Williams Square – East Tower is a 14-story office building located at 5221 N O’Connor Blvd in the Las Colinas area of Irving, Texas. The property is part of a larger multi-building office complex and provides surface and covered parking facilities. It has LEED Gold certification and includes on-site conveniences such as a fitness center, conferencing space, and property management services. The site is accessible via State Highways 114 and 183 and is situated approximately 10 minutes from Dallas/Fort Worth International Airport. The surrounding neighborhood features hotels, dining establishments, and public transit options, supporting both local and regional connectivity.