Document:

<Page>

                                AMENDMENT NO. 1

       AMENDMENT NO. 1, dated as of January 31, 2001, among the following:

             (a) CORNELL COMPANIES, INC., a corporation duly organized and
       validly existing under the laws of the State of Delaware (the "COMPANY");

             (b) each of the lenders that is a signatory hereto identified
      under the caption "LENDERS" on the signature pages hereto (collectively,
      the "LENDERS"); and

             (c) ING (U.S.) CAPITAL LLC, a Delaware limited liability company,
      as agent for the Lenders (in such capacity, the "ADMINISTRATIVE AGENT").

      The Company, certain of its subsidiaries, the Lenders and the
Administrative Agent are parties to a Fourth Amended and Restated Credit
Agreement, dated as of July 21, 2000 (the "CREDIT AGREEMENT"), providing,
subject to the terms and conditions thereof, for extensions of credit to be
made by the Lenders to the Company.  The Company, the Lenders and the
Administrative Agent wish to modify the Credit Agreement in certain respects
and, accordingly, the parties hereto hereby agree as follows:

       Section 1. DEFINITIONS. Except as otherwise defined in this
Amendment, terms defined in the Credit Agreement have the respective meanings
given to them therein.

       Section 2. AMENDMENT. Subject to the satisfaction of the conditions
precedent specified in Section 5 below, but effective as of the date hereof,
the definition of "Letter of Credit Issuer" in Section 1.01 of the Credit
Agreement shall be amended in its entirety to read as follows:

            ""Letter of Credit Issuer" shall mean (a) ING as issuer of
       Letters of Credit under Section 2.10 hereof (together with its
       successors in such capacity) and (b) any other Lender designated by
       the Administrative Agent and the Company as the "Letter of Credit
       Issuer" with respect to any such Letter of Credit."

       Section 3. DESIGNATION OF COMERICA BANK AS LETTER OF CREDIT ISSUER.
The Administrative Agent and the Company hereby designate Comerica Bank as
the "Letter of Credit Issuer" with respect to Letter of Credit number 2750,
dated March 29, 1999, in a face amount equal to $59,341.00 issued by Comerica
Bank for the account of the Company and for the benefit of Metropolitan
Edison Company d/b/a GPU Energy.

      Section 4. REPRESENTATIONS AND WARRANTIES. The Company represents and
warrants to the Lenders that the representations and warranties set forth in
Section 8 of the Credit Agreement are true and complete on the date hereof,
as if made on and as of the date hereof (or, if such representation or
warranty is expressly stated to have been made as of a specific date, as of
such specific date), and as if each reference in said Section 8 to "this
Agreement" included reference to this Amendment.

      Section 5. CONDITIONS PRECEDENT. As provided in Section 2 above, the
amendment to the Credit Agreement set forth in said Section 2 shall become
effective, as of the date hereof, subject to the execution and delivery of
this Amendment by the Company and Lenders constituting the Majority Lenders.

      Section 6. MISCELLANEOUS. Except as herein provided, the Credit
Agreement shall remain unchanged and in full force and effect.  This
Amendment may be executed in any number of counterparts, all of which taken
together shall constitute one and the same amendatory instrument and any of
the parties hereto may execute this Amendment by signing any such
counterpart.  This Amendment shall be governed by, and construed in
accordance with, the internal laws of the State of New York.

<Page>

      IN WITNESS WHEREOF, the parties hereto have caused this Amendment to
be duly executed and delivered as of the day and year first above written.

                                    CORNELL COMPANIES, INC.

                                    By _________________________
                                       Title:

                                    LENDERS

                                    ING (U.S.) CAPITAL LLC

                                    By _________________________
                                       Title:

                                    BANK OF AMERICA, N.A.

                                    By _________________________
                                       Title:

                                    SUNTRUST BANKS, INC.

                                    By _________________________
                                       Title:

                                    COMERICA BANK

                                    By _________________________
                                       Title:

                                    GUARANTY FEDERAL BANK, F.S.B.

                                    By _________________________
                                       Title:

                                    FIRSTAR BANK, N.A.

