Document:

<PAGE>
                                                                   EXHIBIT 10.19

                      FOURTH AMENDMENT TO CREDIT AGREEMENT

         THIS FOURTH AMENDMENT TO CREDIT AGREEMENT (this "Amendment") is entered
into as of July 18 2001, among PMC CAPITAL, INC., a Florida corporation
("Borrower"), certain Lenders, and BANK ONE, NA, with its main office in
Chicago, Illinois, successor by merger to Bank One, Texas, N.A. ("Administrative
Agent").

                             PRELIMINARY STATEMENT:

         Borrower, Administrative Agent and Lenders are party to that certain
Credit Agreement (as renewed, extended, amended and restated, the "Credit
Agreement") dated as of March 22, 2000, pursuant to which the Lenders have made
and may hereafter make loans to Borrower. Borrower, Administrative Agent and
Lenders have agreed to amend the Credit Agreement in order to modify certain
covenants contained therein.

         Accordingly, for adequate and sufficient consideration, the receipt of
which is hereby acknowledged, Borrower, Administrative Agent and Lenders agree
as follows:

1. Defined Terms; References. Unless otherwise stated in this Amendment (a)
terms defined in the Credit Agreement have the same meanings when used in this
Amendment and (b) references to "Sections," "Schedules" and "Exhibits" are to
sections, schedules and exhibits to the Credit Agreement.

2. Amendments.

         (a) The defined term "Asset Coverage Ratio" in Section 1.1 of the
Credit Agreement is amended in its entirety as follows:

                  "Asset Coverage Ratio" means, at any time:

                           (a)      the ratio of (i) the sum of (A) unencumbered
                                    cash and cash equivalents of Borrower and
                                    First Western, plus (B) the aggregate
                                    outstanding principal balance of whole
                                    unencumbered Performing Commercial Loans
                                    then owned by Borrower of First Western,
                                    plus (C) 50% of the aggregate outstanding
                                    amount of any B-Pieces to (ii) the
                                    outstanding principal amount of Senior Debt
                                    for which either Borrower or First Western
                                    is obligated; and

                           (b)      for all the Companies, the ratio of (i) the
                                    sum of (A) unencumbered cash and cash
                                    equivalents of the Companies, plus (B) the
                                    aggregate outstanding principal balance of
                                    whole unencumbered Performing Commercial
                                    Loans then owned by any Company, plus (C)
                                    50% of the aggregate outstanding amount of
                                    any B-Pieces to (ii) the outstanding
                                    principal amount of Senior Debt for which
                                    any Company is obligated.

<PAGE>

         (b) The defined term "B-Pieces" in Section 1.1 of the Credit Agreement
is amended in its entirety as follows:

                           "B-Pieces" means, at any time, the "Over
                  Collaterized" component of the "Retained Interest in
                  Transferred Assets" line item on Borrower's balance sheet, and
                  specifically excludes the "Reserve Fund" and "Interest Only"
                  components of such line item.

         (c) Section 9.1 of the Credit Agreement is hereby amended in its
entirety as follows:

                           9.1. Minimum Net Worth. The Companies' consolidated
                  Net Worth shall not at any time (but calculated for compliance
                  reporting purposes as of the last day of each fiscal quarter
                  of Borrower) be less than the sum of (a) $73,000,000 plus (b)
                  100% of the Net Proceeds from any Equity Issuance by any
                  Company after the Closing Date.

         (d) Section 9.5 of the Credit Agreement is hereby amended in its
entirety as follows:

                           9.5. Minimum Asset Coverage Ratio. The Asset Coverage
                  Ratio shall at all times (but calculated for compliance
                  reporting purposes as of the last day of each fiscal quarter
                  of Borrower) be greater than or equal to (a) 1.10 to 1.00 for
                  Borrower and First Western and (b) 1.35 for the Companies.

         (e) Schedule 8.2 to the Credit Agreement is hereby amended in its
entirety as set forth on Annex I attached hereto.

3. Conditions Precedent. Notwithstanding any contrary provisions, the foregoing
paragraphs in this Amendment are not effective unless and until (a) the
representations and warranties in this Amendment are true and correct, (b)
Administrative Agent receives counterparts of this Amendment executed by each
party named below.

4. Ratifications. This Amendment modifies and supersedes all inconsistent terms
and provisions of the Credit Documents, and except as expressly modified and
superseded by this Amendment, the Credit Documents are ratified and confirmed
and continue in full force and effect. Borrower, Administrative Agent and
Lenders agree that the Credit Documents, as amended by this Amendment, continue
to be legal, valid, binding and enforceable in accordance with their respective
terms.

