December 2, 2009

CECO ENVIRONMENTAL ANNOUNCES
NEW $9.0 MILLION CONTRACT

CINCINNATI, OHIO, December 2, 2009 - CECO Environmental Corp. (NasdaqGM: CECE), a leading provider of air pollution control and industrial ventilation systems, announced today that it has secured a new contract valued at approximately $9.0 million. The contract is from a long standing customer in the power industry.

Rick Blum, President and Chief Operating Officer, said, “This contract is a very significant project win for CECO. It was secured by one of the companies in our equipment group and is a testament to the great team we have at CECO.”

Phillip DeZwirek, Chairman and Chief Executive Officer, said, “This new contract is the largest that we have secured this year. We are also very pleased that it is coming from the power industry which has been a new business source for us starting three years ago and continues to be an important part of our growth. We are excited with the prospects for our business going into 2010 and beyond.”

ABOUT CECO ENVIRONMENTAL

CECO Environmental Corp. is North America's largest independent air pollution control company. Through its subsidiaries -- Busch, CECOaire, CECO Filters, CECO Abatement Systems, kbd/Technic, Kirk & Blum, H. M. White, Inc., Effox, GMD, Fisher-Klosterman, Flextor and AVC Specialists -- CECO provides a wide spectrum of air quality services and products including: industrial air filters, environmental maintenance, monitoring and management services, and air quality improvements systems. CECO is a full-service provider to the steel, military, aluminum, automotive, ethanol, aerospace, electric power, semiconductor, chemical, cement, metalworking, glass, foundry and virtually all industrial process industries.

For more information on CECO Environmental Corp., please visit the company's web site at www.cecoenviro.com.

Contact: Corporate Information
Phillip DeZwirek, CECO Environmental Corp.
Email: investors@cecoenviro.com
http://www.cecoenviro.com
1-800-606-CECO (2326)

This press release may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. All forward-looking statements are subject to certain risks, uncertainties and assumptions. These risks and uncertainties, which are more fully described in CECO’s Annual and Quarterly Reports filed with the Securities and Exchange Commission, include changes in market conditions in the industries in which the Company operates. Should one or more of these risks or uncertainties materialize, or should the assumptions prove incorrect, actual results may vary in material aspects from those currently anticipated.