InfraREIT Inc is a real estate investment trust that owns regulated electricity delivery infrastructure assets in Texas and the southwestern United States. The company generates its revenue from the lease of its transmission and distribution assets, which include power lines, substations, transmission towers, distribution poles, transformers, and related property and assets, to Sharyland Utilities. Sharyland Utilities pays InfraREIT in the form of base rent and percentage rent, and it is responsible for the maintenance and operation of InfraREIT's assets. The company's assets are externally managed by Hunt Utility Services.