In one embodiment, a custom user interface (UI) is provided for a plurality of devices of a home automation system within a structure. A configuration database is constructed that stores logical representations. The logical representations stored in the configuration database to include components, services, rooms, and zones. A mobile application (app) finds and connects to the configuration database. The mobile app then queries the configuration database. Based on the querying, the mobile app presents a custom user interface (UI) to the user on a display screen, wherein the custom UI is usable to control one or more of the plurality of devices of the home automation system.