Packaging Corporation of America manufactures and sells containerboard and corrugated packaging products in the United States. The company operates through three segments: Packaging, Paper, and Corporate and Other. The Packaging segment offers various containerboard and corrugated packaging products, such as conventional shipping containers used to protect and transport manufactured goods; multi-color boxes and displays that help to merchandise the packaged product in retail locations; and honeycomb protective packaging products, as well as packaging for meat, fresh fruit and vegetables, processed food, beverages, and other industrial and consumer products. This segment sells its corrugated products through a direct sales and marketing organization, independent brokers, and distribution partners. The Paper segment manufactures and sells commodity and specialty papers, as well as communication papers, including cut-size office papers, and printing and converting papers. This segment sells white papers through its sales and marketing organization. The Corporate and Other segment includes corporate support staff services and related assets and liabilities; and transportation assets, such as rail cars and trucks for transportation. Packaging Corporation of America was founded in 1867 and is headquartered in Lake Forest, Illinois.

Ball Corporation supplies aluminum packaging products for the beverage, personal care, and household products industries in the United States, Brazil, and internationally. The company manufactures and sells aluminum beverage containers to fillers of carbonated soft drinks, beer, energy drinks, and other beverages. It also manufactures and sells extruded aluminum aerosol containers, recloseable aluminum bottles, aluminum cups, and aluminum slugs. Ball Corporation was founded in 1880 and is headquartered in Westminster, Colorado.

Crown Holdings, Inc., together with its subsidiaries, engages in the packaging business in the United States and internationally. It operates through Americas Beverage, European Beverage, Asia Pacific, and Transit Packaging segments. The company manufactures and sells recyclable aluminum beverage cans and ends, glass bottles, steel crowns, aluminum caps, non-beverage cans, and aerosol cans and closures. It also provides manual, semi-automatic, and automatic equipment and tools to apply and remove consumables, such as straps and films; protective solutions, including airbags, edge protectors, and honeycomb products; and steel and plastic consumables include steel strap, plastic strap, industrial film, and other related products. The company serves food industries, including pet food, personal care, household, and industrial products. Crown Holdings, Inc. was founded in 1892 and is headquartered in Yardley, Pennsylvania.

Graphic Packaging Holding Company, together with its subsidiaries, designs, produces, and sells consumer packaging products to brands in food, beverage, foodservice, household, and other consumer products. It operates through three segments: Paperboard Manufacturing, Americas Paperboard Packaging, and Europe Paperboard Packaging. The company offers unbleached, bleached, and recycled paperboard to various paperboard packaging converters and brokers. It also provides paperboard packaging products for consumer packaged goods companies; and cups, lids, and food containers for foodservice companies and quick-service restaurants serving the food, beverage, and consumer product markets, including healthcare and beauty. The company also designs, manufactures, and installs specialized packaging machines. The company sells its products through sales offices, as well as through broker arrangements with third parties in the Americas, Europe, and the Asia Pacific. Graphic Packaging Holding Company was incorporated in 2007 and is headquartered in Atlanta, Georgia.

Silgan Holdings Inc., together with its subsidiaries, manufactures and sells rigid packaging solutions for consumer goods products in the United States and internationally. It operates through three segments: Dispensing and Specialty Closures, Metal Containers, and Custom Containers. The Dispensing and Specialty Closures segment offers a range of metal and plastic closures, and dispensing systems for food, beverage, health care, garden, home, personal care, beauty products, and hard surface cleaning products, as well as capping/sealing equipment and detection systems. The Metal Containers segment manufactures and sells steel and aluminum containers for food products, such as pet food, vegetables, soups, proteins, fruits, and other miscellaneous food products, as well as general line metal containers primarily for chemicals. The Custom Containers segment manufactures and sells custom designed and stock plastic containers for use in personal care and health care; food and beverage; household and industrial chemical; pharmaceutical; pet food and care; agricultural; automotive. This segment also provides thermoformed barrier and non-barrier bowls, and trays for food products, such as soups, other ready-to-eat meals, and pet food products; and plastic closures, caps, sifters, and fitments, as well as thermoformed tubs for food, household, and personal care products. The company markets its products primarily through direct sales force, as well as through a network of distributors, and an online shopping catalog. The company was founded in 1987 and is headquartered in Stamford, Connecticut.

Sonoco Products Company, together with its subsidiaries, designs, develops, manufactures, and sells various engineered and sustainable packaging products in North and South America, Europe, Australia, and Asia. The company operates Consumer Packaging and Industrial Paper Packaging segments. The Consumer Packaging segment offers round and shaped rigid paper, steel, and plastic containers; metal and peelable membrane ends, closures, and components; thermoformed plastic trays and enclosures; and high-barrier flexible packaging products. The Industrial Paper Packaging segment provides paperboard tubes, cones, and cores; paper-based protective packaging products; and uncoated recycled paperboard products. It also offers various packaging materials, including plastic, paper, foam, and other specialty materials. Sonoco Products Company sells its products in various markets, which include paper, textile, film, food, packaging, construction, and wire and cable. The company was founded in 1899 and is headquartered in Hartsville, South Carolina.

Sealed Air Corporation provides packaging solutions in the Americas, Europe, the Middle East, Africa, Asia, Australia, and New Zealand. It operates through two segments, Food and Protective. The Food segment offers integrated packaging materials and automation equipment solutions to provide food safety, shelf life extension, reduce food waste, automate processes, and optimize total cost for food processors in the fresh red meat, smoked and processed meats, poultry, seafood, plant-based, fluids and liquids and cheese markets under the CRYOVAC, CRYOVAC Grip & Tear, CRYOVAC Darfresh, LIQUIBOX, Simple Steps, and Optidure brands. This segment sells its solutions directly to customers through its sales, marketing, and customer service personnel. The Protective segment provides shrink films, bagging systems, foam, inflatable, and suspension and retention packaging solutions to protect goods to e-commerce, consumer goods, pharmaceutical and medical devices, and industrial manufacturing markets under the SEALED AIR, BUBBLE WRAP, AUTOBAG, Instapak, and Korrvu brands. This segment sells its solutions through supply distributors, as well as directly to fabricators, original equipment manufacturers, contract manufacturers, logistics partners, and e-commerce/fulfillment operations. The company was incorporated in 1960 and is headquartered in Charlotte, North Carolina.

Pactiv Evergreen Inc. manufactures and distributes fresh foodservice and food merchandising products, and fresh beverage cartons in the United States, rest of North America, and internationally. It operates in two segments, Foodservice, and Food and Beverage Merchandising. The Foodservice segment offers food containers; drinkware, such as hot and cold cups and lids; and tableware, service ware, and other products. The Food and Beverage Merchandising segment manufactures cartons for fresh refrigerated beverage products, including dairy, juice, and other specialty beverage; clear rigid-display containers, containers for prepared and ready-to-eat food, and trays for meat and poultry and egg cartons; fiber-based liquid packaging board; and supplies fresh carton systems comprises printed cartons, spouts, and filling machinery. It serves its products to full-service restaurants, quick service restaurants, foodservice distributors, supermarkets, grocery and healthy eating retailers, other food stores, food and beverage producers, and food packers and food processors. The company was formerly known as Reynolds Group Holdings Limited. The company was founded in 1880 and is headquartered in Lake Forest, Illinois. Pactiv Evergreen Inc. is a subsidiary of Packaging Finance Limited.