Derek Andrew Sangster

Part of Valaris Ltd., ENSCO Offshore U.K. Ltd. is a British company that provides oil and gas drilling services. The company is based in London, UK. Founded in 1993.

Part of Valaris Ltd., ENSCO U.K. Ltd. is a British company that leases drilling rigs. The company is based in London, UK. ENSCO was founded in 2002.

Part of Valaris Ltd., Ensco Global Ltd. is a company based in George Town, the Cayman Islands. The Caymanian company was founded in 2011.

Part of Valaris Ltd., ENSCO Investments LLC is a company that provides contract drilling and marine transport. The company is based in Reno, NV.

Part of Valaris Ltd., Sonamer Ltd. is a Bahamian financing company. The company is based in Nassau, Bahamas. Sonamer was founded in 2012.

Part of Valaris Ltd., Ensco Endeavors Ltd. operates as a Caymanian financing company. The company is based in George Town, Cayman Islands.

Part of Valaris Ltd., Sonamer Angola Ltd. functions as an investment holding Bahamian company. The company is based in Nassau, Bahamas.

Ensco International Ltd. operates as a financial company. The company is headquartered British Virgin Island.

Forasub BV provides oil and gas support services. The company is headquartered in Rotterdam, the Netherlands.