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EXHIBIT 99.1
  LETTER OF
    TRANSMITTAL
    WEATHERFORD INTERNATIONAL, INC.
 Offer
    to Exchange Its
 5.95% Senior
    Notes Due 2012, Issued on June 18, 2007
 for
    5.95% Senior Notes Due 2012
 That
    Have Been Registered under the Securities Act of 1933
 and
    its
 6.35% Senior
    Notes Due 2017, Issued on June 18, 2007
 for
    6.35% Senior Notes Due 2017
 That
    Have Been Registered under the Securities Act of 1933
 and
    its
 6.80% Senior
    Notes Due 2037, Issued on June 18, 2007
 for
    6.80% Senior Notes Due 2037
 That
    Have Been Registered under the Securities Act of 1933
  PURSUANT TO THE
    PROSPECTUS
 DATED
    [          ],
    2007
  THE EXCHANGE OFFER AND
    WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK CITY
    TIME, ON
    [          ],
    2007. UNLESS EXTENDED
  Deliver to Deutsche Bank Trust Company Americas
 (the Exchange Agent)
  By Facsimile for Eligible Institutions:

By Mail:

By Overnight Mail or Courier:(615)
    835-3701

DB Services Tennessee, Inc.

DB Services Tennessee, Inc.Reorganization Unit
    P.O. Box 305050

Trust and Securities Services
    Reorganization UnitInformation:

Nashville, Tennessee 37211

648 Grassmere Park Road(800)
    735-7777



Nashville, Tennessee 37211   Delivery of this Letter of Transmittal to an address or
    transmission hereof to a facsimile number other than those set
    forth above will not constitute a valid delivery.
  Prospectus Company Exchange Offer 2012 Exchange
    Notes 2012
    Outstanding Notes 2017 Exchange Notes 2017 Outstanding Notes 2037 Exchange
    Notes Exchange
    Notes 2037
    Outstanding Notes Outstanding Notes Securities Act Expiration
    Date
  [9]




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Box
    1
  DESCRIPTION OF 2012 OUTSTANDING
    NOTES TENDERED HEREBYName(s) and Address(es) of Registered


Certificate or


Aggregate PrincipalHolder(s) Exactly as Name(s) Appear(s) on


Registration


Amount Represented


Principal AmountOutstanding Notes (Please fill in)


Number*


by Outstanding Notes


Tendered**Total* Need not be completed by book-entry holders** Unless otherwise indicated, the holder will be deemed to
    have tendered the full aggregate principal amount represented by
    such Outstanding Notes. All tenders must be in integral
    multiples of $1,000.   DESCRIPTION OF 2017 OUTSTANDING
    NOTES TENDERED HEREBYName(s) and Address(es) of Registered


Certificate or


Aggregate PrincipalHolder(s) Exactly as Name(s) Appear(s) on


Registration


Amount Represented


Principal AmountOutstanding Notes (Please fill in)


Number*


by Outstanding Notes


Tendered**Total* Need not be completed by book-entry holders** Unless otherwise indicated, the holder will be deemed to
    have tendered the full aggregate principal amount represented by
    such Outstanding Notes. All tenders must be in integral
    multiples of $1,000.   2




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DESCRIPTION OF 2037 OUTSTANDING
    NOTES TENDERED HEREBYName(s) and Address(es) of Registered


Certificate or


Aggregate PrincipalHolder(s) Exactly as Name(s) Appear(s) on


Registration


Amount Represented


Principal AmountOutstanding Notes (Please fill in)


