Delek US Holdings, Inc. engages in the integrated downstream energy business in the United States. The company operates through three segments: Refining, Logistics, and Retail.

CrossAmerica Partners LP engages in the wholesale distribution of motor fuels, operation of convenience stores, and ownership and leasing of real estate used in the retail distribution of motor fuels in the United States.

Par Pacific Holdings, Inc. owns and operates energy and infrastructure businesses. The company operates through three segments: Refining, Retail, and Logistics.

PBF Energy Inc., together with its subsidiaries, engages in refining and supplying petroleum products. The company operates in two segments, Refining and Logistics.

CVR Energy, Inc., together with its subsidiaries, engages in the petroleum refining and nitrogen fertilizer manufacturing activities in the United States.

Valero Energy Corporation manufactures, markets, and sells transportation fuels and petrochemical products in the United States, Canada, the United Kingdom, Ireland, and internationally.

Marathon Petroleum Corporation, together with its subsidiaries, operates as an integrated downstream energy company primarily in the United States. It operates in two segments, Refining & Marketing, and Midstream.

Star Group, L.P. sells home heating and air conditioning products and services to residential and commercial home heating oil and propane customers in the United States.

Ultrapar Participações S.A. engages in the gas distribution, fuel distribution, and storage businesses primarily in Brazil, Mexico, Uruguay, Venezuela, other Latin American countries, the United States, Canada, the Far East, Europe, and internationally.

HF Sinclair Corporation operates as an independent energy company. It produces and markets gasoline, diesel fuel, jet fuel, renewable diesel, specialty lubricant products, specialty chemicals, specialty and modified asphalt, and others.