Occidental Petroleum has three reporting segments: oil and gas, which explores for, develops and produces oil and condensate, natural gas liquids (NGL) and natural gas; chemical, which mainly manufactures and markets basic chemicals (chlorine, caustic soda, chlorinated organics, potassium chemicals, ethylene dichloride, chlorinated isocyanurates, sodium silicates and calcium chloride) and vinyls (vinyl chloride monomer, polyvinyl chloride and ethylene); and marketing and midstream, which purchases, markets, gathers, processes, transports and stores oil, condensate, NGL, natural gas, carbon dioxide and power.

Science Applications International provides technical, engineering and enterprise information technology (IT) services. The company provides engineering, systems integration and information technology offerings for government projects and provides a range of services with an emphasis on differentiated technology services. The company's offerings include: engineering; technology and equipment platform integration; maintenance of ground and maritime systems; logistics; training and simulation; operation and program support services; and end-to-end services spanning the design, development, integration, deployment, management and operations, sustainment and security of its customers' entire IT infrastructure.