Yandle-Witherspoon Supply, Inc. strives to be the best “one-stop” shop HVAC wholesaler by Proudly Serving the Carolinas’ HVAC ... Industry. Yandle-Witherspoon Supply, Inc. strives to offer impeccable customer service while developing long lasting relationships through business partnerships formed with the HVAC contractor. Providing quality product, a vast array of value added services, education, training, friendly employees and competitive prices allows Yandle-Witherspoon Supply, Inc. to be a major force in the HVAC industry in North and South Carolina. read more