XTO Energy Inc., a subsidiary of Exxon Mobil Corporation, is a leading natural gas and oil producer in the U.S. with expertis ... e in developing tight gas, shale gas and unconventional oil resources. XTO has operations in all major U.S. producing regions. XTO has a reputation for efficient resource development, environmental stewardship and community involvement, with a particular commitment to building job readiness to meet the growing challenges and requirements of our domestic natural gas industry. read more