Sem Group Corp

About SemGroup

SemGroup Corporation is a transporter of oil and natural gas through pipelines from refineries to end users, as well as the manufacturer and seller of asphalt. The company’s headquarters is based in Tulsa, Oklahoma, USA.

Key Services:

SemGroup provides gathering, transportation, processing, storage, distribution, marketing and other midstream services primarily to independent oil and natural gas producers, refiners of petroleum products and other market participants located in the Mid-Continent and Rocky Mountain regions of the United States and in Canada, Mexico and the United Kingdom. 

Project Experience Includes:

SemGroup operates as a family of companies through its subsidiaries.  SemGroup owns 100% of Rose Rock Midstream G.P., LLC  along with its incentive distribution rights and has a majority interest in Rose Rock Midstream L.P. SemGroup also holds a significant amount of equity in NGL Energy Partners.