<PAGE>

                                                                    EXHIBIT 99.1

--------------------------------------------------------------------------------
                                                                     Page 1 of 4

               ORIGEN MANUFACTURED HOUSING CONTRACT TRUST 2005-A

                         STATEMENT TO CERTIFICATEHOLDERS

                                JANUARY 17, 2006
--------------------------------------------------------------------------------

<Table>
<Caption>
                                                        DISTRIBUTION IN DOLLARS
------------------------------------------------------------------------------------------------------------------------------------
                                      BEGINNING                                                                        ENDING
                     ORIGINAL         PRINCIPAL                                                 REALIZED  DEFERRED    PRINCIPAL
    CLASS           FACE VALUE         BALANCE        PRINCIPAL       INTEREST        TOTAL      LOSSES   INTEREST     BALANCE
------------------------------------------------------------------------------------------------------------------------------------

<S>               <C>               <C>             <C>             <C>           <C>           <C>       <C>       <C>
      A1           44,500,000.00    31,837,411.27   2,144,016.92     107,716.57   2,251,733.49    0.00      0.00    29,693,394.35
      A2           43,000,000.00    43,000,000.00           0.00     160,891.67     160,891.67    0.00      0.00    43,000,000.00
      A3           14,300,000.00    14,300,000.00           0.00      59,225.83      59,225.83    0.00      0.00    14,300,000.00
      A4           21,225,000.00    21,225,000.00           0.00      95,689.38      95,689.38    0.00      0.00    21,225,000.00
      M1           17,575,000.00    17,575,000.00           0.00      79,966.25      79,966.25    0.00      0.00    17,575,000.00
      M2           13,300,000.00    13,300,000.00           0.00      64,948.33      64,948.33    0.00      0.00    13,300,000.00
      B            11,400,000.00    11,400,000.00           0.00      62,225.00      62,225.00    0.00      0.00    11,400,000.00
     CERT                   0.00             0.00           0.00     613,588.03     613,588.03    0.00      0.00             0.00
------------------------------------------------------------------------------------------------------------------------------------

    TOTALS        165,300,000.00   152,637,411.27   2,144,016.92   1,244,251.06   3,388,267.98    0.00      0.00   150,493,394.35
------------------------------------------------------------------------------------------------------------------------------------
</Table>



<Table>
<Caption>
                                 FACTOR INFORMATION PER $1000 OF ORIGINAL FACE                                  PASS-THROUGH RATES
------------------------------------------------------------------------------------------------------------------------------------
                                     BEGINNING                                                      ENDING             CURRENT PASS-
    CLASS        CUSIP               PRINCIPAL        PRINCIPAL        INTEREST        TOTAL       PRINCIPAL    CLASS    THRU RATE
------------------------------------------------------------------------------------------------------------------------------------

<S>              <C>               <C>               <C>             <C>           <C>           <C>             <C>    <C>
     A1          68619ABG1           715.44744427    48.18015551     2.42059708    50.60075258     667.26728876   A1    4.060000%
     A2          68619ABH9         1,000.00000000     0.00000000     3.74166674     3.74166674   1,000.00000000   A2    4.490000%
     A3          68619ABJ5         1,000.00000000     0.00000000     4.14166643     4.14166643   1,000.00000000   A3    4.970000%
     A4          68619ABK2         1,000.00000000     0.00000000     4.50833357     4.50833357   1,000.00000000   A4    5.410000%
     M1          68619ABL0         1,000.00000000     0.00000000     4.55000000     4.55000000   1,000.00000000   M1    5.460000%
     M2          68619ABM8         1,000.00000000     0.00000000     4.88333308     4.88333308   1,000.00000000   M2    5.860000%
     B           68619ABN6         1,000.00000000     0.00000000     5.45833333     5.45833333   1,000.00000000   B     6.550000%
------------------------------------------------------------------------------------------------------------------------------------
  TOTALS                             923.39631742    12.97045929     7.52722964    20.49768893     910.42585814
</Table>

--------------------------------------------------------------------------------
 IF THERE ARE ANY QUESTIONS OR PROBLEMS WITH THIS STATEMENT, PLEASE CONTACT THE
                          ADMINISTRATOR LISTED BELOW:
                                 Rafael Martinez
             JPMorgan Chase Bank, N.A. - Structured Finance Services
                              600 Travis, 9TH FLOOR
                              Houston, Texas 77002
                    Tel: (713) 216-4391 / Fax: (713) 216-4880
                     Email: RAFAEL.TEXAS.MARTINEZ@CHASE.COM
--------------------------------------------------------------------------------

[JPMORGAN LOGO]      COPYRIGHT 2005 J.P. MORGAN CHASE & CO. ALL RIGHTS RESERVED.




