With a heritage that extends back to 1919, Kaeser Compressors Inc. is an industry for industrial compressed air equipment, including rotary lobe and rotary screw blower packages, rotary screw compressors, vacuum pumps, portable diesel and gasoline screw compressors, air treatment components and other system accessories. Wastewater treatment plants across the country rely on us for air system solutions that are engineered for a long life and continuous energy savings. Our products represent continuing innovation, technology and performance. Kaeser’s built-for-a-lifetime quality, coupled with our commitment to energy efficiency, provides our customers with low life-cycle costs.