|Holders of Record, holding 5% or more of the outstanding balance          |                                                   | 
|------------------------------------------------------------------------- | ------------------------------------------------- | 
|for GMAC Commercial Mortgage Securities, Inc.                             |                                                   | 
|Mortgage Pass Through Certificates Series 2003 C1 as reflected            |                                                   | 
|in the security position listing as of December 31, 2003 provided by DTC. |                                                  
|                                                                          |                                                   | 
|                                                                          |                                                   | 
|Class                                                                     | Name and Address of Holder                        | 
|A1                                                                        | Deutsche Bank Trust Co Americas                   | 
|                                                                          | 648 Grassmere Park Road                           | 
|                                                                          | Nashville, TN 37211                               | 
|                                                                          |                                                   | 
|                                                                          | DBTC Americas/Suntrust Portfolio                  | 
|                                                                          | 14 Wall Street, 5th Floor                         | 
|                                                                          | New York, NY 10005                                | 
|                                                                          |                                                   | 
|                                                                          | SSB&T Co.                                         | 
|                                                                          | 1776 Heritage Dr.                                 | 
|                                                                          | Global Corporate Action Unit JAB 5NW              | 
|                                                                          | No. Quincy, MA 02171                              | 
|                                                                          |                                                   | 
|                                                                          | The Bank of New York/Fleet Bank                   | 
|                                                                          | One Wall Street                                   | 
|                                                                          | New York, NY 10286                                | 
|                                                                          |                                                   | 
|                                                                          | JP Morgan Chase Bank                              | 
|                                                                          | 14201 Dallas Parkway                              | 
|                                                                          | Dallas, TX 75254                                  | 
|                                                                          |                                                   | 
|                                                                          | Fifth Third Bank                                  | 
|                                                                          | 38 Fountain Square Plaza                          | 
|                                                                          | Mail Drop 1090F1                                  | 
|                                                                          | Cincinnati, OH 45263                              | 
|                                                                          |                                                   | 
|A2                                                                        | The Bank of New York                              | 
|                                                                          | One Wall Street                                   | 
|                                                                          | New York, NY 10286                                | 
|                                                                          |                                                   | 
|                                                                          | Deutsche Bank Trust Co Americas                   | 
|                                                                          | 648 Grassmere Park Road                           | 
|                                                                          | Nashville, TN 37211                               | 
|                                                                          |                                                   | 
|                                                                          | JP Morgan Chase Bank                              | 
|                                                                          | 14201 Dallas Parkway                              | 
|                                                                          | Dallas, TX 75254                                  | 
|                                                                          |                                                   | 
|                                                                          | SSB&T Co.                                         | 
|                                                                          | 1776 Heritage Dr.                                 | 
|                                                                          | Global Corporate Action Unit JAB 5NW              | 
|                                                                          | No. Quincy, MA 02171                              | 
|                                                                          |                                                   | 
|                                                                          | LaSalle Bank N.A.                                 | 
|                                                                          | 135 South LaSalle Street                          | 
|                                                                          | Chicago, IL 60603                                 | 
|                                                                          |                                                   | 
|                                                                          | Citibank                                          | 
|                                                                          | 3800 Citibank Center B3 15                        | 
|                                                                          | Tampa, FL 33610                                   | 
|                                                                          |                                                   | 
|B                                                                         | The Bank of New York                              | 
|                                                                          | One Wall Street                                   | 
|                                                                          | New York, NY 10286                                | 
|                                                                          |                                                   | 
|                                                                          | JP Morgan Chase Bank                              | 
|                                                                          | 14201 Dallas Parkway                              | 
|                                                                          | Dallas, TX 75254                                  | 
|                                                                          |                                                   | 
|                                                                          | Wells Fargo                                       | 
|                                                                          | Issuer Services                                   | 
|                                                                          | C/O ADP Proxy Services                            | 
|                                                                          | 51 Mercedes Way                                   | 
|                                                                          | Edgewood, NY 11717                                | 
|                                                                          |                                                   | 
|                                                                          | Mellon Trust of New England, National Association | 
|                                                                          | 525 William Penn Place, Suite 3418                | 
|                                                                          | Pittsburgh, PA 15259                              | 
|                                                                          |                                                   | 
|C                                                                         | The Bank of New York                              | 
|                                                                          | One Wall Street                                   | 
|                                                                          | New York, NY 10286                                | 
|                                                                          |                                                   | 
|                                                                          | JP Morgan Chase Bank                              | 
|                                                                          | 14201 Dallas Parkway                              | 
|                                                                          | Dallas, TX 75254                                  | 
|                                                                          |                                                   | 
|D                                                                         | JP Morgan Chase Bank                              | 
|                                                                          | 14201 Dallas Parkway                              | 
|                                                                          | Dallas, TX 75254                                  | 
|                                                                          |                                                   | 
|                                                                          | Wells Fargo                                       | 
|                                                                          | Issuer Services                                   | 
|                                                                          | C/O ADP Proxy Services                            | 
|                                                                          | 51 Mercedes Way                                   | 
|                                                                          | Edgewood, NY 11717                                | 
|                                                                          |                                                   | 
|E                                                                         | JP Morgan Chase Bank                              | 
|                                                                          | 14201 Dallas Parkway                              | 
|                                                                          | Dallas, TX 75254                                  | 
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