734th AMS welcomes new commander Published June 6, 2025 By Airman Xavier Romero 36th Wing ANDERSEN AIR FORCE BASE, Guam -- The 734th Air Mobility Squadron held a change of command ceremony here, June 4, 2025. The ceremony was presided over by Colonel Troy Pierce, commander of the 715th Air Mobility Operations Group, where Lieutenant Colonel Michael Sandler, former commander of the 734th AMS, relinquished authority to Lieutenant Colonel Geoffrey Britzke.