Gastar Exploration Ltd. (AMEX: GST) is an independent energy company engaged in the exploration, development, and production of natural gas and oil in the United States and Australia. The company focuses their efforts on identifying, acquiring, and exploring possible natural gas and oil properties that show the potential to produce significant product. Their emphasis rests on prospective deep structures identified through seismic and other analytical techniques, as well as unconventional natural gas reserves, such as coal bed methane (CBM).

The company’s primary coal bed methane properties are found in the Powder River Basin in Wyoming and Montana, and in the Gunnedah and Gippsland Basins of Australia. Their drilling activities are focused on exploiting their multi-year inventory of drilling locations in the Deep Bossier Sands and Knowles Limestone plays in the Hilltop area of East Texas, as well as the emerging Marcellus Shale play in Appalachia.