                                    By _________________________
                                       Title:

                                       -2-
<Page>

                                    BHF (USA) CAPITAL CORPORATION

                                    By _________________________
                                       Title:

                                    SOUTHTRUST BANK

                                    By _________________________
                                       Title:

                                    SUMMIT BANK

                                    By _________________________
                                       Title:

                                    ADMINISTRATIVE AGENT
                                    --------------------

                                    ING (U.S.) CAPITAL LLC,
                                      as Administrative Agent

                                    By _________________________
                                       Title:

                                       -3-<Page>
                                                            Exhibit 10.5
                                                               [EXECUTION COPY]

                       AMENDMENT No. 2 TO CREDIT AGREEMENT

                       AMENDMENT No. 1 TO MASTER AGREEMENT

      AMENDMENT, dated as of August 9, 2001, among the following:

            (a) CORNELL COMPANIES, INC., a corporation duly organized and
      validly existing under the laws of the State of Delaware (the "COMPANY");

            (b) each of the Subsidiaries of the Company identified under the
      caption "SUBSIDIARY GUARANTORS" on the signature pages hereto
      (collectively, the "Subsidiary Guarantors" and, together with the
      Company, the "OBLIGORS");

            (c) each of the lenders that is a signatory hereto identified
      under the caption "CREDIT AGREEMENT LENDERS" on the signature pages
      hereto (collectively, the "CREDIT AGREEMENT LENDERS");

            (d) each of the lenders that is a signatory hereto identified
      under the caption "MASTER AGREEMENT LENDERS" on the signature pages
      hereto (collectively, the "MASTER AGREEMENT LENDERS");

            (e) ATLANTIC FINANCIAL GROUP, LTD., a Texas limited
      partnership (the "Lessor" and, together with the Master Agreement
      Lenders, collectively, the "MASTER AGREEMENT FUNDING PARTIES");

           (f) ING (U.S.) CAPITAL LLC, a Delaware limited liability
      company, as Administrative Agent under the Master Agreement (in such
      capacity, the "MASTER AGREEMENT ADMINISTRATIVE AGENT");

           (g) BANK OF AMERICA, N.A., a national banking association, as
      Syndication Agent under the Master Agreement (in such capacity, the
      "MASTER AGREEMENT SYNDICATION AGENT");

           (h) SUNTRUST EQUITABLE SECURITIES CORPORATION, a Tennessee
      corporation, as documentation agent under the Master Agreement (in such
      capacity, the "MASTER AGREEMENT DOCUMENTATION AGENT"); and

           (i) ING (U.S.) CAPITAL LLC, a Delaware limited liability
      company, as agent for the Credit Agreement Lenders (in such capacity,
      the "Credit Agreement Agent").

      The Obligors, the Credit Agreement Lenders and the Credit Agreement
Agent are parties to a Fourth Amended and Restated Credit Agreement, dated as
of July 21, 2000 (as amended through the date hereof, the "CREDIT
AGREEMENT"), providing, subject to the terms and conditions thereof, for
extensions of credit to be made by the Credit Agreement Lenders to the
Company. The Obligors, the Master Agreement Lenders, the Lessor, the Master
Agreement Administrative Agent, the Master Agreement Syndication Agent and
the Master Agreement Documentation Agent are parties to an Amended and
Restated Master Agreement dated as of July 21, 2000 (as amended through the
date hereof, the "MASTER AGREEMENT"), providing, subject to the terms and
conditions thereof, for extensions of credit to made by the Master Agreement
Lenders to the Company, and for certain investments to be made by the Lessor.
The Obligors, the Lenders and the Agent wish to modify the Credit Agreement
and the Master Agreement in certain respects and, accordingly, the parties
hereto hereby agree as follows:

      Section 1. DEFINITIONS. Except as otherwise defined in this Amendment,
terms defined in the Credit  Agreement or the Master Agreement have the
respective meanings given to them  therein.

