10. Simon Property Group
| Address | 225 W. Washington St. |
| City | Indianapolis |
| State | IN |
| Zip | 46204 |
| Web Site | www.simon.com |
| Phone | 317.636.1600 |
| Officers | David E. Simon, Chairperson & CEO; Rick Sokolov, President & COO |
| Third-Party Space Managed | |
| Owned Spaced Managed | |
| Total Space Managed | 242,000,000 |