Safety-Kleen Announces $100,000 Commitment to
American Heart Association “Start! Dallas Heart Walk”

2009 marks sixth consecutive year of support

PLANO, TX— Safety-Kleen Systems, Inc. announced today that the company has committed to raise $100,000 for the 2009 American Heart Association “Start! Dallas Heart Walk.”  The commitment represents the sixth consecutive year of Safety-Kleen’s strong support of the American Heart Association’s life-saving work.

“Safety-Kleen is firmly committed to its financial support of the American Heart Association and the vital work that they do,” said Frederick J. Florjancic, president and CEO of Safety-Kleen.  “Our participation in this event demonstrates our commitment to wellness and healthy lifestyles.  Safety-Kleen is proud to support Heart Walk in 2009 and is looking forward to meeting and exceeding our fundraising goals for this year.”

In addition to the company’s support, Florjancic also serves on the Board of Directors of the American Heart Association’s Dallas Division.  Beginning July 1, 2009, he will serve as the Board’s Chairman.

Heart Walk is the signature fundraising effort for the American Heart Association.  The Dallas event raised more than $2.8 million in 2008, and the organization has set a 2009 goal of $3.4 million. Safety-Kleen has raised $558,872 over the past five years.

“Safety-Kleen began its partnership with the American Heart Association in 2004,” said Nancy Wolff, interim executive director, American Heart Association, Dallas Division.  “Thanks to the extraordinary efforts of their employees, we are able to carry out our mission of building healthier lives, free of cardiovascular diseases and stroke.”

About “Start! Dallas Heart Walk”

According to the American Heart Association, cardiovascular disease and stroke are the number one and number three killers of Americans, respectively.  Seventy percent of Americans do not get enough exercise, blaming lack of time and motivation.  The Heart Walk event promotes physical activity and heart-healthy living in a fun family environment.

The 2009 “Start! Dallas Heart Walk” is scheduled for September 12, and will feature more than 180 Dallas-area companies and organizations on the three-mile walk through downtown Dallas.

More information is available at www.heart.org.

About Safety-Kleen Systems

Safety-Kleen is a leading North American used oil recycling and re-refining, parts cleaning and environmental solutions company, with approximately 4,200 employees serving approximately 330,000 customer locations in the United States, Canada, Mexico and Puerto Rico.   Safety-Kleen provides a broad set of environmentally-responsible products and services that keep North American businesses in balance with the environment.

For more information, please visit safety-kleen.com or call (800) 669-5740.

-30-