<Page>

      Section 2. APPROVAL OF MUNICIPAL TRANSACTION. Subject to the satisfaction
of the conditions precedent set forth in Section 5 below, as contemplated by
clause (ii) of the definition of "Municipal Transaction" in Section 1.01 of the
Credit Agreement and by clause (ii) of the definition of "Municipal Transaction"
in Appendix A to the Master Agreement, each of the Credit Agreement Lenders and
each of the Master Agreement Lenders hereby approves the Municipal Transaction
described on Schedule I hereto (the "2001 MUNICIPAL TRANSACTION").

       Section 3. AMENDMENTS TO THE CREDIT AGREEMENT AND THE MASTER AGREEMENT.
Subject to the satisfaction of the conditions precedent specified in Section 5
below, but effective as of the date hereof, the Credit Agreement and the Master
Agreement shall be amended as follows:

      3.01 PREPAYMENT OF THE 1998 SENIOR NOTES. Each of the Credit Agreement
Lenders hereby waives the requirement set forth in Section 2.09(f)(y) of the
Credit Agreement that the proceeds of the 2001 Municipal Transaction not be
used to repay in full the 1998 Senior Notes during any period during which
Letter of Credit Liabilities or Synthetic Lease Loans are outstanding.

      3.02 DEFINITION OF "APPLICABLE MARGIN." The definitions of "Applicable
Margin" in Section 1.01 of the Credit Agreement, and in Appendix A to the
Master Agreement, shall each be amended by deleting the proviso thereto.

      3.03 DEFINITION OF "EBITDAR." The definitions of "EBITDAR" in Section
1.01 of the Credit Agreement, and in Appendix A to the Master Agreement,
shall each be amended by adding the word "plus" at the end of clause (l)
thereof, and by adding the following new clauses (m) and (n):

             "(m) rent expense in respect of the Municipal Transaction
      (determined in accordance with GAAP) for such period, MINUS

             (n) the aggregate amount of cash rent payments made by the
      Obligors during such period in respect of the Municipal Transaction;"

      3.04 DEFINITION OF "EBITDAR RATIO I." The definitions of "EBITDAR Ratio
I" in Section 1.01 of the Credit Agreement, and in Appendix A to the Master
Agreement, shall each be amended by inserting the following at the end of
clause (a) thereof:

       "MINUS the aggregate credit balance of the Restricted Account on
       such date,"

      3.05 DEFINITION OF "EBITDAR RATIO II." The definitions of "EBITDAR
Ratio II" in Section 1.01 of the Credit Agreement, and in Appendix A to the
Master Agreement, shall each be amended by inserting the following at the end
of clause (a) thereof:

      "MINUS the aggregate credit balance of the Restricted Account on such
      date,"

      3.06 DEFINITION OF "FIXED CHARGES RATIO." The definitions of "Fixed
Charges Ratio" in Section 1.01 of the Credit Agreement, and in Appendix A to
the Master Agreement, shall each be amended in its entirety to read as
follows:

             "`FIXED CHARGES RATIO' shall mean, as at any date, the ratio of:

             (a) the sum of the following:

                                      -2-
<Page>

                  (i) EBITDAR for the period of 12 consecutive months ending
            on, or most recently ended prior to, such date, PLUS

                  (ii) the aggregate amount of cash rent payments made by the
            Obligors in respect of the Municipal Transaction during such period
            (to the extent deducted in determining EBITDAR for such period),
            MINUS

                  (iii) Capital Expenditures made by the Company and its
            Subsidiaries during such period pursuant to Section 9.15(a) hereof,
            MINUS

                  (iv) taxes paid in cash during such period (other than any
            Municipal Transaction Taxes paid with proceeds in the Restricted
            Account), TO

            (b) the sum of (i) Debt Service for such period, PLUS (ii) the
      aggregate amount of cash rent payments made by the Obligors in respect of
      the Municipal Transaction during such period."

      3.07 DEFINITION OF "INTEREST EXPENSE."  The definition of "Interest
Expense in Section 1.01 of the Credit Agreement shall be amended by adding
the following clause (e):

            "MINUS (e) the aggregate amount of interest income in respect of
            the Restricted Account accrued during such period."

