PMFG, Inc. provides custom-engineered systems and products primarily for the natural gas infrastructure, power generation, and refining, oil production, and petrochemical processing markets worldwide. The company operates in two segments, Process Products and Environmental Systems. The Process Products segment offers separation and filtration systems and products that remove liquid and solid contaminants from gases or liquids, as well as by separates various liquids. This segment’s systems and products include liquid/gas separators, such as centrifugal separators, inertial separators, and coalescing elements; solid/gas separators; liquid/liquid separators under the Skimovex brand name; pulsation dampeners; and industrial silencers comprising vent and blowdown, blower, engine, gas turbine, compressor, and vacuum pump silencers. The Environmental Systems segment designs, engineers, and installs environmental control systems and products for air pollution abatement and converting burners to accommodate alternative sources of fuel. This segment offers selective catalytic reduction systems, selective non-catalytic reduction systems, and low emissions burner and related combustion systems. The company primarily serves original equipment manufacturers, engineering contractors, commercial and industrial companies, and operators of power facilities through independent sales representatives. PMFG, Inc. was founded in 1933 and is headquartered in Dallas, Texas. As of September 3, 2015, PMFG, Inc. operates as a subsidiary of CECO Environmental Corp.