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 It offers Hi-VNI Technology, a product which delivers noninvasive ventilator support by providing heated, humidified, and oxygenated air at a high velocity to patients through a small-bore nasal interface. The company was founded William F. Niland, Jun Cortez, and William Cirksena in 1998 and is headquartered in Exeter, NH.