      3.08 DEFINITION OF "MUNICIPAL TRANSACTION TAXES."  The following new
definition of "Municipal Transaction Taxes" shall be added to Section 1.01 of
the Credit Agreement in the appropriate alphabetical location:

            "'Municipal Transaction Taxes' shall mean cash income taxes paid by
      the Company during 2001, in an aggregate amount not to exceed $5,000,000,
      in respect of gains as a result of the consummation of the 2001 Municipal
      Transaction."

      3.09 DEFINITION OF "RESTRICTED ACCOUNT." The definition of "Restricted
Account" in Section 1.01 of the Credit Agreement shall be amended by deleting
the phrase "2.09(g)" and  replacing it with the phrase "2.09(f)".

      3.10 PAYMENT OF MUNICIPAL TRANSACTION TAXES FROM THE RESTRICTED
ACCOUNT.  Section 2.09(f) of the Credit Agreement shall be amended by
adding the following new clauses (v) and (w) immediately before clause (x)
therein:

                  "(v) Upon request of the Company, amounts in the
            Restricted Account may be released to be used by the Company for
            working capital purposes, provided that the aggregate amount so
            released shall not exceed $10,000,000.

                  (w) Upon request of the Company, amounts in the Restricted
            Account may be released for the purpose of paying Municipal
            Transaction Taxes, so long as at the time of such release no
            Default shall be continuing."

                                       -3-
<Page>

      3.11  EBITDAR RATIO I. The table in Section 9.10 of the Credit
Agreement shall be replaced with the following table:

<Table>
<Caption>

                            "Period                Ratio
                            -------                -----

<S>                                               <C>
                      August 1, 2001 through      2.75 to 1
                      and including June 30,
                      2003

                      July 1, 2003 through and    2.50 to 1
                      including June 30, 2004

                      July 1, 200 4 and all       2.25 to 1"
                      times thereafter

</Table>

      3.12 EBITDAR RATIO II. Section 9.11 of the Credit Agreement shall be
amended in its entirety to read as follows:

            "9.11 EBITDAR Ratio II. The Company will not permit the EBITDAR
      Ratio II to be exceed 3.25 to 1 at any time ."

      3.13 INTEREST COVERAGE RATIO. The table in Section 9.13 of the Credit
Agreement shall be replaced with the following table:

<Table>
<Caption>

                          "Period                  Ratio
                           ------                  -----

<S>                                               <C>
                      August 1, 2001 through      1.70 to 1
                      and including March 31,
                      2003

                      April 1, 2003 through       2.00 to 1
                      and including December
                      31, 2004

                      January 1, 2005 and at      2.50 to 1"
                      all times thereafter

</Table>

       3.14 FIXED CHARGES RATIO. The table in Section 9.14 of the Credit
Agreement shall be replaced with the following table:

<Table>
<Caption>

                          "Period                  Ratio
                           ------                  -----

<S>                                               <C>
                      August 1, 2001 through      1.35 to 1
                      and including September
                      30, 2001

                      October 1, 2001 through     1.13 to 1
                      and including December
                      31, 2001

                                       -4-
<Page>

<S>                                               <C>
                      January 1, 2002 through     1.05 to 1
                      and including March 31,
                      2003

                      April 1, 2003 and at all    1.10 to 1"
                      times thereafter

</Table>

      3.15 CHANGES OF COMMITMENTS.  The Changes of Commitments table in
Section 2.03 of the Credit Agreement shall be deleted in its entirety and
the following table is hereby substituted in lieu thereof:

<Table>
<Caption>

          "Revolving Credit Commitment Reduction      Revolving Credit Commitments Reduced to the
           -------------------------------------      -------------------------------------------
              Date Falling on or Nearest to                        Following Amounts
              -----------------------------                        -----------------

                   <S>                                               <C>

                    July 24, 2002                                    $43,392,857.30

                   October 24, 2002                                  $41,785,714.60

                   January 24, 2003                                  $40,178,571.90

                    April 24, 2003                                   $38,571,429.20

                    July 24, 2003                                    $36,964,286.50

                   October 24, 2003                                  $35,357,143.80

                   January 24, 2004                                  $33,750,001.10

                    April 24, 2004                                   $32,142,858.40

                    July 24, 2004                                    $30,535,715.70

                   October 24, 2004                                  $28,928,573.00

                   January 24, 2005                                  $27,321,430.30

                    April 24, 2005                                   $25,714,287.60"

</Table>

      3.16 ELIGIBLE ACQUISITIONS/NEW CONTRACTS. The number "$20,000,000" in
Section 7.02(b)(i) (approval of Eligible Acquisitions) of the Credit
Agreement and the number $15,000,000 in Section 7.02(c)(ii) (approval for
Eligible Contracts) of the Credit Agreement, shall each be replaced with the
number "$5,000,000".

