Parker Drilling Company Inc., together with its subsidiaries, provides contract drilling and drilling-related services, and rental tools to the energy industry in the United States, Russia, Europe, the Middle East, Africa, Asia, Latin America, Canada, and Internationally. It operates through two business lines, Drilling Services and Rental Tools Services. The Drilling Services business provides project related services, such as engineering, procurement, project management, and commissioning of customer-owned drilling facility projects; drill wells and manages the logistical and technological challenges of operating in remote, harsh, and ecologically sensitive areas; and 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. The Rental Tools Services business offers rental equipment, such as standard and heavy-weight drill pipes, tubing, pressure control equipment, including blow-out preventers, drill collars, and others; well construction services, including tubular running services and downhole tools; well intervention services comprising whipstock, fishing products, and related services; and inspection and machine shop support services for exploration and production companies, drilling contractors, and service companies on land and offshore. The company serves independent and national oil and natural gas companies, and integrated service providers. Parker Drilling Company Inc. was founded in 1934 and is headquartered in Houston, Texas.