 The MEF has a lieutenant general as CG with a major general as deputy CG.The MEF consists of a Marine Division as its GCE, a Marine Aircraft Wing as its ACE, a Marine Logistics Group as its LCE, and a regimental-sized MEF Headquarters Group (MEF HQG) as its CE.Battalions, and larger units commanded by a field grade officer, have an executive officer as the second-in-command and an executive staff consisting of