Adams Resources & Energy, Inc. is engaged in crude oil marketing, truck, and pipeline transportation, terminalling and storage in various crude oil and natural gas basins in the lower 48 states of the United States. The Company also conducts tank truck transportation of liquid chemicals, pressurized gases, asphalt, and dry bulk primarily in the lower 48 states of the United States, with deliveries into Canada and Mexico, and with 17 terminals across the United States. Its segments include crude oil marketing, transportation, and storage; tank truck transportation of liquid chemicals, pressurized gases, asphalt, and dry bulk; pipeline transportation, terminalling and storage of crude oil, and interstate bulk transportation logistics of crude oil, condensate, fuels, oils and other petroleum products and recycling and repurposing of off-specification fuels, lubricants, and other chemicals. Its subsidiaries include Service Transport Company, Ada Resources, Inc., and Phoenix Oil, Inc.