5. Representations and Warranties. Borrower hereby represents and warrants to
Administrative Agent and Lenders that (a) this Amendment and any Credit
Documents to be delivered under this Amendment have been duly executed and
delivered by Borrower, (b) no action of, or filing with, any Governmental
Authority is required to authorize, or is otherwise required in connection with,
the execution, delivery, and performance by Borrower of this Amendment and any
Credit Document to be delivered under this Amendment, (c) this

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<PAGE>

Amendment and any Credit Documents to be delivered under this Amendment are
valid and binding upon Borrower and are enforceable against Borrower in
accordance with their respective terms, except as limited by any applicable
Debtor Relief Laws, (d) the execution, delivery and performance by Borrower of
this Amendment and any Credit Documents to be delivered under this Amendment do
not require the consent of any other Person and do not and will not constitute a
violation of any Governmental Requirements, agreements or understandings to
which Borrower is a party or by which Borrower is bound, (e) the representations
and warranties contained in the Credit Agreement, as amended by this Amendment,
and any other Credit Document are true and correct in all material respects as
of the date of this Amendment, and (f) as of the date of this Amendment, no
Event of Default or Potential Default exists or is imminent.

6. References. All references in the Credit Documents to the "Credit Agreement"
refer to the Credit Agreement as amended by this Amendment. This Amendment is a
"Credit Document" referred to in the Credit Agreement and the provisions
relating to Credit Documents in the Credit Agreement are incorporated by
reference, the same as if set forth verbatim in this Amendment.

7. Counterparts. This Amendment may be executed in any number of counterparts
with the same effect as if all signatories had signed the same document.

8. Parties Bound. This Amendment binds and inures to the benefit of Borrower,
Administrative Agent and each Lender, and, subject to Section 13 of the Credit
Agreement, their respective successors and assigns.

9. Entirety. THIS AMENDMENT, THE CREDIT AGREEMENT AS AMENDED BY THIS AMENDMENT,
AND THE OTHER CREDIT DOCUMENTS REPRESENT THE FINAL AGREEMENT BETWEEN THE PARTIES
FOR THE TRANSACTIONS THEREIN, AND MAY NOT BE CONTRADICTED BY EVIDENCE OF PRIOR,
CONTEMPORANEOUS, OR SUBSEQUENT ORAL AGREEMENT BETWEEN THE PARTIES. THERE ARE NO
UNWRITTEN ORAL AGREEMENT BETWEEN THE PARTIES.

                  [REMAINDER OF PAGE INTENTIONALLY LEFT BLANK.
                            SIGNATURE PAGE FOLLOWS.]

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<PAGE>

         EXECUTED as of the date first stated above.

                                    BANK ONE, NA,
                                    as Administrative Agent and a Lender

                                    By:
                                       -----------------------------------------
                                           Bradley C. Peters,  Vice President

                                    PMC CAPITAL, INC.,
                                    as Borrower

                                    By:
                                       -----------------------------------------
                                    Name:
                                         ---------------------------------------
                                    Title:
                                          --------------------------------------

                                       4
<PAGE>

                                     Annex I

                                 Attached Hereto

                                       5<PAGE>
                                                                   EXHIBIT 10.20

                       FIFTH AMENDMENT TO CREDIT AGREEMENT

         THIS FIFTH AMENDMENT TO CREDIT AGREEMENT (this "Amendment") is entered
into as of August ___ 2001, among PMC CAPITAL, INC., a Florida corporation
("Borrower"), certain Lenders, and BANK ONE, NA, with its main office in
Chicago, Illinois, successor by merger to Bank One, Texas, N.A. ("Administrative
Agent").

                             PRELIMINARY STATEMENT:

         Borrower, Administrative Agent and Lenders are party to that certain
Credit Agreement (as renewed, extended, amended and restated, the "Credit
Agreement") dated as of March 22, 2000, pursuant to which the Lenders have made
and may hereafter make loans to Borrower. Borrower, Administrative Agent and
Lenders have agreed to amend the Credit Agreement in order to modify certain
covenants contained therein.

         Accordingly, for adequate and sufficient consideration, the receipt of
which is hereby acknowledged, Borrower, Administrative Agent and Lenders agree
as follows:

1. Defined Terms; References. Unless otherwise stated in this Amendment (a)
terms defined in the Credit Agreement have the same meanings when used in this
Amendment and (b) references to "Sections," "Schedules" and "Exhibits" are to
sections, schedules and exhibits to the Credit Agreement.

2. Amendments.

         (a) The defined term "Asset Coverage Ratio" in Section 1.1 of the
Credit Agreement is amended in its entirety as follows:

                           "Asset Coverage Ratio" means, at any time:

                           (a)      the ratio of (i) the sum of (A) unencumbered
                                    cash and cash equivalents of Borrower and
                                    First Western, plus (B) the aggregate
                                    outstanding principal balance of whole
                                    unencumbered Performing Commercial Loans
                                    then owned by Borrower of First Western,
                                    plus (C) 50% of the aggregate outstanding
                                    amount of any B-Pieces to (ii) the
                                    outstanding principal amount of Senior Debt
                                    for which either Borrower or First Western
                                    is obligated; and

                           (b)      for all the Companies, the ratio of (i) the
                                    sum of (A) unencumbered cash and cash
                                    equivalents of the Companies, plus (B) the
                                    aggregate outstanding principal balance of
                                    whole unencumbered Performing Commercial
                                    Loans then owned by any Company, plus (C)
                                    50% of the aggregate outstanding amount of
                                    any B-Pieces to (ii) the outstanding
                                    principal amount of Senior Debt for which
                                    any Company is obligated.

