Helmerich & Payne, Inc. is engaged in contract drilling of oil and gas wells for others. The contract drilling business is composed of three business segments: U.S. land drilling, offshore drilling and international land drilling. The United States drilling is conducted primarily in Oklahoma, California, Texas, Wyoming, Colorado, Louisiana, Mississippi, Pennsylvania, Utah, Arkansas, New Mexico, and North Dakota. The offshore drilling operations are conducted in the Gulf of Mexico, and offshore of California, Trinidad and Equatorial Guinea. The international land segment operated in Venezuela, Ecuador, Colombia, Argentina, Mexico and Tunisia. The subsidiary of the Company is TerraVici Drilling Solutions, Inc. (TerraVici).