EXHIBIT 1

JOINT FILING AGREEMENT

Dated as of March 19, 2008


In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, each of the undersigned hereby agrees to the joint filing on behalf of each of the undersigned of a Schedule 13D (including any and all amendments thereto) with respect to the shares of common stock, par value $0.01 per share, of Graphic Packaging Holding Company, a Delaware corporation, and that this Joint Filing Agreement may be included as an Exhibit to such joint filing.
 
Each of the undersigned agrees that each party hereto is responsible for the timely filing of such Schedule 13D (including any and all amendments thereto) and for the completeness and accuracy of the information concerning such party contained therein, provided that no party is responsible for the completeness and accuracy of the information concerning any other party, unless such party actually knows that such information is incorrect.  Each party will indemnify the other parties for any incompleteness or inaccuracy in such information concerning the indemnifying party.
 
This Joint Filing Agreement may be executed in any number of counterparts, all of which together shall constitute one and the same instrument.
 
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IN WITNESS WHEREOF, the undersigned hereby execute this Joint Filing Agreement as of the date first written above.

 
ADOLPH COORS COMPANY LLC
     
     
 
By:
/s/ Jeffrey H. Coors
   
Jeffrey H. Coors, Co-Chairman
     
     
 
ADOLPH COORS, JR. TRUST
 
AUGUSTA COORS COLLBRAN TRUST
 
BERTHA COORS MUNROE TRUST B
 
HERMAN F. COORS TRUST
 
LOUISE COORS PORTER TRUST
 
GROVER C. COORS TRUST
 
MAY KISTLER COORS TRUST
     
 
By:
Adolph Coors Company LLC, Trustee
     
     
 
By:
/s/ Jeffrey H. Coors
   
Jeffrey H. Coors, Co-Chairman
     
     
 
JANET H. COORS IRREVOCABLE TRUST
 
FBO FRANCES M. BAKER
     
 
JANET H. COORS IRREVOCABLE TRUST
 
FBO FRANK E. FERRIN
     
 
JANET H. COORS IRREVOCABLE TRUST
 
FBO JOSEPH J. FERRIN
     
     
 
By:
/s/ Jeffrey H. Coors
   
Jeffrey H. Coors, Trustee
     
     
 
ADOLPH COORS FOUNDATION
     
     
 
By:
/s/ Jeffrey H. Coors
   
Jeffrey H. Coors, Trustee and Treasurer