One World Trade Center offers commercial tenants floors ranging from 30,800 to 47,400 sf as well as contiguous blocks of 335,000 and 777,000 sf. Prebuilt and Build-to-Suit opportunities range from 2,000 to 20,000 sf on the 45th and 46th floors. The Durst Organization, a joint venture partner with the Port Authority of New York and New Jersey, is overseeing construction, leasing, and management of One World Trade Center. At 1,776 feet tall, it is the tallest building in the Western Hemisphere. Rising 104 stories and scheduled for completion in January 2015, the tower sets a new global standard for 21st century commercial design, construction, and prestige.