| | | | | | | | |
| Name | | State or other jurisdiction of
incorporation or organization |
| Noble Drilling (TVL) Ltd. | | Cayman Islands |
| Noble Drilling (U.S.) LLC | | Delaware |
| Noble Drilling A/S | | Denmark |
| Noble Drilling Americas LLC | | Cayman Islands |
| Noble Drilling Arabia Company Limited | | 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 DS A/S | | Denmark |
| Noble Drilling Egypt LLC | | Egypt |
| Noble Drilling Exploration Company LLC | | Delaware |
| Noble Drilling Holding LLC | | Cayman Islands |
| Noble Drilling Holdings (Cyprus) Limited | | Cyprus |
| Noble Drilling Singapore Pte. Ltd. | | Singapore |
| Noble Drilling International GmbH | | Switzerland |
| Noble Drilling JS Services, Lda. | | Angola |
| Noble Drilling Malaysia Sdn. Bhd. | | Malaysia |
| Noble Drilling México, S. De R.L. De C.V. | | Mexico |
| Noble Drilling Netherlands B.V. | | Netherlands |
| Noble Drilling NHIL LLC | | Cayman Islands |
| 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 | | Cayman Islands |
| Noble Drilling Services 3 LLC | | Delaware |
| Noble Drilling Services 6 LLC | | Cayman Islands |
| Noble Drilling Services Azerbaijan LLC | | Azerbaijan |
| Noble Drilling Services LLC | | Cayman Islands |
| Noble Drilling Services S.A. de C.V. | | Mexico |
| Noble Drilling Services Singapore Pte. Ltd. | | Singapore |
| Noble Drilling UK Limited | | United Kingdom |
| Noble Drilling USA Inc. | | Delaware |
| Noble Drilling West Africa Limited | | Nigeria |
| Noble Drillship I Singapore Pte. Ltd. | | Singapore |
