Researched by Industrial Info Resources (Sugar Land, Texas)--After nearly a year and half of construction, the Matterhorn Express natural gas pipeline in Texas has been completed and is now moving small amounts of gas out of the Permian Basin. The project was built by WhiteWater Midstream (Austin, Texas) in a joint venture with EnLink Midstream (NYSE:ENLC), MPLX LP (NYSE:MPLX) (Findlay, Ohio) and Devon Energy Corporation (NYSE:DVN) (Oklahoma City, Oklahoma).