<PAGE>

         (b) The defined term "B-Pieces" in Section 1.1 of the Credit Agreement
is amended in its entirety as follows:

                                    "B-Pieces" means, at any time, the "Over
                           Collaterized" component of the "Retained Interest in
                           Transferred Assets" line item on Borrower's balance
                           sheet, and specifically excludes the "Reserve Fund"
                           and "Interest Only" components of such line item.

         (c) Section 9.1 of the Credit Agreement is hereby amended in its
entirety as follows:

                                    9.1. Minimum Net Worth. The Companies'
                           consolidated Net Worth shall not at any time (but
                           calculated for compliance reporting purposes as of
                           the last day of each fiscal quarter of Borrower) be
                           less than the sum of (a) $73,000,000 plus (b) 100% of
                           the Net Proceeds from any Equity Issuance by any
                           Company after the Closing Date.

         (d) Section 9.5 of the Credit Agreement is hereby amended in its
entirety as follows:

                                    9.5. Minimum Asset Coverage Ratio. The Asset
                           Coverage Ratio shall at all times (but calculated for
                           compliance reporting purposes as of the last day of
                           each fiscal quarter of Borrower) be greater than or
                           equal to (a) 1.10 to 1.00 for Borrower and First
                           Western and (b) 1.35 for the Companies.

3. Conditions Precedent. Notwithstanding any contrary provisions, the foregoing
paragraphs in this Amendment are not effective unless and until (a) the
representations and warranties in this Amendment are true and correct, (b)
Administrative Agent receives counterparts of this Amendment executed by each
party named below.

4. Ratifications. This Amendment modifies and supersedes all inconsistent terms
and provisions of the Credit Documents, and except as expressly modified and
superseded by this Amendment, the Credit Documents are ratified and confirmed
and continue in full force and effect. Borrower, Administrative Agent and
Lenders agree that the Credit Documents, as amended by this Amendment, continue
to be legal, valid, binding and enforceable in accordance with their respective
terms.

5. Representations and Warranties. Borrower hereby represents and warrants to
Administrative Agent and Lenders that (a) this Amendment and any Credit
Documents to be delivered under this Amendment have been duly executed and
delivered by Borrower, (b) no action of, or filing with, any Governmental
Authority is required to authorize, or is otherwise required in connection with,
the execution, delivery, and performance by Borrower of this Amendment and any
Credit Document to be delivered under this Amendment, (c) this Amendment and any
Credit Documents to be delivered under this Amendment are valid and binding upon
Borrower and are enforceable against Borrower in accordance with their
respective terms, except as limited by any applicable Debtor Relief Laws, (d)
the execution, delivery and

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<PAGE>

performance by Borrower of this Amendment and any Credit Documents to be
delivered under this Amendment do not require the consent of any other Person
and do not and will not constitute a violation of any Governmental Requirements,
agreements or understandings to which Borrower is a party or by which Borrower
is bound, (e) the representations and warranties contained in the Credit
Agreement, as amended by this Amendment, and any other Credit Document are true
and correct in all material respects as of the date of this Amendment, and (f)
as of the date of this Amendment, no Event of Default or Potential Default
exists or is imminent.

6. References. All references in the Credit Documents to the "Credit Agreement"
refer to the Credit Agreement as amended by this Amendment. This Amendment is a
"Credit Document" referred to in the Credit Agreement and the provisions
relating to Credit Documents in the Credit Agreement are incorporated by
reference, the same as if set forth verbatim in this Amendment.

7. Counterparts. This Amendment may be executed in any number of counterparts
with the same effect as if all signatories had signed the same document.

8. Parties Bound. This Amendment binds and inures to the benefit of Borrower,
Administrative Agent and each Lender, and, subject to Section 13 of the Credit
Agreement, their respective successors and assigns.

9. Entirety. THIS AMENDMENT, THE CREDIT AGREEMENT AS AMENDED BY THIS AMENDMENT,
AND THE OTHER CREDIT DOCUMENTS REPRESENT THE FINAL AGREEMENT BETWEEN THE PARTIES
FOR THE TRANSACTIONS THEREIN, AND MAY NOT BE CONTRADICTED BY EVIDENCE OF PRIOR,
CONTEMPORANEOUS, OR SUBSEQUENT ORAL AGREEMENT BETWEEN THE PARTIES. THERE ARE NO
UNWRITTEN ORAL AGREEMENT BETWEEN THE PARTIES.

                  [REMAINDER OF PAGE INTENTIONALLY LEFT BLANK.
                            SIGNATURE PAGE FOLLOWS.]

                                       3
<PAGE>

         EXECUTED as of the date first stated above.

                                    BANK ONE, NA,
                                    as Administrative Agent and a Lender

                                    By:
                                       -----------------------------------------
                                           Bradley C. Peters,  Vice President

                                    PMC CAPITAL, INC.,
                                    as Borrower

                                    By:
                                       -----------------------------------------
                                    Name:
                                         ---------------------------------------
                                    Title:
                                          --------------------------------------

                                       4

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