AFSC and OC-ALC Holiday Employee Open House Published Nov. 30, 2012 Air Force Sustainment Center TINKER AIR FORCE BASE, Okla. -- Tinker employees are invited to join the command staffs of the Air Force Sustainment Center and the Oklahoma City Air Logistics Complex in celebrating the holidays. AFSC senior leadership is hosting an open house from 1 to 3 p.m. Dec. 21 in the command suite of Bldg. 3001. Concurrently the ALC will host their holiday open house in the Complex command suite during the same time. Supervisors are encouraged to allow base employees to take this opportunity to visit both organizations, meet senior leaders and enjoy a few holiday treats.