Waste Services Appoints Michael DeGroote Chairman

Date: September 25, 2008

Source: Waste Services, Inc.

Waste Services to Appoint Michael G. DeGroote as Chairman

Waste Services, Inc. (Nasdaq: WSII) today announced that Michael G. DeGroote has agreed to assume the role of Chairman of the Board of Directors of the Company. David Sutherland-Yoest will continue as Chief Executive Officer and President.

David Sutherland-Yoest, Waste Services Chairman and Chief Executive Officer, stated, "I am very excited to have Mike DeGroote agree to offer his counsel to our Board. The DeGroote family is a very significant investor in Waste Services. Mike is also an icon in the solid waste industry, with his vast experience in the development of Laidlaw and Republic. Mike has had a distinguished business career. His innovation, persistence and determination will be of great benefit to our Board's deliberations, resulting, I am confident, in enhanced shareholder value."

Michael G. DeGroote, stated, "Waste Services has a superb collection of assets. I am excited to have the opportunity to make a direct contribution to the future growth and development of the Company."

Waste Services, Inc., a Delaware corporation, is a multi-regional integrated solid waste services company that provides collection, transfer, disposal and recycling services in the United States and Canada. The Company's web site is www.wasteservicesinc.com. Information on the Company's web site does not form part of this press release.

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