 ATLANTA--BUSINESS WIRE--WestRock Company NYSE: WRK, a leading provider of differentiated paper and packaging solutions, was recognized with high honors at this years Outstanding Merchandising Achievement OMA Awards. The competition celebrates merchandising and design excellence at the retail point-of-purchase. WestRock won a total of 21 awards at this years OMA competition, including the most prestigious award of the OMAs: Display of the Year. This award is the highest recognition in th 