SemGroup Corporation, together with its subsidiaries, provides gathering, transportation, storage, distribution, marketing, and other midstream services. The company’s Crude segment conducts crude oil transportation, storage, terminalling, gathering, blending, and marketing operations in Colorado, Kansas, Montana, North Dakota, Oklahoma, and Texas. Its SemLogistics segment provides refined product and crude oil storage services, as well as maintains and operates storage, terminal, and marine facilities at Milford Haven in the United Kingdom. The company’s SemCAMS segment owns and operates natural gas processing and gathering facilities in Alberta, Canada. SemGroup Corporation’s SemMexico segment purchases, produces, stores, and distributes liquid asphalt cement products in Mexico. The company’s SemGas segment provides natural gas gathering and processing services in the United States. In addition, SemGroup Corporation operates approximately 1,600 miles of natural gas and natural gas liquids transportation, gathering, and distribution pipelines in Kansas, Oklahoma, and Texas, as well as in Alberta, Canada; 8.7 million barrels of multi-product storage capacity in the United Kingdom; and 12 liquid asphalt cement terminals and modification facilities, and 2 emulsion distribution terminals in Mexico. The company primarily serves independent producers, refiners of petroleum products, and other market participants in the Midwest and Rocky Mountain regions of the United States, Canada, and the west coast of the United Kingdom. The company was founded in 2000 and is headquartered in Tulsa, Oklahoma.

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