David D. Blum

Part of CECO Environmental Corp., The Kirk & Blum Manufacturing Co. is a company that manufactures, designs, and installs clean air systems inside manufacturing plants. The company is based in Cincinnati, OH. The Kirk & Blum Manufacturing was acquired by CECO Environmental Corp. on December 08, 1999.

EFFOX, Inc. engineers and manufactures dampers and expansion joints for flue gas and process air handling systems. It products include non-metallic, composite, metallic expansion joints and louver, slide gate, diverter, stack isolation, wafer, radial vane and poppet dampers. The company also provides rebuilds, repairs and redesigns services. EFFOX was founded in 1980 and is headquartered in Cincinnati, OH

Part of CECO Environmental Corp., CECO Filters is a company based in Cincinnati, OH. CECO Filters is an industry pioneer, innovator, and leader of mist elimination technology for more than 50 years. Richard J. Blum has been the CEO of the company since 1999.

Part of CECO Environmental Corp., H.M. White LLC provides industrial sheet metal design, fabrication, and installation services to the air pollution control industry. The company is based in Detroit, MI. David D. Blum has been the CEO of the company since 2006. H.M. White was acquired by CECO Environmental Corp. on February 02, 2006.