Houston-based Diamond Offshore Drilling, Inc. specializes in providing contract drilling services to the energy industry on a global scale. The company boasts a fleet of 14 offshore drilling rigs, comprising of four drillships, eight semisubmersible rigs, and two managed rigs, as of December 31, 2022. Diamond Offshore serves a diverse clientele including independent oil and gas companies, as well as government-owned oil companies. Founded in 1953, the company has established a solid reputation in the field and continues to be at the forefront of innovation in the drilling industry.