From its Cincinnati-area headquarters, UltraSonic LLC builds ultrasonic cleaning machines for industrial parts, with systems sized from tabletop work to components as large as 60 inches and 500 pounds. The company draws on 30 years of hands-on parts-cleaning experience and offers free sample cleaning so customers can test their own parts before choosing equipment. Its machines are used in demanding settings including aerospace, automotive, diesel, medical and high-tech manufacturing.