Core Viewpoint - Packaging Corporation of America (PCA) has a strong continuity in management, with key executives having long tenures at the company, indicating stability and experience in the industry [1] Management Tenure - Mark Kowlzan, the CEO, has been with PCA for 30 years, showcasing significant leadership stability [1] - Kent Pflederer, the CFO, has been with the company for 19 years, contributing to financial oversight and strategy [1] - Ray Shirley, EVP of Corrugated, has also been with PCA for 30 years, further emphasizing the depth of experience within the management team [1]