CVR Energy, Inc., together with its subsidiaries, engages in renewable fuels and petroleum refining and marketing, and nitrogen fertilizer manufacturing activities in the United States. It operates through three segments: Petroleum, Renewables, and Nitrogen Fertilizer. The Petroleum segment refines and markets transportation fuels, such as gasoline, diesel, jet fuel, and distillates; and includes crude gathering and logistics activities that support refinery operations. This segment also owns and operates a coking, medium-sour crude oil refinery in Kansas; and a crude oil refinery in Oklahoma. This segment serves retailers, railroads, farm cooperatives, and other refiners/marketers. The Renewables segment refines renewable feedstocks, including soybean oil, corn oil, and other renewable feedstocks into renewable diesel; and marketing of renewables products. The Nitrogen Fertilizer segment owns and operates a nitrogen fertilizer plant in Coffeyville, Kansas that utilizes a pet coke gasification process to produce nitrogen fertilizer products; and a nitrogen fertilizer facility in East Dubuque, Illinois that produces nitrogen fertilizers in the form of ammonia and urea ammonium nitrate (UAN) and nitric acid. This segment primarily markets UAN products to agricultural customers; and ammonia products to agricultural and industrial customers. The company was founded in 1906 and is headquartered in Sugar Land, Texas. CVR Energy, Inc. is a subsidiary of Icahn Enterprises Holdings L.P.