AUSSCO Inc. (Audiological Service and Supply Company) is a sales, service, and manufacturing company specializing in equipment and support for hearing conservation and pulmonary testing programs. Based in Lake Barrington, Illinois, it provides regional onsite service to industries, schools, hospitals, physicians, mobile testing providers, and occupational health clinics across Illinois, Michigan, Indiana, and Wisconsin. Mail-in calibration is also available.

AUSSCO manufactures its ACS Audiometer Calibration System, along with related couplers, mastoids, software, interfaces, training, and support. The systems are sold and supported throughout the United States and internationally. Its product offerings also include Benson audiometers and spirometers, CCF-200 fit testing, Solo Software, the Plus Package, and Benson Cloud Services.

Services include audiometer and spirometer calibration, equipment repairs, sound room installation, ambient-noise support, and training. AUSSCO also supplies replacement parts and accessories, including transducers, headbands, handswitches, ear cushions, and printer paper, and offers custom accessories and product development. With roots in the hearing aid industry dating to 1955 and more than 50 years of occupational health field experience, AUSSCO supports practical, OSHA-oriented testing programs.