Douglas B. Selvius

Goodrich Petroleum Corp. engages in the exploration, development, and production of oil and natural gas on properties. It holds interests in the Haynesville Shale Trend in northwest Louisiana and East Texas; Tuscaloosa Marine Shale Trend located in southwest Mississippi and southeast Louisiana; and the Eagle Ford Shale Trend situated in South Texas. The company was founded in 1995 and is headquartered in Houston, TX.

Ultra Petroleum Corp. engages in the development, production, operation, exploration, and acquisition of oil and natural gas properties. It focuses on developing a tight gas sand trend located in the Green River Basin of southwest Wyoming; and assessing, exploring, and developing its position in the Marcellus Shale and other horizons located in the north-central Pennsylvania area of the Appalachian Basin of Pennsylvania. The company was founded on November 14, 1979 and is headquartered in Englewood, CO.