United Stationers Inc. (NASDAQ: USTR), a leading wholesale distributor of business products, announced today that senior management is scheduled to present at the Morgan Keegan Industrial/Transportation Conference in Chicago on September 13, 2011 at 1:45 p.m. Central Time. The audio webcast of the presentation can be accessed live through the Investor Information section of United Stationers’ website at ir.unitedstationers.com. A replay will be available for 90 days following the event. Company Overview United Stationers Inc. is a leading wholesale distributor of business products, with 2010 net sales of approximately $4.8 billion. The company stocks approximately 100,000 items, including technology products, traditional office products, janitorial and breakroom supplies, office furniture, and industrial supplies. A network of 64 distribution centers allows it to deliver these products to over 25,000 reseller customers. This network, combined with United’s depth and breadth of inventory, enables the company to ship most products overnight to more than 90% of the U.S. and major cities in Mexico. For more information, visit www.unitedstationers.com. United Stationers’ common stock trades on the NASDAQ Global Select Market under the symbol USTR.