Patterson-UTI Energy is a drilling and completion services company that provides contract drilling, well completion services, and specialized drilling products to oil and natural gas exploration and production companies across the United States and international markets. The company operates a fleet of high-specification onshore drilling rigs capable of handling horizontal and directional drilling in major shale and unconventional resource plays, while its completion services division offers hydraulic fracturing, wireline services, cementing, and natural gas-powered solutions across key basins. The company also manufactures and distributes drill bits and downhole tools through facilities in North America and internationally. Patterson-UTI generates revenue through fixed-term and spot-market contract drilling, project-based or time-and-materials completion services, and drilling products sales, primarily to mid-sized and large E&P operators.