Group 1 - ONEOK, Inc. is involved in a joint venture to construct the Eiger Express natural gas pipeline, which will transport gas from the Permian Basin to the Houston and Corpus Christi markets in Texas [1][2] - The Eiger Express pipeline will be approximately 450 miles long, 42 inches in diameter, and has the capacity to transport up to 2.5 billion cubic feet of natural gas per day [1] - The joint venture ownership structure consists of 70% by the Matterhorn joint venture, 15% by ONEOK, Inc., and 15% by MPLX, with ONEOK holding a total stake of 25.5% [2] Group 2 - ONEOK, Inc. operates as a midstream energy company, providing services such as gathering, processing, transportation, storage, and export of natural gas and liquids [3]