Stutensee, january 24, 2011. The oystar group has bundled its u.s. Business under a single corporate umbrella with immediate effect, the previous u.s. Subsidiaries oystar jones covington, kentucky, oystar usa edison, new jersey and oystar packaging technologies davenport, iowa will now have a uniform corporate appearance as &ldquooystar north america.&rdquo the existing manufacturing plants will continue to operate, but will now be entrusted to a joint management team. The merger will also bundle the expertise and knowhow of the individual locations.