Exhibit 10(c)          SECOND AMENDMENT, dated as of February 9, 2007 (this “Second Amendment”) to the CreditAgreement, dated as of December 20, 2004, as amended by the First Amendment, dated as of March 1,2006 (as so amended, the “Credit Agreement”), among Parker Drilling Company (the“Borrower”), the several banks and other financial institutions or entities from time totime parties thereto (the “Lenders”), Lehman Brothers Inc., as sole advisor, sole leadarranger and sole bookrunner, Bank of America, N.A., as syndication agent, and Lehman CommercialPaper Inc., as administrative agent (in such capacity, the “Administrative Agent”). Termsdefined in the Credit Agreement shall be used in this Second Amendment with their defined meaningsunless otherwise defined herein.W I T N E S S E T H :          WHEREAS, pursuant to the Credit Agreement, the Lenders have agreed to make, and have made,certain Loans and other extensions of credit to the Borrower; and          WHEREAS, the Borrower has requested that the Lenders amend, and upon this Second Amendmentbecoming effective, the Lenders have agreed to amend, certain provisions of the Credit Agreement;          NOW, THEREFORE, the parties hereto hereby agree as follows:          1. Amendment to Section 3.1(a): Section 3.1(a) of the Credit Agreement is herebyamended by:     (a) restating in its entirety clause (i) set forth in the last sentence thereof asfollows:     ”(i) be denominated in Dollars, or any other currency deemed acceptable by theAdministrative Agent and the Issuing Lender, each in its sole discretion and”; and     (b) adding a new sentence at the end thereof as follows:     “In the case of any Letter of Credit denominated in any currency other thanDollars, it is understood and agreed that, for all purposes of this Agreement, theface amount and drawable amount thereof at the time of issuance, and the amount ofany unreimbursed drawing in respect thereof at the end of each subsequent L/C FeePayment Date or on any applicable date of measurement hereunder, shall be deemed tobe the equivalent in Dollars of such amount at such time, in each case as reasonablydetermined by the Administrative Agent in a manner acceptable to the AdministrativeAgent, the Borrower and the Issuing Lender in respect of such Letter of Credit.”          2. Representations and Warranties. As of the date hereof and after giving effect tothis Second Amendment, the Borrower hereby (a) confirms, reaffirms and restates the representationsand warranties made by it in Section 4 of the Credit Agreement and otherwise in the other LoanDocuments to which it is a party and (b) represents and warrants that (i) the persons named in thesignature blocks below are duly authorized to execute and deliver, on
 

 
behalf of the Borrower and the other Loan Parties, this Second Amendment, (ii) such personsare now duly elected and qualified officers of the Borrower and the other Loan Parties, holding theoffices indicated below their respective names and (iii) the signature set forth on the signatureline above their respective names is such officer’s true and genuine signature; providedthat each reference to the Credit Agreement therein shall be deemed to be a reference to the CreditAgreement after giving effect to this Second Amendment.          3. Payment of Fees and Expenses. The Borrower agrees to pay or reimburse theAdministrative Agent for its out-of-pocket costs and expenses incurred in connection with thisSecond Amendment, any documents prepared in connection herewith and the transactions contemplatedhereby including, without limitation, the reasonable fees, charges and disbursements of SimpsonThacher & Bartlett LLP, counsel to the Administrative Agent, subject to the Administrative Agent’sapproval of such fees.          4. No Change. Except as expressly provided herein, no term or provision of the CreditAgreement shall be amended, waived, modified or supplemented, and each term and provision of theCredit Agreement shall remain in full force and effect.          5. Effectiveness. This Second Amendment shall become effective as of the date setforth above upon the receipt by the Administrative Agent (or its counsel) of counterparts of thisSecond Amendment, duly executed and delivered by the Administrative Agent, the Borrower, theIssuing Lender and the Required Lenders.          6. Limited Amendment. This Second Amendment shall not be deemed to be a waiver of, orconsent to, or a modification or amendment of, any other term or condition of the Credit Agreementor any other Loan Document or to prejudice any other right or rights which the Lenders may now haveor may have in the future under or in connection with the Credit Agreement or any of theinstruments or agreements referred to therein, as the same may be amended from time to time.          7. Counterparts. This Second Amendment may be executed by one or more of the partiesto this Second Amendment on any number of separate counterparts, and all of said counterparts takentogether shall be deemed to constitute one and the same instrument. Delivery of an executedsignature page of this Second Amendment by facsimile transmission shall be effective as delivery ofa manually executed counterpart hereof.          8. GOVERNING LAW. THIS SECOND AMENDMENT AND THE RIGHTS AND OBLIGATIONS OF THE PARTIESUNDER THIS AGREEMENT SHALL BE GOVERNED BY, AND CONSTRUED AND INTERPRETED IN ACCORDANCE WITH, THELAW OF THE STATE OF NEW YORK.
 

 
          IN WITNESS WHEREOF, the parties have caused this Second Amendment to be duly executed anddelivered by their respective proper and duly authorized officers as of the day and year firstabove written.      PARKER DRILLING COMPANY