Occidental Petroleum 

Occidental Petroleum Corporation, along with its various subsidiaries, primarily focuses on the discovery, acquisition, and development of oil and natural gas resources. These operations extend across the United States, the Middle East, Africa, and Latin America. The company's business is organized into three distinct divisions: Oil and Gas, Chemical, and Midstream and Marketing. Within the Oil and Gas division, the company is responsible for exploring, developing, and extracting crude oil, condensate, natural gas liquids (NGLs), and conventional natural gas. The Chemical segment manufactures and commercializes a range of fundamental chemicals, including chlorine, caustic soda, chlorinated organic compounds, potassium-based chemicals, ethylene dichloride, chlorinated isocyanurates, sodium silicates, and calcium chloride. This segment also produces vinyl products such as vinyl chloride monomer, polyvinyl chloride, and ethylene. The Midstream and Marketing division manages the collection, processing, transportation, storage, procurement, and distribution of diverse energy commodities, specifically oil, condensate, NGLs, natural gas, carbon dioxide, and electrical power. Furthermore, this segment actively trades utilizing its existing transportation and storage assets and strategically invests in other entities. Occidental Petroleum Corporation was established in 1920 and maintains its principal offices in Houston, Texas.