Valaris Limited is a global offshore contract drilling company based in Hamilton, Bermuda, founded in 1975. It operates one of the largest fleets of offshore drilling rigs in the world, including drillships, dynamically positioned semisubmersible rigs, moored semisubmersible rigs, and jackup rigs. Valaris provides specialized rig services to international, government-owned, and independent oil and gas companies involved in offshore exploration and production.

The company operates through four main segments: Floaters, Jackups, ARO (a joint venture with Saudi Aramco), and Other services. Valaris has a strong presence in various regions, including Brazil, the United Kingdom, the U.S. Gulf of Mexico, Australia, Angola, and West Africa. In addition to owning and operating its rigs, Valaris offers management services for rigs owned by third parties. With a workforce of over 4,000 employees, Valaris is publicly traded on the New York Stock Exchange under the ticker symbol VAL, and is led by CEO Anton Dibowitz.