PCA is the third-largest producer of containerboard in the United States and the third-largest producer of uncoated freesheet in North America, based on production capacity. We have approximately 14,900 employees, with operations primarily in the United States. PCA's Packaging segment includes eight mills and approximately 86 corrugated converting plants. In 2023, PCA produced about 4.5 million tons of containerboard and shipped 60.5 billion square feet (BSF) of corrugated products. PCA's Paper segment operates under the trade name Boise Paper, a Division of Packaging Corporation of America. We manufacture and sell white papers, including both commodity and specialty papers, at two white paper mills located in the United States. PCA's net sales for 2023 were $7.8 billion. The company's corporate headquarters are located in Lake Forest, Illinois. PCA combines great products with a creative and knowledgeable total-service team to provide ideas and solutions for any packaging need: "When you choose Packaging Corporation of America, you work with people who do the right things for each other and for our customers. We believe in utilizing the power of strong collaborative relationships, bound by the trust we have earned, to deliver innovative packaging solutions and an outstanding service experience."​