Number*


by Outstanding Notes


Tendered**Total* Need not be completed by book-entry holders** Unless otherwise indicated, the holder will be deemed to
    have tendered the full aggregate principal amount represented by
    such Outstanding Notes. All tenders must be in integral
    multiples of $1,000.     DTC
    o
    CHECK HERE IF TENDERED OUTSTANDING NOTES ARE BEING
    DELIVERED BY BOOK-ENTRY TRANSFER MADE TO AN ACCOUNT MAINTAINED
    BY THE EXCHANGE AGENT WITH A BOOK ENTRY TRANSFER FACILITY AND
    COMPLETE THE FOLLOWING:   Name of Tendering Institution  Account Number  Transaction Code Number    o
    CHECK HERE AND ENCLOSE A PHOTOCOPY OF THE NOTICE OF GUARANTEED
    DELIVERY IF TENDERED OUTSTANDING NOTES ARE BEING DELIVERED
    PURSUANT TO A NOTICE OF GUARANTEED DELIVERY AND COMPLETE THE
    FOLLOWING:  Name(s) of Registered Holder(s)  Date of Execution of Notice of Guaranteed Delivery 3




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Name of Eligible Institution that Guaranteed Delivery   Account Number  Transaction Code Number  o
    CHECK HERE IF TENDERED BY BOOK-ENTRY TRANSFER AND NON-EXCHANGED
    OUTSTANDING NOTES ARE TO BE RETURNED BY CREDITING THE
    BOOK-ENTRY TRANSFER FACILITY ACCOUNT NUMBER SET FORTH ABOVE.o
    CHECK HERE IF YOU ARE A BROKER-DEALER AND WISH TO RECEIVE 10
    ADDITIONAL COPIES OF THE PROSPECTUS AND 10 COPIES OF ANY
    AMENDMENTS OR SUPPLEMENTS THERETO.  Name  Address  Address (continued)  Area Code and Telephone Number   4




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Box
    2
   SPECIAL REGISTRATION INSTRUCTIONS
    (See Instruction 5)
      Name(s):  Account No. (if Applicable):  Address:    Area Code and Telephone Number:  Tax Identification or
    Social Security Number:  DTC Account Number:  (Please Print or Type)
  Box
    3
   SPECIAL DELIVERY INSTRUCTIONS
    (See Instruction 5)
      Name(s):  Address:     Area Code and Telephone Number:  Tax Identification or
    Social Security Number:     o o
  (Please Print or Type)
  5




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SIGNATURES
    MUST BE PROVIDED BELOW
    PLEASE READ THE ACCOMPANYING
    INSTRUCTIONS CAREFULLY
             6




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and/or
   7




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Box
    4
   REGISTERED
    HOLDERS OF OUTSTANDING NOTES
    PLEASE SIGN HERE
    (In Addition, Complete Substitute
    Form W-9
    Below)
 XX (Signature(s) of Registered
    Holder(s) or Authorized Signatory)
    Name and Capacity (full title):  Address (including zip code):    Area Code and Telephone
    No.: (          )  Tax Identification or Social Security No.:  Dated:   SIGNATURE
    GUARANTEE
    (If required  see Instruction 4)
  Authorized Signature: (Signature of Representative of
    Signature Guarantor)
  Name and
    Title:  Name of Firm:  Address (including zip code):    Area Code and Telephone
    Number: (          )
 8




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INSTRUCTIONS TO
    LETTER OF TRANSMITTAL
    (Forming part of the terms and conditions of the Exchange
    Offer)
  Delivery of this Letter of Transmittal and
    Certificates for Tendered Outstanding Notes.
      Guaranteed Delivery
    Procedures.
  Rule 17Ad-15 Eligible
    Institution
             9




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Partial Tenders; Withdrawal.
    Signature on this Letter of Transmittal; Written
    Instruments and Endorsements; Guarantee of
    Signatures.
            Special Registration and Delivery
    Instructions.
   10




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Transfer Taxes.
    Waiver of Conditions.
  Mutilated, Lost, Stolen or Destroyed
    Notes.
  Requests for Assistance or Additional
    Copies. (713) 693-4000.
  Validity and Form.
  IMPORTANT
    TAX INFORMATION
  TIN Form W-9 Form W-9
  Form W-9 Form W-9 Form W-8BEN,
 11




