TD-4445, a male individual, held the rank of commander within a Dewback trooper squad. This squad was part of the sandtrooper division of the Stormtrooper Corps, which itself was a component of the Galactic Empire's army. His service took place around 0 BBY, while he was based on Tatooine in Mos Eisley. During the escape of the Millennium Falcon from that city, he requested backup when his squad became embroiled in combat with its crew.