Coachmen RVs in san dimas, California : A Proud History of Quality and Value...A Brand That You Can Trust! Coachmen RV products have been on US roads and highways since 1964. The first Coachmen RV products were manufactured in a 5,000 square foot plant in downtown Middlebury, Indiana, by Coachmen Industries, a company founded by three brothers: Tom, Keith and Claude Corson. Coachmen RV is a Division of Forest River Inc. Their products represent the hottest products on the market with a clear and simple focus: great product, great price, great value. The product advantages are significant, the quality is leading, the value is unparalleled and the Coachmen Brand remains one of the most recognized brands throughout the RV Industry!