BBA Aviation plc is a provider of aviation services and aftermarket support to operators of business and general aviation, military and commercial aircraft. The Flight Support segment consists of Signature Flight Support and ASIG, and Aftermarket Services and Systems segment consists of Engine Repair and Overhaul, Legacy Support and APPH. On January 6, 2012, it acquired all the assets of Elliot Aviation of Omaha. On March 11, 2011, it acquired all the assets of Yellowstone Jet Center. On March 16, 2011, it acquired BGMGRG Limited. On May 6, 2011, it acquired the business and certain assets of GE Aviation Systems Limited�s fuel management and fuel measurement systems business. On July 1, 2011, it acquired all the assets of Tropical Aviation Corporation. On July 22, 2011, it acquired all the assets of Premier Aviation of Boca Raton LLC. On November 11, 2011, it acquired 95% interest in Arindell Aviation Services NV. On December 31, 2011, it acquired all the assets of Azalea Aviation Inc.