Packaging manufacturers announced over 500 planned layoffs in March. These workforce reductions will occur in the coming months. Advanced Packaging, Genpak, Millwood, PCA, and Smurfit Westrock are among the affected companies. Plant closures are planned in Maryland, Utah, Illinois, Virginia, and Massachusetts. Genpak cited rising polystyrene bans for its Cedar City facility shutdown.
https://www.packagingdive.com/news/march-2026-packaging-manufacturing-closures-layoffs-genpak-pca-smurfit-westrock/816222/