In the oil and gas industry, Helmerich & Payne (H&P) knows the drill: The contract driller operates 384 land rigs in the US, 38 international land rigs, and nine offshore platform rigs, for industry giants such as Occidental Petroleum, Marathon Oil, and Devon Energy. Its US contract land drilling operations in 11 states accounts for the bulk of its revenues. It also drills offshore in California and the Gulf of Mexico, and has drilling units in South America and North and West Africa. H&P operates FlexRigs (drilling rigs equipped with new technologies, environmental and safety design). It also has real estate operations, including a shopping center and office buildings in Tulsa.