MarkWest Marketing has a proven record and reputation in all aspects of energy marketing. We specialize in moving natural gas from the wellhead through the plant tailgate to the final sale of NGL purity products. Our experienced group of energy professionals will help negotiate mutually beneficial contracts. MarkWest is the leading NGL supplier of Marcellus and Utica purity products to customers throughout the Northeast U.S., Canada, and International waterborne ports. Our Marketing Department is responsible for marketing and logistics from all of the MarkWest gas plants, fractionators and storage for crude oil, natural gas, and natural gas liquids.