International Paper is one of the world's largest packaging and paper companies, facing intense competition from major global industry players. Its primary primary competitors include WestRock (now Smurfit Westrock), Packaging Corporation of America (PCA), DS Smith, Georgia-Pacific, and Oji Holdings. These multinational corporations compete heavily across corrugated packaging, consumer packaging, and pulp production markets, continuously investing in sustainable forestry, recycling capabilities, and supply chain efficiencies to maintain their respective global market shares.