Waste Services to Announce Third Quarter Results October 21

Date: October 10, 2008

Source: Waste Services, Inc.

Waste Services Announces Conference Call for Third Quarter Results

Waste Services, Inc. WSII today announced that it will release its 2008 third quarter results after the close of markets on Tuesday, October 21, 2008 and hold a conference call on Wednesday, October 22, 2008 at 10:00 a.m. (ET). A copy of the third quarter press release will be available on our website after its release. Our Chief Executive Officer, David Sutherland-Yoest, accompanied by other senior management, will discuss the company's third quarter results.

If you wish to participate on this call, please phone 866-831-6272 (US and Canada) or 617-213-8859 (International) and enter passcode number 57390411. To hear a web cast of the call over the Internet, access the home page of the Waste Services website at www.wasteservicesinc.com . A replay of the call will be available until November 5, 2008 by phoning 888-286-8010 (US and Canada) or 617-801-6888 (International) and entering passcode number 26235097. The web cast will also be available on the company's website.

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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