Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Crampton Christopher A.S.
   2. Issuer Name and Ticker or Trading Symbol
MRC GLOBAL INC. [MRC] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O GOLDMAN, SACHS & CO., 200 WEST STREET		 3. Date of Earliest Transaction (Month/Day/Year)
05/09-04:00/2013
(Street)

NEW YORK, NY 10282		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 05/09-04:00/2013   A   1,870 (2) A $ 0 29,090,127 I See footnotes (1) (2) (3)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (right to buy) $ 32.07 05/09-04:00/2013   A   14,288   05/09-04:00/2014 05/09-04:00/2023 Common Stock 14,288 $ 0 14,288 I See footnotes (1) (4)

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Crampton Christopher A.S.
C/O GOLDMAN, SACHS & CO.
200 WEST STREET
NEW YORK, NY 10282		        

Signatures

 /s/ Kevin P. Treanor, Attorney-in-fact   05/13-04:00/2013
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The Reporting Person is a managing director of Goldman, Sachs & Co. ("Goldman Sachs"). Goldman Sachs is a wholly-owned subsidiary of The Goldman Sachs Group, Inc. ("GS Group"). The Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
(2) Pursuant to the MRC Global Inc. 2011 Omnibus Incentive Plan (the "Plan"), 935 shares of restricted common stock, par value $0.01 per share, of MRC Global Inc. (the "Company"), were granted to each of Christopher A.S. Crampton and John F. Daly, in their capacity as directors of the Company. These shares vest one year from the grant date, conditioned on Messrs. Crampton and Daly's continued service with the Company and subject to accelerated vesting under certain circumstances. Messrs. Crampton and Daly, each a managing director of Goldman Sachs, each has an understanding with GS Group pursuant to which he holds such shares for the benefit of GS Group.
(3) 29,082,208 shares of common stock, par value $0.01 per share (the "Common Stock"), of the Company reported herein are beneficially owned directly by PVF Holdings LLC ("PVF"). Goldman Sachs and GS Group may be deemed to beneficially own indirectly, in the aggregate, the Common Stock owned by PVF through certain investment partnerships (the "Funds") that are members of and own common units of PVF because (i) affiliates of Goldman Sachs and GS Group are the general partner, managing general partner, managing partner, managing member or member of the Funds and (ii) the Funds control PVF and have the power to vote or dispose of the Common Stock owned by PVF. 6,049 shares of Common Stock are beneficially owned directly by Goldman Sachs and indirectly by GS Group. Goldman Sachs also holds an open short position of 48 shares of Common Stock, due to an exempt transaction.
(4) GS Group may be deemed to beneficially own 14,288 options, consisting of 7,144 options granted to each of Christopher A.S. Crampton and John F. Daly in their capacity as directors of the Company pursuant to the Plan. The options vest one year from the grant date, conditioned on Messrs. Crampton and Daly's continued service with the Company and subject to accelerated vesting under certain circumstances. Messrs. Crampton and Daly, each a managing director of Goldman Sachs, each has an understanding with GS Group pursuant to which he holds such securities for the benefit of GS Group.

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