CECO Environmental Corp. (NasdaqGM:CECE), a leading provider of air pollution control and industrial ventilation systems, will release earnings and will hold its quarterly conference call to discuss Second Quarter results on August 11, 2011. Earnings will be released at 7:30 a.m. EDT and the conference call will be held at 8:30 a.m. EDT Time (7:30 a.m. Central Time). Dial in number: 800-901-5259 International: 617-786-4514 Passcode: 65043320 This call is being webcast by Thomson/CCBN and can be accessed at CECO’s web site at www.cecoenviro.com. The webcast is also being distributed through the Thomson StreetEvents Network. Individual investors can listen to the call at www.earnings.com, Thomson’s individual investor portal, powered by StreetEvents. Institutional investors can access the call via Thomson StreetEvents ( www.streetevents.com), a password-protected event management site. ABOUT CECO ENVIRONMENTAL CECO Environmental Corp. is North America's largest independent air pollution control company. Through its subsidiaries, CECO provides a wide spectrum of air quality services and products including: industrial air filters, environmental maintenance, monitoring and management services, and air quality improvement systems. CECO is a full-service provider to the steel, military, aluminum, automotive, aerospace, semiconductor, chemical, cement, metalworking, glass, foundry and virtually all-industrial process industries.