An apparatus, system, and method are disclosed for managing tray devices. A tray slot module creates a tray slot object of a tray slot class that extends a SMI-S CIM CIM_Slot class. The tray slot object describes a tray slot. A tray physical package module creates a tray physical package object of a tray physical package class that extends a SIM-S CIM CIM_PhysicalPackage class. The tray physical package object describes a tray device, references the tray slot object, and comprises a universal unique identifier. A tray object module creates a tray object of a tray class that extends SMI-S CIM CIM_LogicalDevice class. The tray object describes a tray, is referenced by a SMI-S CIM CIM_ComputerSystem object, references the tray physical package object, and comprises a device identifier. A management module manages the tray device using the tray slot object, tray physical package object, and tray object.