Advocate | connect | grow Utilities go Results Found: 3 Button group with nested dropdown Inframark, LLC Inframark, LLC 2002 W. Grand Parkway N., Ste. 100 Katy TX 77449 (281) 578-4200 CenterPoint Energy Houston Electric, ... CenterPoint Energy Houston Electric, LLC 5431 Highway Blvd. Katy TX 77494 (713) 207-2222 Cinco Southwest Municipal Utility Dis... Cinco Southwest Municipal Utility District No. 4 9575 Katy Frwy., Ste. 390 Houston TX 77024 (713) 932-7908