Valaris Limited is an offshore drilling contractor headquartered in Houston, Texas, and incorporated in Bermuda. It is the largest offshore drilling and well drilling company in the world. As of February 2025, it owned 52 rigs, including 36 offshore jackup rigs, 11 drillships, and 5 semi-submersible platform drilling rigs. In 2024, the company's largest customer was BP and the company's 5 largest customers accounted for 49% of revenues. Wikipedia