SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                   SCHEDULE TO

                                 FINAL AMENDMENT


            Tender Offer Statement Under Section 14(d)(1) or 13(e)(1)
                     of the Securities Exchange Act of 1934

                 OLD MUTUAL ABSOLUTE RETURN MASTER FUND, L.L.C.
                                (Name of Issuer)

                 OLD MUTUAL ABSOLUTE RETURN MASTER FUND, L.L.C.
                      (Name of Person(s) Filing Statement)

                       LIMITED LIABILITY COMPANY INTERESTS
                         (Title of Class of Securities)

                                       N/A
                      (CUSIP Number of Class of Securities)

                                William J. Landes
                             Larch Lane Advisors LLC
                          800 Westchester Avenue, S-618
                               Rye Brook, NY 10573
                                 (888) 266-2200
 (Name, Address and Telephone Number of Person Authorized to Receive Notices and
          Communications on Behalf of the Person(s) Filing Statement)

                                 With a copy to:
                             George M. Silfen, Esq.
                            Schulte Roth & Zabel LLP
                                919 Third Avenue
                            New York, New York 10022
                                 (212) 756-2131

                               September 28, 2007
                       (Date Tender Offer First Published,
                       Sent or Given to Security Holders)




                            CALCULATION OF FILING FEE

     Transaction Valuation: $1,000,000 (a) Amount of Filing Fee: $30.70 (b)

1. Calculated as the aggregate maximum purchase price for Interests.

2. Calculated at $30.70 per $1,000,000 of the Transaction Valuation.

[  ] Check  the  box  if any  part of  the fee is  offset  as  provided  by Rule
     0-11(a)(2)  and  identify  the  filing  with which the  offsetting  fee was
     previously  paid.  Identify the previous filing by  registration  statement
     number, or the Form or Schedule and the date of its filing.

         Amount Previously Paid:  ___________________________

         Form or Registration No.:  ___________________________

         Filing Party:  ______________________________________

         Date Filed:  ________________________________________

[  ] Check the box  if the filing relates solely  to preliminary  communications
     made before the commencement of a tender offer.

Check the appropriate boxes below  to designate  any transactions to  which  the
statement relates:

[ ]      third-party tender offer subject to Rule 14d-1.

[X]      issuer tender offer subject to Rule 13e-4.

[ ]      going-private transaction subject to Rule 13e-3.

[ ]      amendment to Schedule 13D under Rule 13d-2.

Check the following box if the filing is a final amendment reporting the results
of the tender offer: [X]










               This final amendment relates to the Issuer Tender Offer Statement
on Schedule TO (the  "Statement")  originally filed on September 28, 2007 by Old
Mutual  Absolute Return Master Fund,  L.L.C.  (the "Fund") in connection with an
offer  by the  Fund to  purchase  up to  $1,000,000  of  interests  in the  Fund
("Interests")  as of  December  31,  2007,  on  the  terms  and  subject  to the
conditions  set  forth in the  Offer  to  Purchase  and the  related  Letter  of
Transmittal.  Copies of the Offer to  Purchase  and Letter of  Transmittal  were
previously filed as Exhibits B and C to the Statement on September 28, 2007.

               This is the final  amendment to the  Statement and is being filed
to report the  results of the Offer.  Capitalized  terms not  otherwise  defined
herein shall have the meanings ascribed to them in the Offer to Purchase.

          The following information is furnished pursuant to Rule 13e-4(c)(4):

          1. The Offer expired at 12:00  midnight,  Eastern Time, on October 26,
2007.

          2.  $54,054.91 in Interests  were tendered  prior to the expiration of
the Offer and accepted for  repurchase by the Fund in accordance  with the terms
of the Offer.



                                    SIGNATURE

               After due inquiry and to the best of my knowledge  and belief,  I
certify that the information  set forth in this statement is true,  complete and
correct.



                                    OLD MUTUAL ABSOLUTE RETURN
                                    MASTER FUND, L.L.C.

                                    By: /s/ William J. Landes
                                       ---------------------------------------
                                        Name:   William J. Landes
                                        Title:  Principal Manager
December 21, 2007