Cavanna Packaging USA entered the U.S. through a sales office in Oradell, N.J. but moved to Duluth, Georgia last November to open a plant making machines that produce wrappers for cookies, crackers, granola bars and other products. The Duluth headquarters employs 11 and has 21,000 feet including factory floor and office space, according to Barbara Headrick, accounting manager for the U.S.…