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About Oxy
Who We Are
Company Overview
Message from the CEO
Historical Highlights
What We Do
Where We Operate
Company Overview 

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.

Occidental is committed to respecting the environment, maintaining safety and upholding high standards of social responsibility throughout the company's worldwide operations. Occidental's success is built on technical expertise, business acumen, strong partnerships and proven ability to deliver superior results.

Throughout this website, "Occidental" or "Oxy" refers to one or more of 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, primarily in the United States, but also in the Middle East region 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 and Marketing

Occidental’s midstream and marketing segment gathers, processes, transports, stores, purchases and markets oil, condensate, natural gas liquids (NGLs), natural gas, carbon dioxide (CO2) and power. 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. For every product it markets in the U.S., OxyChem's market position is No. 1 or No. 2. 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.