EX-32.(A) 8 c26277exv32wxay.htm SECTION 1350 CERTIFICATION OF MR. WILLIAM D. PEREZ, PRESIDENT AND CHIEF EXECUTIVE OFFICER exv32wxay
 

EXHIBIT 32(a)
Certification Pursuant to Section 1350 of Chapter 63
of Title 18 of the United States Code
I, William D. Perez, the Chief Executive Officer of Wm. Wrigley Jr. Company (the “Company”), certify that to the best of my knowledge:
(i)   the Quarterly Report of the Company on the Form 10-Q dated May 5, 2008 for the fiscal quarter ended March 31, 2008, fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
 
(ii)   the information contained in the said Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company.
         
 
  /s/ WILLIAM D. PEREZ
 
William D. Perez
   
 
  President and Chief Executive Officer    
Dated the 5th day of May, 2008