Vapotherm, Inc. Common Stock, also called Vapotherm, is a medical technology company, which engages in the development and commercialization of medical devices for patients suffering from respiratory distress. Read More Its products include Precision Flow, Precision Flow Heliox, Oxygen Assist Module, Nitric Oxidie Disposable Patient Circuit, Tracheostomy Adapter, and Aerogen Adapter. The company was founded by William F. Niland, Jun Cortez, and William Cirksena in 1998 and is headquartered in Exeter, NH.