HSC Harsco Corporation

Worldwide industrial services company Harsco Corporation (NYSE:HSC) said today that Company management will be presenting at Sidoti & Company's Fifteenth Annual Emerging Growth Institutional Investor Forum in New York City on Tuesday, March 22, 2011. Harsco's Senior VP, Chief Financial Officer and Treasurer, Stephen Schnoor, and Vice President of Investor Relations and Credit, Eugene Truett, will discuss the Company's worldwide growth strategies and business outlook.

The Sidoti Investor Forum is being held at the Grand Hyatt Hotel, 109 East 42nd Street in New York City. A copy of Harsco's presentation slides will be posted to the Investor Relations section of the Harsco website.

Harsco Corporation is one of the world's leading diversified industrial services and engineered products companies. The Company serves industries that are fundamental to global infrastructure development, 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