Dunwoody took command of AMC on November 14, 2008, as she was promoted to a four-star general.
On the same day she was promoted, November 14, 2008, Ann E. Dunwoody assumed command of the U.S. Army Materiel Command (AMC), a pivotal component of military logistics. Her leadership role at AMC involved overseeing a global network responsible for equipping, deploying, and maintaining U.S. Army forces worldwide. This command appointment not only reflected her expertise but also underscored the confidence placed in her ability to lead complex logistical operations crucial for military success, reinforcing her reputation as a trailblazer in military logistics and leadership.