Built by Evergreen shipyard in 1999 for the chairman of the corporation, Yung-Fa Chang, to a Felix Buytendijk design, Attessa IV was originally named Evergreen. She has since been bought by American billionaire Dennis Washington, who has conducted an extensive refit which has greatly modified the feel of the yacht.The refit saw Attessa IV be extended at the new owner's shipyard in Vancouver which has modifed her aft and bow, repainted the hull to traditional Attessa colors (As per previous yacht Attessa III), and implemented a new deck balcony-style extension.