The Howard Hughes Corporation®, developer of the Summerlin® master planned community and its 400-acre Downtown Summerlin®, announced that Wynn Design & Development (WDD), the creative arm of Wynn Resorts responsible for envisioning the company’s future, has signed a lease for 38,800 square feet on the top floor at 1700 Pavilion—a new 10-story, Class-A office building under development in …