John B. Schwemm

USG Corp. engages in the manufacture and sale of building materials and solutions. It offers products for use in new residential, new nonresidential, and residential and nonresidential repair and remodel construction, as well as products used in certain industrial processes. It operates through the following segments: U.S. Wallboard and Surfaces; U.S. Performance Materials; U.S. Ceilings; Canada; and Other. The company was founded in 1902 and is headquartered in Chicago, IL.

Walgreen Co. engages in the provision of pharmacy, health, and wellness solutions. Its services include pharmacy, front end, health care services, and consumer services. The company was founded by Charles R. Walgreen, Sr. in 1901 and is headquartered in Deerfield, IL.

R.R. Donnelley & Sons Co. engages in the provision of multichannel communication solutions. It operates through the following segments: Commercial Print, Logistics, Statement Printing, Labels, Packaging, Supply Chain Management, Forms and Business Process Outsourcing. The Commercial Print segment provides various commercial printing products and offer a full range of branded materials including manuals, publications, brochures, business cards, flyers, post cards, posters and promotional items. The Packaging segment provide packaging solutions, ranging from rigid boxes to in-box print materials, for clients in consumer electronics, life sciences, cosmetics and consumer packaged goods industries. The Statement Printing creates critical business communications, including customer billings, financial statements, healthcare communications and insurance documents. The Labels segment produces custom labels for clients across multiple industries including warehouse and distribution, retail, pharmaceutical, manufacturing and consumer packaging. The Supply Chain Management segment provides workflow design to assembly, configuration, kitting and fulfillment for clients in consumer electronics, telecommunications, life sciences, cosmetics, education and industrial industries. The Forms segment produces a variety of forms including invoices, order forms and business forms that support both the private and public sectors for clients in financial, government, retail, healthcare and business services industries and The Business Process Outsourcing segment provides outsourcing services including creative services, research and analytics, financial management and other services for legal providers, insurance, telecommunications, utilities, retail and financial services companies. The company was founded by Richard Robert Donnelley in 1864 and is headquartered in Chicago, IL.