OxyChem5 Greenway Plaza, Suite 110, Houston, Texas, United States

Occidental Petroleum Corporation (NYSE: OXY) is an international oil and gas exploration and production company with operations in the United States, Middle East and Latin America. Headquartered in Houston, Occidental is one of the largest U.S. oil and gas companies, based on equity market capitalization. Occidental's midstream and marketing segment gathers, processes, transports, stores, purchases and markets hydrocarbons and other commodities. Occidental's wholly owned subsidiary, OxyChem, is a major North American chemical manufacturer.

Founded in 1920, Occidental's success is built on technical expertise, business acumen, strong partnerships and our proven ability to deliver lasting results. With approximately 33,000 employees and contractors worldwide at year-end 2016, we are committed to being a Partner of Choice® everywhere we operate.

Occidental is committed to respecting the environment, operating safely and upholding high standards of social responsibility throughout the company's worldwide operations.

Throughout this website, "Occidental Petroleum," "Occidental" or "Oxy" refers to Occidental Petroleum Corporation, a Delaware corporation, its subsidiaries and affiliates.

Occidental Oil and Gas

Occidental engages in oil and natural gas exploration and production in three core areas: the United States, Middle East and Latin America. Our strategy relies on increasing production through developing conventional and unconventional fields. 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 and Marketing

Occidental's midstream and marketing segment gathers, processes, transports, stores, purchases and markets hydrocarbons and other commodities. It also trades around its assets, including transportation and storage capacity, and trades oil, NGLs, gas and other commodities. Additionally, the midstream and marketing segment invests in entities that conduct similar activities. 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. OxyChem’s market position is among the top three producers in the United States for the principal products it manufactures and markets. 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, OxyChem has manufacturing facilities in the United States, Canada and Latin America.