AAR set to acquire two MRO facilities from Premier Aviation MRO Business Today 23:54 AAR set to acquire two MRO facilities from Premier Aviation AAR, a global aftermarket solutions company based in Wood Dale, Illinois, has agreed to acquire two of Premier Aviation’s aircraft maintenance, repair and overhaul (MRO) facilities – one at Trois-Rivières Airport in Québec and Share this Share on FacebookTweet on TwitterPlus on Google+