McMoRan Exploration Co. engages in the exploration, development, production, and marketing of oil and natural gas in the shallow waters of the Gulf of Mexico and onshore in the Gulf Coast area of the United States. It is involved in lifting oil and natural gas to the surface; and gathering, treating, and processing hydrocarbons to extract liquids, such as ethane, propane, butane, and natural gasolines from natural gas. The company also provides exploration and production technologies, including the incorporation of 3-D seismic interpretation, offshore drilling to total depths, and horizontal drilling. As of December 31, 2012, it owned or controlled interests in 1,003 oil and gas leases in the Gulf of Mexico, and onshore Louisiana and Texas covering approximately 511,000 net acres. The company had estimated proved oil and natural gas reserves totaling 219.9 billion cubic feet equivalent. McMoRan Exploration Co. was founded in 1994 and is headquartered in New Orleans, Louisiana.