Houston has booming medical, tech, aerospace, and oil and gas industries. Many big players, such as Google, United Airlines, ExxonMobil, Shell, and the University of Houston, have Houston locations.Houston has booming medical, tech, aerospace, and oil and gas industries. Many big players, such as Google, United Airlines, ExxonMobil, Shell, and the University of Houston, have Houston locations. The Texas energy market is a cornerstone to life in the Lone Star state. Texas produces more electricity than any other U.S. state. Its deregulated energy market offers new Houstonians (aka “Newstonians”) a great way to save money while enjoying a fantastic lifestyle.