FORT LEE, Va. – Brig. Gen. Mark T. Simerly will become the new commanding general of the Combined Arms Support Command during a ceremony July 9 on Fort Lee’s Seay Field.

Simerly will replace Maj. Gen. Rodney D. Fogg, who has been reassigned to Redstone Arsenal, Ala., where he will serve as deputy chief of staff for logistics and operations at U.S. Army Materiel Command.

WHAT: CASCOM Change of Command

WHEN: 10 a.m., Friday, July 9

WHERE: Seay Field, Fort Lee

The incoming commander most recently served as the director of logistics for U.S. Forces Korea. Over his career, Simerly also has served as the commanding general of the 19th Expeditionary Sustainment Command; Defense Logistics Agency Troop Support; and the 4th Sustainment Brigade.

Upon graduation from the University of Richmond in 1984, Simerly was commissioned as an air defense artillery lieutenant. He transitioned to the Transportation Corps in 1994. He also served at Fort Lee as the director of Capabilities and Integration at CASCOM from 2015 to 2017.

In addition to his Bachelor of Arts degree from UofR, Simerly holds a Master of Science in National Resource Strategy from the National Defense University and a Master of Military Arts and Sciences from the Army Command and General Staff College.

Simerly is scheduled to be promoted to major general before the change of command ceremony.

Media interested in covering the ceremony must contact Alyssa Crockett, CASCOM public affairs specialist, at (804) 735-8586 or to obtain the necessary approval.

Please confirm attendance of the event before 5 p.m. Thursday, July 8. On the morning of the event, media will be met at the welcome center parking lot outside the Lee Avenue Gate at 8 a.m. for an escort onto post.


Fort Lee is the Army’s Home of Sustainment and supports the training, education and development of adaptive Army logistics professionals. The installation supports more than 90,000 Soldiers, retirees, veterans, family members and civilian employees in the local area. Fort Lee has a regional economic impact of about $2.25 billion per year. Major organizations on the installation include the Combined Arms Support Command, Army Logistics University, U.S. Army Ordnance School, U.S. Army Quartermaster School, U.S. Army Transportation School, Defense Commissary Agency and Defense Contract Management Agency.

Fort Lee Public Affairs Office | 804.734.7451 |