Linn Energy, LLC was founded in 2003 and is headquartered in Houston, Texas. Linn Energy, LLC, through its subsidiaries, engages in the development and acquisition of gas and oil properties in the United States. Linn Energy, LLC has oil and gas, and natural gas reserves in Mid-Continent, which includes the Texas Panhandle operating area; and Western region comprising the Brea Olinda field of the Los Angeles Basin in California. As of December 31, 2007 the company had proved reserves of 1,945.5 billion cubic feet equivalent of oil and gas, and natural gas liquids. Linn Energy, LLC also operated 7,305 gross productive wells.