River Associates has acquired a controlling interest in Rose City Printing & Packaging through a recapitalization. The Vancouver, WA-based company is a folding carton manufacturer, with a second plant operation in Gresham, OR. Rose City management, which increased its own ownership through the transaction, will look to use the extra funds to boost market share and new product offerings, which may include acquisitions. D.A. Davidson & Co. served as the sole financial advisor on the transaction. Chattanooga, TN-based River Associates partners with management teams in change-in-control transactions in lower middle-market companies.