Occidental Petroleum Corporation (NYSE: OXY) is an international oil and gas exploration and production company, and its OxyChem subsidiary is a major North American chemical manufacturer. We are one of the largest U.S. oil and gas companies, based on equity market capitalization, with more than 40,000 employees and contractors worldwide. Oxy is committed to respecting the environment, maintaining safety and upholding high standards of social responsibility throughout the company's worldwide operations. Oxy's success is built on technical expertise, business acumen, strong partnerships and proven ability to deliver superior results. Throughout this website, "Oxy" refers to one or more of Occidental Petroleum Corporation, a Delaware corporation, its subsidiaries and affiliates. Occidental Oil and Gas Oxy engages in oil and natural gas exploration and production in three core regions: the United States, Middle East/North Africa and Latin America. We are a worldwide leader in applying advanced technology to boost production from mature oil and natural gas fields and access hard-to-recover reserves. We have consistently replaced and expanded reserves through improved recovery, strategic acquisitions and focused exploration. Midstream, Marketing and Other Oxy’s Midstream, Marketing and Other segment gathers, treats, processes, transports, stores, purchases and markets oil, condensate, NGLs, natural gas, carbon dioxide (CO2) and power. It also trades around its assets, including pipelines and storage capacity, and trades oil, NGLs, gas and other commodities. OxyChem OxyChem is a leading North American manufacturer of polyvinyl chloride (PVC) resins, chlorine and caustic soda – key building blocks for a variety of indispensable products such as plastics, pharmaceuticals and water treatment chemicals. For every product it makes, OxyChem's market position is No. 1 or No. 2 in the U.S. and No. 1, 2 or 3 in the world. OxyChem is the largest U.S. merchant marketer of caustic soda and the world’s largest producer of caustic potash and calcium chloride. Headquartered in Dallas, Texas, the company has manufacturing facilities in the United States, Canada and Latin America.