Wentworth Energy, Inc., a development stage company, engages in the exploration, development, and exploitation of oil and gas properties in the United States. The company through its subsidiary, Wentworth Oil & Gas, Inc., owns working interests in J.B. Henry natural gas re-entry prospect located in central McMullen County, Texas. As of December 31, 2004, it had proved undeveloped reserves of approximately 179,266 thousand cubic feet of natural gas. Wentworth Energy was incorporated in 2000. It was formerly known as Avondale Capital I Corp. and changed its name to Wentworth Energy, Inc. in 2005. The company is based in Fort Worth, Texas.