Valaris Limited (previously ENSCO-Rowan plc) is an contractor headquartered in Houston, Texas, and incorporated in . It is the largest and company in the world, and owns 52 rigs, including 36 offshore , 11 , and 5 . In 2022, the company's largest customer was (15% of revenues).
[pdf] The most common modes of shipping for drill rigs are air, sea, and land. Air shipping is the fastest mode of transport and is frequently used when time is of the essence. However, it is also the most expensive option. Sea shipping is the most cost-effective option, but it is also the slowest option.
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