Dennis Washington's "Attessa IV" Yacht in Miami

Dennis Washington is a Montana-based industrialist and philanthropist who owns, or co-owns controlling interest in, a large consortium of privately held companies collectively known as the Washington Companies and, in Canada, another collection of companies known as the Seaspan Marine Corporation. Washington is worth a reported $6.1B.

Washington owns this yacht, Attessa IV, which was originally built for Taiwanese businessman, Chang Yung-fa, founder and chairman of The Evergreen Group.

Washington's first yacht, Attessa, was featured in the 1987 film, Overboard, starring Goldie Hawn and Kurt Russell.