Air Transport Services Group Inc was formed on December 31, 2007, from the reorganization of ABX for the purpose of creating a holding company structure. The Company through its subsidiaries, provides airline operations, aircraft leases, aircraft maintenance and other support services primarily to the air cargo transportation and package delivery industries. The Company offers a range of complementary services to delivery companies, freight forwarders, airlines and government customers. The Company has two operational segments,ACMI Services" and "CAM." CAMs fleet of 49 serviceable freighter aircraft as of December 31, 2013, consisted of Boeing 767 and Boeing 757. Through CAM, it has expanded in recent years the Company's combined fleet of Boeing 767 and 757 aircraft and retired less efficient Boeing 727 and McDonnell Douglas DC-8 freighter aircraft. Since 2011, CAM has acquired 11 Boeing 767-300 and Boeing 757 aircraft and managed the modification of those aircraft into Boeing 767-300 freighters, Boeing 757 freighters and Boeing 757 combi variants. Through the two airline subsidiaries, the company provide airline operations to DHL, other airlines, freight forwarders and the U.S. Military. The Companys subsidiaries competes with other cargo airlines include Amerijet International, Inc., Atlas Air Worldwide Holdings, Inc., National Air Cargo Group, Inc., Southern Air Inc. and World Airways, Inc.