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 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 *
HARRIS ROY C
   2. Issuer Name and Ticker or Trading Symbol
MUELLER INDUSTRIES INC [mli] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Vice President & CIO
(Last)
(First)
(Middle)
3. Date of Earliest Transaction (Month/Day/Year)
05/01/2007
(Street)

 		 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 05/01/2007   M   2,481 A $ 15.202 25,604 D  
Common Stock 05/01/2007   M   3,113 A $ 18.701 28,717 D  
Common Stock 05/01/2007   M   5,556 A $ 20.403 34,273 D  
Common Stock 05/01/2007   M   4,668 A $ 16.615 38,941 D  
Common Stock 05/01/2007   M   5,323 A $ 20.718 44,264 D  
Common Stock 05/01/2007   F   387 D $ 32.63 43,877 D  
Common Stock 05/01/2007   S   23,123 D $ 32.60 20,754 D  
Common Stock 05/02/2007   S   3,625 D $ 33.69 17,129 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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
Employee Stock Option (Right to Buy) $ 15.202 05/01/2007   M     2,481   (1) 12/21/2010 Common Stock 2,481 $ 0 0 D  
Employee Stock Option (Right to Buy) $ 18.701 05/01/2007   M     3,113 11/06/2005 11/06/2011 Common Stock 3,113 $ 0 0 D  
Employee Stock Option (Right to Buy) $ 20.403 05/01/2007   M     5,556   (2) 02/13/2012 Common Stock 5,556 $ 0 0 D  
Employee Stock Option (Right to Buy) $ 16.615 05/01/2007   M     4,668   (3) 02/10/2013 Common Stock 4,668 $ 0 2,334 D  
Employee Stock Option (Right to Buy) $ 20.718 05/01/2007   M     5,323   (4) 02/10/2014 Common Stock 5,323 $ 0 9,337 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
HARRIS ROY C

 		       Vice President & CIO  

Signatures

 /s/ Roy C. Harris   05/03/2007
**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) Exercisable: 925 on 12/21/2004; 1,556 on 12/21/2005
(2) Exercisable: 888 on 2/13/2005; 2,334 on 2/13/2006; and 2,334 on 2/13/2007
(3) Exercisable: 2,334 on 2/10/2006 and 2,334 on 2/10/2007
(4) Exercisable: 655 on 2/10/2006 and 4,668 on 2/10/2007
 
Remarks:
In October 2005, the organizational reporting structure of the Issuer changed and, as a result, the Issuer no longer deemed Mr. Harris a reporting person subject to Section 16 of the Securities Exchange Act of 1934.  In December 2006, the organizational reporting structure of the Issuer was altered again, resulting in the Issuer deeming Mr. Harris (as of that date forward) a reporting person subject to Section 16 of the Exchange Act.

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