Business: PCA is the fourth largest producer of containerboard in the United States, based on production capacity, and the third largest producer of uncoated freesheet in North America. They have over 13,000 employees, with operations primarily in the United States. PCA’s Packaging segment includes five containerboard mills, one containerboard machine at their Wallula, Washington, white paper mill, and 94 converting operations. PCA’s Paper segment operates under the trade name Boise Paper, a Division of Packaging Corporation of America. They manufacture white papers, including both commodity and specialty papers, at three white paper mills located in the United States. The company’s corporate headquarters are located in Lake Forest, Illinois, a suburb approximately 30 miles north of downtown Chicago.