V. | | Netherlands | |
| Noble Drilling NHIL LLC | | Delaware | |
| Noble Drilling Nigeria Holdings Pte. Ltd. | | Singapore | |
| Noble Drilling Norge AS | | Norway | |
| Noble Drilling North Sea A/S | | Denmark | |
| Noble Drilling Offshore (Labuan) Pte. Ltd. | | Labuan, Malaysia | |
| Noble Drilling Offshore International A/S | | Denmark | |
| Noble Drilling Offshore Limited | | Cayman Islands | |
| Noble Drilling Operating Services A/S | | Denmark | |
| Noble Drilling Operations Americas A/S | | Denmark | |
| Noble Drilling Operations Ghana Ltd. | | Ghana | |
| Noble Drilling Operations Mexico S.A. de C.V. | | Mexico | |
| Noble Drilling Poland sp. Z o.o. | | Poland | |
| Noble Drilling Services (Canada) Corporation | | Nova Scotia, Canada | |
| Noble Drilling Services 2 LLC | | Delaware | |
| Noble Drilling Services 3 LLC | | Delaware | |
| Noble Drilling Services 6 LLC | | Delaware | |
| Noble Drilling Services Azerbaijan LLC | | Azerbaijan | |
| Noble Drilling Services LLC (fka Noble Drilling Services Inc.) | | Delaware | |
| Noble Drilling Services S.A. de C.V. | | Mexico | |
| Noble Drilling Singapore Pte. Ltd. | | Singapore | |
| Noble Drilling UK Limited | | United Kingdom | |
| Noble Drilling USA Inc. | | Delaware | |
| Noble Drilling West Africa Limited | | Nigeria | |