      Section 4. REPRESENTATIONS AND WARRANTIES. Each of the Obligors
represents and warrants to the Credit Agreement Lenders, the Master Agreement
Lenders and the Lessor that the representations and warranties set forth in
Section 8 of the Credit Agreement, and in Section 4.1 of the Master
Agreement, are true and complete on the date hereof, as if made on and as of
the date hereof (or, if such representation or warranty is expressly stated
to have been made as of a specific date, as of such specific date), and as if
each reference in said Section 8 to "this Agreement" included reference to
this Amendment, and as if each reference in said Section 4.1 to "this Master
Agreement" included reference to this Amendment.

      Section 5. CONDITIONS PRECEDENT. As provided in Sections 2 and 3 above,
approval set forth in said Section 2, and the amendments to the Credit Agreement
and the Master Agreement set forth in said Section, shall become effective, as
of the date hereof, subject to the satisfaction of the following conditions
precedent:

                                       -5-
<Page>

      5.01 AMENDMENT FEE. Receipt by each Credit Agreement Lender, and each
Master Agreement Lender, of a fee in an amount equal to 1/4 of 1% of the
aggregate amount of such Credit Agreement Lender's outstanding Loans,
Commitments and Letters of Credit Interest (as those terms are defined in the
Credit Agreement), and such Master Agreement Lender's Loans and Commitments
(as those terms are defined in the Master Agreement).

      5.02 MUNICIPAL TRANSACTION DOCUMENTATION. The Administrative Agent
shall have received copies of the documentation for the 2001 Municipal
Transaction, which documentation shall be in form and substance satisfactory
to the Administrative Agent. Such documentation shall in any event provide
that the aggregate amount of payments that the Company shall be required to
make to the SPV as security deposits in connection with the Municipal
Transaction shall not exceed 35% of the maximum base rent payable in any
remaining year.

      5.03 REDUCTION IN REVOLVING CREDIT COMMITMENTS. The Administrative
Agent shall have received a notice from the Company, given pursuant to Section
2.03 of the Credit Agreement, reducing the aggregate amount of the Revolving
Credit Commitments to $45,000,000. In addition, concurrently with the
consummation of the 2001 Municipal Transaction, the Revolving Credit Loans,
together with accrued interest thereon, shall be paid in full.

      5.04 AMENDMENTS TO 2000 SUBORDINATED NOTES. The Administrative Agent
shall have received copies of the Amendments to the 2000 Subordinated Notes
Documentation amending the financial covenants therein, in a manner
acceptable to the Administrative Agent, to reflect the modifications to the
financial covenants in the Credit Agreement provided for in this Amendment.

      Section 6. MISCELLANEOUS. Except as herein provided, the Credit
Agreement and the Master Agreement shall remain unchanged and in full force
and effect. This Amendment may be executed in any number of counterparts, all
of which taken together shall constitute one and the same amendatory
instrument and any of the parties hereto may execute this Amendment by
signing any such counterpart. This Amendment shall be governed by, and
construed in accordance with, the internal laws of the State of New York.

                                 -6-
<Page>

      IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be
duly executed and delivered as of the day and year first above written.

                                    CORNELL COMPANIES, INC.

                                    By _________________________
                                       Title:

                                    SUBSIDIARY GUARANTORS
                                    ---------------------

                                    CORNELL ABRAXAS GROUP, INC.

                                    By _________________________
                                       Title:

                                    CORNELL COMPANIES, INC.

                                    By_________________________
                                      Title:

                                    CORNELL CORRECTIONS MANAGEMENT,
                                       INC.

