Casella Waste Systems, Inc. to Present at Canaccord Adams Investor Conference

  Casella Waste Systems, Inc. (NASDAQ: CWST)
announced today that the company's management will be presenting at the
Canaccord Adams 29th Annual Global Growth Conference on Thursday, August
13, 2009.

The company's presentation to investors is scheduled for 11:00 a.m.; the Canaccord Adams conference is being held at the InterContinental Hotel Boston.

The management team from US GreenFiber LLC, a 50-50 joint venture between Casella Waste Systems and Louisiana-Pacific Corporation, will also be presenting at the Canaccord Adams conference. The US GreenFiber presentation is scheduled for 9:30 a.m. on Tuesday, August 11, 2009.

The company indicated that, although neither presentation is expected to include any material non-public information, each presentation will be made available to all investors on the company's website: http://www.casella.com. The presentations will be posted prior to the scheduled presentation time, and may be accessed via the Investor Relations section of the company's website. In addition, the presentations will be webcast live via a link on the company's investor website.

Casella Waste Systems, headquartered in Rutland, Vermont, provides collection, transfer, disposal, recycling, and resource management services primarily in the northeastern United States.

For further information, contact Ned Coletta, director of investor relations, at [phone], or visit the company's website at http://www.casella.com.

Contact: Ned Coletta director of investor relations [phone] http://www.casella.com