If you are serious about quality, innovation and value in your precision ultrasonic cleaning needs, Crest Ultrasonics has a solution for you.. There is one name in Ultrasonic Cleaning that is synonymous with innovation. Crest has been leading the way since 1961 in the development, installation and support of high quality Ultrasonic Cleaning Systems, Components and Chemistries. Our reputation as an industry leader is the result of year after year of technologic breakthroughs that enhance precision ultrasonic cleaning.