DowDuPont, Inc. is a holding company, which engages in the development of specialty materials, chemicals, and agricultural products. It operates through the following segments: Agriculture; Performance Materials & Coatings; Industrial Intermediates & Infrastructure; Packaging & Specialty Plastics; Electronics & Imaging; Nutrition & Biosciences; Transportation & Advanced Polymers; and Safety & Construction. The Agriculture segment focuses on seed and crop protection businesses. The Performance Materials & Coatings segment caters the uses silicones, acrylics, and cellulosics-based technology platforms. The Industrial Intermediates & Infrastructure segment includes construction chemicals, energy solutions, industrial solutions, and polyurethanes and chlor-alkali and vinyl. The Packaging & Specialty Plastics segment produces ethylene, polyolefin elastomers, and ethylene propylene diene monomer elastomers. The Electronics & Imaging segment supplies materials for consumer electronics. The Nutrition & Biosciences segment offers solutions for the food and beverage, pharma, personal care, energy, and animal nutrition markets. The Transportation & Advanced Polymers comprises of engineering resins, adhesives, lubricants and parts to engineers and designers in the transportation, electronics, medical, industrial, and consumer end-markets. The Safety & Construction segment includes engineered products and integrated systems for the construction, worker safety, energy, oil and gas, transportation, medical devices, and water purification and separation. The company is headquartered in Wilmington, DE.

BP Plc operates as an integrated oil and gas company worldwide. It operates through three segments: Upstream, Downstream and Rosneft. The Upstream segment engages in the oil and natural gas exploration, field development, and production; midstream transportation, and storage and processing; and marketing and trade of natural gas, including liquefied natural gas, and power and natural gas liquids. It also owns and manages crude oil and natural gas pipelines; processing facilities and export terminals; and LNG processing facilities and transportation, as well as NGL extraction business. The Downstream segment refines, manufactures, markets, transports, supplies, and trades in crude oil, petroleum, and petrochemicals products and related services to wholesale and retail customers. It offers lubricants and related products under the Castrol, BP, and Aral brands to the automotive, industrial, marine, and energy markets; and petrochemicals products, such as purified terephthalic acid, paraxylene, acetic acid, olefins and derivatives, and specialty petrochemicals products. The Rosneft segment engages in the exploration and production of hydrocarbons in the United States, Canada, Vietnam, Venezuela, Brazil, Algeria, the United Arab Emirates, Turkmenistan, and Norway; and offers jet fuel, bunkering, bitumen, and lubricants. It also produces bioethanol, sugar, and biobutanol; exports power to the local grid; transports hydrocarbon products through shipping and chartering services. BP was founded by William Knox D'Arcy on April 14, 1908 and is headquartered in London, the United Kingdom.

Chevron is one of the world's leading integrated energy companies and conducts business worldwide. Our success is driven by our people and their commitment to get results the right way—by operating responsibly, executing with excellence, applying innovative technologies and capturing new opportunities for profitable growth. We are involved in virtually every facet of the energy industry. We explore for, produce and transport crude oil and natural gas; refine, market and distribute transportation fuels and lubricants; manufacture and sell petrochemical products; generate power and produce geothermal energy; provide energy efficiency solutions; and develop the energy resources of the future, including research for advanced biofuels.