Created through the merger of Damon Motor Coach and Four Winds International at the beginning of 2010, the A.C.E. line of motorhomes advertises itself as an evolution in recreational vehicle class. A.C.E. is a producer of Class A gasoline-powered motorhomes built with the input from customers for maximum space and conveniences. A.C.E. motorhomes is a brand name within the Thor Motor Coach Incorporated conglomerate.