HSC Harsco Corporation

Worldwide industrial services and engineered products company Harsco Corporation (NYSE:HSC) said today that Company management will be presenting at the KeyBanc Capital Markets Industrial, Automotive and Transportation Conference on Thursday, June 2, 2011. Harsco Chairman, President and CEO Salvatore Fazzolari and Vice President of Investor Relations and Credit Eugene Truett will discuss the Company's worldwide growth strategies and business outlook. 

The KeyBanc conference is being held the InterContinental Boston Hotel in Boston, MA. A copy of Harsco's presentation slides will be posted to the Investor Relations section of the Harsco website.

Harsco Corporation serves industries that are fundamental to global infrastructure development and economic growth, including metals, construction, railways and energy. Harsco's common stock is a component of the S&P MidCap 400 Index and the Russell 1000 Index. Additional information can be found at www.harsco.com. 

The Harsco Corporation logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=361

CONTACT: Investor Contact
         Eugene M. Truett
         717.975.5677
         etruett@harsco.com
         
         Media Contact
         Kenneth D. Julian
         717.730.3683
         kjulian@harsco.com