                                    By_________________________
                                      Title:

                                    CORNELL CORRECTIONS OF ALASKA,
                                       INC.

                                    By_________________________
                                      Title:

                                    CORNELL CORRECTIONS OF
                                       RHODE ISLAND, INC.

                                    By__________________________
                                      Title:

                                       -7-
<Page>

                                     THE CORNELL COX GROUP, L.P.

                                     By CORNELL CORRECTIONS OF
                                          NORTH AMERICA, INC.

                                     By_________________________
                                       Title:

                                     CORNELL CORRECTIONS OF
                                       NORTH AMERICA, INC.

                                     By__________________________
                                       Title:

                                     CORNELL CORRECTIONS OF TEXAS, INC.

                                     By__________________________
                                       Title:

                                     CORNELL CORRECTIONS OF CALIFORNIA,
                                       INC.

                                     By___________________________
                                       Title:

                                     INTERNATIONAL SELF-HELP SERVICES,
                                       INC.

                                     By___________________________
                                       Title:

                                     WBP LEASING, INC.

                                     By___________________________
                                       Title:

                                       -8-
<Page>

                                    CORNELL CORRECTIONS OF OKLAHOMA,
                                       INC.

                                    By___________________________
                                       Title:

                                    CREDIT AGREEMENT LENDERS
                                    ------------------------

                                    ING (U.S.) CAPITAL LLC

                                    By _________________________
                                       Title:

                                    BANK OF AMERICA, N.A.

                                    By _________________________
                                       Title:

                                    SUNTRUST BANKS, INC.

                                    By _________________________
                                       Title:

                                    COMERICA BANK

                                    By _________________________
                                       Title:

                                    GUARANTY FEDERAL BANK, F.S.B.

                                    By _________________________
                                       Title:

                                    FIRSTAR BANK, N.A.

                                    By _________________________
                                       Title:

                                       -9-
<Page>

                                    BHF (USA) CAPITAL CORPORATION

                                    By _________________________
                                       Title:

                                    SOUTHTRUST BANK

                                    By _________________________
                                       Title:

                                    FLEET NATIONAL BANK

                                    By _________________________
                                       Title:

                                    MASTER AGREEMENT LENDERS
                                    ------------------------

                                    SUNTRUST BANKS, INC.

                                    By _________________________
                                       Title:

                                    ING (U.S.) CAPITAL LLC

                                    By _________________________
                                       Title:

                                    BANK OF AMERICA, N.A.

                                    By _________________________
                                       Title:

                                    BHF (USA) CAPITAL CORPORATION

                                    By _________________________
                                       Title:

                                      -10-
<Page>

                                    GUARANTY FEDERAL BANK, F.S.B.

                                     By _________________________
                                        Title:

                                     FLEET NATIONAL BANK

                                     By _________________________
                                        Title:

                                     COMERICA BANK

                                     By _________________________
                                        Title:

                                     FIRSTAR BANK, N.A.

                                     By _________________________
                                        Title:

                                     SOUTHTRUST BANK

                                     By _________________________
                                        Title:

                                     LESSOR

                                     ATLANTIC FINANCIAL GROUP, LTD.

                                     By ATLANTIC FINANCIAL MANAGERS, INC.,
                                        its General Partner

                                     By _________________________
                                        Title:

                                      -11-
<Page>

                                    MASTER AGREEMENT SYNDICATION AGENT
                                    ----------------------------------

                                    BANK OF AMERICA, N.A.
                                      as Master Agreement Syndication Agent

                                    By _________________________
                                       Title:

                                    MASTER AGREEMENT DOCUMENTATION AGENT
                                    ------------------------------------

                                    SUN TRUST BANKS, INC.,
                                      as Master Agreement Documentation Agent

                                    By _________________________
                                       Title:

                                    CREDIT AGREEMENT AGENT
                                    ----------------------

                                    ING (U.S.) CAPITAL LLC,
                                      as Credit Agreement Agent

                                    By _________________________
                                       Title:

                                      -12-
<Page>

                                                                      SCHEDULE I

                         [Summary of 2001 Municipal Transaction]

                                      -13-

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