Ross & Witmer provides innovative services and solutions that make indoor environments more comfortable, healthy and energy e ... fficient. We are committed to providing the highest quality, most efficient services in the industry. This mission requires the total involvement of our employees in partnership with our customers, manufacturers and suppliers. This teamwork produces what our community has come to expect since 1945: High quality service and products delivered in a timely and courteous manner. We accomplish our mission through continuous innovation and improvement: constantly raising our quality standards, increasing productivity and enhancing our expertise in the cutting edge technology transforming our industry. read more