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W-8ECI, W-8EXP, W-8IMY,
    PURPOSE
    OF SUBSTITUTE
    FORM W-9
  Form W-9
  WHAT
    NUMBER TO GIVE THE EXCHANGE AGENT
  Form W-9,
  CERTIFICATE
    OF AWAITING TAXPAYER IDENTIFICATION NUMBER
  Form W-9, 60-day
  IMPORTANT: THIS LETTER OF TRANSMITTAL OR A FACSIMILE
    THEREOF (TOGETHER WITH CERTIFICATES FOR OUTSTANDING
    NOTES OR A BOOK ENTRY-CONFIRMATION AND ALL OTHER REQUIRED
    DOCUMENTS) OR A NOTICE OF GUARANTEED DELIVERY MUST BE RECEIVED
    BY THE EXCHANGE AGENT ON OR PRIOR TO 5:00 P.M., NEW YORK
    CITY TIME ON THE EXPIRATION DATE.
 12




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SUBSTITUTE
    FORM W-9
    THE INSTRUCTIONS BELOW MUST BE FOLLOWED:
  FORM W-9
 SUBSTITUTEFORMW-9Department of the TreasuryInternal Revenue ServicePayers Request for Taxpayer Identification Number (TIN)Name: ­
­


PLEASE PROVIDE YOUR SOCIAL SECURITY NUMBER OR TAXPAYER
    IDENTIFICATION NUMBER IN THE BOX AT THE RIGHT &
    CERTIFY BY SIGNING & DATING BELOW


Part ISocial Security Number
    OR
    Employer Identification Numbero or awaiting TIN 
    (see note below)Part II  ExemptionIf you are exempt from backup withholding, please write
    Exempt in the box at the right and certify by
    signing and dating the Certification below.Part III  Certification Under
    penalties of perjury, I certify that:
    (1) The number shown on this form is my correct Social
    Security Number or Taxpayer Identification Number (or I am
    waiting for a number to be issued to me);
    (2) I am not subject to backup withholding either because
    (a) I am exempt from backup withholding, or (b) I have
    not been notified by the Internal Revenue Service (IRS) that I
    am subject to backup withholding as a result of failure to
    report all interest or dividends, or (c) the IRS has
    notified me that I am no longer subject to backup withholding;
    and(3) I am a United States person (which includes a United
    States resident alien).Certificate Instructions  You must cross out
    item (2) above if you have been notified by the IRS that
    you are subject to backup withholding because you have failed to
    report all interest and dividends on your tax return. However,
    if after being notified by the IRS that you were subject to
    backup withholding you received another notification from the
    IRS that you are no longer subject to backup withholding, do not
    cross out item (2).
    The Internal Revenue Service does not require your consent to
    any provision of this document other than the certifications
    required to avoid backup withholding.Signature: ­
    ­


Date ­
    ­    NOTE:
    FAILURE TO COMPLETE AND RETURN THIS FORM OR IF
    APPLIED FOR IS INDICATED, FAILURE TO SUBMIT A VALID
    TIN PRIOR TO PAYMENT OF PROCEEDS, MAY RESULT IN BACKUP
    WITHHOLDING ON ANY PAYMENTS MADE TO YOU PURSUANT TO THE OFFER.
    PLEASE REVIEW THE ENCLOSED GUIDELINES FOR CERTIFICATION OF
    TAXPAYER IDENTIFICATION NUMBER ON SUBSTITUTE
    FORM W-9
    FOR ADDITIONAL DETAILS. 13




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YOU MUST COMPLETE THE FOLLOWING CERTIFICATE IF YOU CHECKED
    THE BOX IN PART 3 OF SUBSTITUTE
    FORM W-9.
   CERTIFICATE
    OF AWAITING TAXPAYER IDENTIFICATION NUMBER
  60-day
  ­
    ­ ­
    ­
  ­
    ­
  ­
    ­
 14