Chopper company moves Corvallis division to Aurora Associated Press Copyright 2013 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Published 12:42 pm, Wednesday, February 13, 2013 Helicopter Transport Services, a national operation based in Baltimore, is getting ready to move its heavy lift division to the Aurora State Airport south of Portland after a dozen years in Corvallis. Dan Mason, the manager of the Corvallis Municipal Airport, said local officials tried to accommodate the ... Read More