List of World Trade Center tenants

This is a list of the major tenants of the New York World Trade Center at the time of the September 11, 2001 attacks. Three World Trade center was a hotel owned by Marriott.

• One World Trade Center included the Port Authority of New York and New Jersey, Marsh USA, Cantor Fitzgerald Securities, Dai-Ichi Kangyo Group, Sidley Austin Brown & Wood, and Windows on the World.

• Two World Trade Center included Verizon, the New York Stock Exchange, Morgan Stanley, Xerox Corporation, Keefe, Bruyette & Woods, and Aon Corporation, and Fiduciary Trust Company International.

• Four World Trade Center included Deutsche Bank and the New York Board of Trade.

• Five World Trade Center included Credit Suisse First Boston and Morgan Stanley.

• Six World Trade Center included the United States Department of Commerce, Bureau of Alcohol, Tobacco, Firearms, and Explosives, and the United States Department of Labor.

• Seven World Trade Center included Salomon Smith Barney, the Securities & Exchange Commission, Standard Chartered Bank, and the U.S. Secret Service.