Parker Drilling Company, together with its subsidiaries, provides contract drilling and drilling-related services and rental tools in the United States, Latin America, Africa, the Middle East, the Asia Pacific, Europe, and the Commonwealth of Independent States. It operates in five segments: Rental Tools; U.S. Barge Drilling; U.S. Drilling; International Drilling; and Technical Services. The company operates barge rigs for drilling oil and natural gas in the shallow waters in and along the inland waterways and coasts of Louisiana, Alabama, and Texas, as well as drills geologically difficult wells and manages the logistical and technological challenges of operating in remote, harsh, and ecologically sensitive areas. The company also provides rental tools and services for land and offshore oil and natural gas drilling, workover, and production applications, such as drill collars, standard and heavy-weight drill pipes, tubing, and pressure control equipment, including blow-out preventers; and services, such as fishing, tubular running, inspection, and machine shop support. In addition, it provides technical services, such as engineering and related project services during front end engineering design (FEED), pre-FEED, and concept development phases of customer-owned drilling facility projects; engineering, procurement, construction, and installation services; operations and maintenance services; and other project management services, including labor, maintenance, and logistics for operators who own their own drilling rigs. The company serves independent and national oil and natural gas companies, and integrated service providers. Parker Drilling Company was founded in 1934 and is headquartered in Houston, Texas.