| American Express Company | |
| Merrill Lynch & Company | |
| Salomon Smith Barney | |
| Paramount Group | |
| C.B. Richard Ellis | |
| Cushman & Wakefield | |
| The Blackstone Group | |
| Blackstone Real Estate Advisors |
|
| Brookfield Financial Properties |
|
| Citigroup | |
| Colliers A.B.R. | |
| Farley White Management | |
| Independence Blue Cross | |
| J.P. Morgan Chase | |
| Jones Lang LaSalle | |
| Kemper Cost Management | |
| The McClier Corporation | |
| Merrill Lynch and Company | |
| The Metropolitan Museum of Art | |
| Paramount Group | |
| R.M.R. Residential Realty | |
| Rose Associates | |
| Salomon Smith Barney | |
| Trammell Crow Company | |
| Wells Real Estate Funds | |
| Y.M.C.A. of Greater New York | |