American Recreation Products (ARP), which owns Kelty, Sierra Designs, SlumberJack, Ultimate Direction, Royal Robbins and Wenzel, said Len Klonowski has stepped down after nine years with the company in his capacity as VP/CFO. An ARP internal organization announcement in May stated: “During his tenure, he has led this business through numerous transitions and transformations. We thank him for all of his efforts and contributions at ARP.”