NuStar Energy L.P., a company based in San Antonio, Texas, is involved in the transportation, terminalling, and storage of petroleum products, renewable fuels, and anhydrous ammonia domestically and internationally. The company's operations are divided into three segments: Pipeline, Storage, and Fuels Marketing. The Pipeline segment transports refined products, crude oil, and anhydrous ammonia, while the Storage segment provides various services related to the storage, handling, and other services of liquids, including specialty chemicals, renewable fuels, and crude oil. The Fuels Marketing segment offers blending and bunkering operations for ship owners, marketers, and traders, primarily in the Central East System and the Gulf Coast. NuStar Energy L.P. was founded in 1999, and its diverse array of services has helped it remain a major player in the energy transportation industry.