Index Oil and Gas Inc., through its subsidiaries, engages in the acquisition, exploration, appraisal, development, production, and sale of oil and gas properties, primarily in Kansas, Louisiana, and Texas. Index Oil and Gas Inc. was founded in 2003 and is based in Houston, Texas. On November 17, 2010, Index Oil and Gas, Inc. filed a voluntary petition for liquidation under Chapter 7 in the U.S. Bankruptcy Court for the Southern District of Texas. Index Oil & Gas, Inc. is in liquidation.