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                                  UNITED STATES
                             Washington, D.C. 20549

                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934
                              (Amendment No: )*

                                 Matech Corp
                                (Name of Issuer)

                                  Common Stock
                         (Title of Class of Securities)

                                 (CUSIP Number)

                                December 31, 2009
             (Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:
[ ] Rule 13d-1(b)
[X] Rule 13d-1(c)
[ ] Rule 13d-1(d)

*The  remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for any  subsequent  amendment  containing  information  which  would  alter the
disclosures  provided  in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the

CUSIP No. 57666R105

     1.   Names of Reporting Persons.
          I.R.S. Identification Nos. of above persons (entities only).

            GAM Holding Ltd
     2.   Check the Appropriate Box if a Member of a Group (See Instructions)
          (a)      .............................................................
          (b)      .............................................................

     3.   SEC Use Only

     4.   Citizenship or Place of Organization


Number of               5.           Sole Voting Power
Shares                               3,456,250
Beneficially            6.           Shared Voting Power
Owned by
Each Reporting                       ----------
Person With*            7.           Sole Dispositive Power
                        8.           Shared Dispositive Power


     9. Aggregate Amount Beneficially Owned by Each Reporting Person


    10. Check if the Aggregate  Amount in Row (9) Excludes  Certain Shares
    (See Instructions)

    11. Percent of Class Represented by Amount in Row (9)

         2.89%  (based on the total of 119,458,740 outstanding shares of common

    12. Type of Reporting Person (See Instructions)  HC

*GAM Holding Ltd. disclaims beneficial ownership of such securities.

Item 1.
       (a) Name of Issuer   Matech Corp

       (b) Address of Issuer's Principal Executive Offices
           11661 San Vicente Boulevard,
           Suite 707,
           Los Angeles, California 90049

Item 2.
        (a) Name of Person Filing
            GAM Holding Ltd

        (b) Address of Principal Business Office or, if none, Residence
            Klaustrasse 10, 8008 Zurich, Switzerland

        (c) Citizenship

        (d) Title of Class of Securities
            Common Stock

        (e) CUSIP Number

Item 3.   If  this  statement  is  filed  pursuant  to   or
          240.13d-2(b) or (c), check whether the person filing is a:

    [ ]  (a)  Broker or dealer  registered  under  section  15 of the Act (15
         U.S.C. 78o).

    [ ]  (b) Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

    [ ]  (c) Insurance  company as defined in section 3(a)(19) of the Act (15
         U.S.C. 78c).

    [ ]  (d) Investment  company registered under section 8 of the Investment
         Company Act of 1940 (15 U.S.C 80a-8).

    [ ]  (e) An investment adviser in accordance

    [ ]  (f) An  employee  benefit  plan  or  endowment  fund  in  accordance

    [X]  (g) A  parent  holding  company  or  control  person  in  accordance

    [ ]  (h) A savings associations as defined in Section 3(b) of the Federal
         Deposit Insurance Act (12 U.S.C. 1813);

    [ ]  (i) A  church  plan  that is  excluded  from  the  definition  of an
         investment  company under section  3(c)(14) of the Investment  Company
         Act of 1940 (15 U.S.C. 80a-3);

    [ ]  (j) Group, in accordance withss.240.13d-1(b)(1)(ii)(J).

Item 4.       Ownership.

Provide the following  information regarding the aggregate number and percentage
of the class of securities of the issuer identified in Item 1.

              (a)    Amount beneficially owned: 3,456,250

              (b)    Percent of class: 2.89% (based on the total of 119,458,740
                     outstanding shares of common stock)

                     The  percentage  used  herein was  calculated  based upon a
total of 119,458,740 issued and outstanding shares of the company's common stock

              (c)    Number of shares as to which the person has:

                     (i) Sole power to vote or to direct the vote      3,456,250
                     (ii) Shared power to vote or to direct the vote
                     (iii) Sole power to dispose or to direct the
                           disposition of                              3,456,250
                     (iv) Shared power to dispose or to direct the
                          disposition of

Item 5.       Ownership of Five Percent or Less of a Class

If this  statement  is being filed to report the fact that as of the date hereof
the  reporting  person has ceased to be the  beneficial  owner of more than five
percent of the class of securities, check the following [X].

Item 6. Ownership of More than Five Percent on Behalf of Another Person.

Not applicable

Item 7.  Identification  and Classification of the Subsidiary Which Acquired the
Security Being Reported on By the Parent Holding Company or Control Person.

The securities reported herein (the "Securities") are  beneficially owned by one
or more  investment  funds  or  other  accounts  that,  pursuant  to  investment
management  contracts,  are  managed  by Swiss & Global  Asset  Management  Ltd.
("Swiss  &  Global"),  a  wholly  owned  subsidiary  of GAM  Holding  Ltd.  Such
investment  management  contracts  grant to Swiss & Global  all  investment  and
voting power over the securities  owned by such investment  management  clients.
Therefore,  Swiss & Global may be deemed to be, for purposes of Rule 13d-3 under
the Act, the beneficial owner of the Securities.

Item 8.       Identification and Classification of Members of the Group

Not Applicable

Item 9.       Notice of Dissolution of Group

Not Applicable

Item 10. Certification

           The following certification shall be included if the statement is
           filed pursuant to ss.240.13d-1(c): By signing below I certify that,
           to the best of my knowledge and belief, the securities referred to
           above were not acquired and are not held for the purpose of or with
           the effect of changing or influencing the control of the issuer of
           the securities and were not acquired and are not held in connection
           with or as a participant in any transaction having that purpose or


After reasonable 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.

                                           February 16, 2010

                                           /s/ Scott Sullivan

                                  Scott Sullivan, Group General Counsel


In accordance with Rule 13d-1(k)(1)  under the Securities  Exchange Act of 1934,
as  amended,  the  undersigned  hereby  agree to joint  filing  of the  attached
Schedule 13G, and any and all amendments  thereto,  and expressly  authorize GAM
Holding  Ltd,  as the  ultimate  parent  company  of  each  of  its  undersigned
subsidiaries,  to file such Schedule 13G, and any and all amendments thereto, on
behalf of each of them.

Date: February 16, 2010

GAM Holding Ltd

By: /s/ Scott Sullivan
Name: Scott Sullivan
Title: Group General Counsel

Swiss and Global Asset Management Ltd

By: /s/