MWE Description — MarkWest Energy Partners LP
Markwest Energy Partners is engaged in the gathering, processing and transportation of natural gas; the gathering, transportation, fractionation, storage and marketing of natural gas liquids; and the gathering and transportation of crude oil. Co. conducts its operations in the following operating segments: Marcellus, which provides natural gas midstream services in southwestern Pennsylvania and northern West Virginia; Utica, which provides gathering, processing, fractionation and marketing services in Ohio; Northeast, which has operations in Kentucky, southern West Virginia and Michigan; and Southwest, which includes the operations of its processing facility in Corpus Christi, TX.