<PAGE>


--------------------------------------------------------------------------------
                                                                     Page 2 of 4

               ORIGEN MANUFACTURED HOUSING CONTRACT TRUST 2005-A

                                JANUARY 17, 2006
--------------------------------------------------------------------------------

<Table>

<S>                                     <C>                                                             <C>
Section 7.05(a)(i)                      Principal Payment Allocable to Holders                               2,144,016.92

Section 7.05(a)(ii)                     Interest Payment Allocable to Holders                                  630,663.03

Section 7.05(a)(iii)                    Servicing Fee                                                          185,716.05
                                        Indenture Trustee Fee                                                    2,735.73
                                        Indenture Trustee Expenses                                                 888.95
                                        Owner Trustee Fee                                                            0.00
                                        Monthly Backup Servicing Fee                                             5,000.00

Section 7.05(a)(iv)                     Beginning Balance of Contracts                                     178,287,411.27
                                        Ending Balance of Contracts                                        176,143,394.35

Section 7.05(a)(v)                      Number of Contracts                                                         3,840
                                        Weighted Average Remaining Term                                               212
                                        Weighted Average Contract Rate:                                             9.370%

Section 7.05(a)(vi)                     Number and Aggregate Principal Amounts of Contracts in
                                        Delinquency including Repossessions
</Table>


<Table>
<Caption>
                           Delinquency Totals
                              Group Totals
        Period         Number        Principal Balance    Percentage
        ------         ------        -----------------    ----------
<S>                  <C>            <C>                  <C>
      30-59 days         25              786,151.95         0.45%
      60-89 days         10              431,174.99         0.24%
       90+days           29            1,245,645.99         0.71%
        Total            64            2,462,972.93         1.40%
</Table>

<Table>
<Caption>
        Number and Aggregate Principal Amounts of Contracts Repossessed
                            During Reporting Period




           Repossession Totals
  ----------------------------------------
  Number of       Principal
    Loans          Balance      Percentage
  ---------       ---------     ----------

<S>             <C>           <C>
      5            248,782.84    0.14%
</Table>


<Table>
<Caption>

        Number and Aggregate Principal Amounts of Contracts in Inventory


              Repossession Totals
   ------------------------------------------
   Number of       Principal
     Loans          Balance        Percentage
   ---------       ---------       ----------
<S>             <C>              <C>
      11           564,309.17       0.32%
</Table>


--------------------------------------------------------------------------------
[JPMORGAN LOGO]      COPYRIGHT 2005 J.P. MORGAN CHASE & CO. ALL RIGHTS RESERVED.

<PAGE>

--------------------------------------------------------------------------------
                                                                     Page 3 of 4

               ORIGEN MANUFACTURED HOUSING CONTRACT TRUST 2005-A

                                JANUARY 17, 2006
--------------------------------------------------------------------------------
<Table>
<Caption>

       Number and Aggregate Principal Amounts of Contracts in Bankruptcy


             Bankruptcy Totals
   --------------------------------------
   Number of      Principal
     Loans         Balance     Percentage
   ---------      ---------    ----------
<S>              <C>             <C>
      64         2,788,354.07    1.58%
</Table>


<Table>

<S>                       <C>                                                         <C>
Section 7.05(a)(viii)     Principal Prepayments                                           1,334,777.80

                          Liquidation Proceeds                                               98,689.93

Section 7.05(a)(viii)     Realized Losses
                                  Current Period                                             39,334.66
                                  Cumulative                                                214,647.29

Section 7.05(a)(ix)       Adjusted Note Balances
                                  Class M1                                               17,575,000.00
                                  Class M2                                               13,300,000.00
                                  Class B                                                11,400,000.00

Section 7.05(a)(x)        Interest Payment Amount

                                  Interest Distribution - A-1                               107,716.57

                                  Interest Distribution - A-2                               160,891.67

                                  Interest Distribution - A-3                                59,225.83

                                  Interest Distribution - A-4                                95,689.38

                                  Available Funds Cap Carry-Forward Amount - A-4                  0.00

                                  Interest Reduction Amount - A-4                                 0.00

                                  Interest Distribution - M-1                                79,966.25

                                  Available Funds Cap Carry-Forward Amount - M-1                  0.00

                                  Liquidation Loss Interest Amount - M-1                          0.00

                                  Interest Reduction Amount - M-1                                 0.00

                                  Interest Distribution - M-2                                64,948.33

                                  Available Funds Cap Carry-Forward Amount - M-2                  0.00

                                  Liquidation Loss Interest Amount - M-2                          0.00

                                  Interest Reduction Amount - M-2                                 0.00

                                  Interest Distribution - B                                  62,225.00

                                  Available Funds Cap Carry-Forward Amount - B                    0.00

                                  Liquidation Loss Interest Amount - B                            0.00

                                  Interest Reduction Amount - B                                   0.00
</Table>



--------------------------------------------------------------------------------
[JPMORGAN LOGO]      COPYRIGHT 2005 J.P. MORGAN CHASE & CO. ALL RIGHTS RESERVED.



<PAGE>


--------------------------------------------------------------------------------
                                                                     Page 4 of 4
                ORIGEN MANUFACTURED HOUSING CONTRACT TRUST 2005-A

                                JANUARY 17, 2006
--------------------------------------------------------------------------------

<TABLE>

<S>                                     <C>                                          <C>
Section 7.05(a)(xi)                     Overcollateralization Target Amount          25,650,000.00

Section 7.05(a)(xii)                    Overcollateralization Amount                 25,650,000.00

Section 7.05(a)(xiv)                    Trust Certificate Distribution                  613,588.03

Expense Paid to LLC and DRS                                                                   0.00

Servicing Fee Adjustment                                                                (33,018.15)

Miscellaneous Servicing Expenses                                                              0.00
</TABLE>