Westone Labs, Inc. - Supplies earmolds and accessories for hearing health care professionals. Manufacturers custom fit hearing protection devices. - http://www.westone.com/
Emtech Laboratories, Inc. - Emtech is a dependable source for earmolds, noise and ear protectors, accessories and supplies. - http://www.emtech-labs.com/
Precision Laboratories, Inc. - Manufacturer of custom earmolds for hearing aids, and protection, monitors and communications for race teams and law enforcement departments. - http://www.precisionweb.com/
Microsonic Inc. - Microsonic is widely recognized as one of the world's leading full service earmold laboratories. - http://www.earmolds.com/