May 22, 2007

CECO ENVIRONMENTAL ANNOUNCES SIX NEW ORDERS
       TOTALING APPROXIMATELY $12.7 MILLION
  BOOKINGS FOR THE YEAR STAND AT $89.6 MILLION

NEW YORK, May 22, 2007 - CECO Environmental Corp (NASDAQ: CECE), a leading provider of air pollution control and industrial ventilation systems, announced today that it has received six new orders totaling approximately $12.7 million.

Rick Blum, President and Chief Operating Officer, stated, "These orders were secured by our Effox, Kirk & Blum, CECOaire, CECO Abatement, and H.M. White subsidiaries. They include ventilation and process equipment for a producer of carbon fibers used in composite materials, equipment for the ethanol industry, a mist collection system for an automotive plant in Mexico, a foundry baghouse and ventilation project, and dampers and expansion joints for the power industry."

Phillip DeZwirek, Chairman and Chief Executive Officer of CECO, stated, "Our strategy continues to work and enable us to win business in a wide variety of industries. Bookings for the year now stand at approximately $89.6 million, with almost $20 million booked to date in May. This is well ahead of our pace in 2006, a year in which we booked approximately $200 million in new business."

ABOUT CECO ENVIRONMENTAL

CECO Environmental Corp. is North America's largest independent air pollution control company. Through its eight subsidiaries -- Busch, CECOaire, CECO Filters, CECO Abatement Systems, Effox, kbd/Technic, Kirk & Blum and H. M. White, Inc. - 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, 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

This release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. One can identify these forward-looking statements by the use of words such as "projects," "expected," "estimated," "look toward," "continuing," "planning," "guidance," "goal," "will," "may," "intend," "anticipates," and other words of similar meaning. One can also identify them by the fact that they do not relate strictly to historical or current facts. These statements are subject to risks and uncertainties that could cause actual results and plans to differ materially from those included in the company's forward-looking statements. The Company's periodic reports filed from time to time with the SEC contain a discussion of certain of these risks and uncertainties that could cause actual results and plans to differ materially from those included in the forward-looking statements, and that discussion is incorporated herein by reference. The Company does not undertake any obligation to update forward-looking statements.