An adjustable removable device caddy is disclosed for securing devices including, but not limited to a smartphone or other phone, a tablet, an e-reader, a power bank, a speaker, a multimedia player, a two-way radio, a flashlight or other light, a television or other display, a GPS, a laser range finder, a beverage, or other device. One embodiment of the invention utilizes a combination of one or more seat, wing, and face plate, to create an adjustable cavity that can accommodate a number of devices with varying width and thickness. The adjustable removable device caddy can be mounted to various mounting surfaces including, but not limited to a golf cart, automobile, all-terrain vehicle, maintenance vehicle, boat, pushcart, bicycle, motorcycle, scooter, tent, canopy, flat surface, and the like.