**Exhibit 31.1**

 

**CEO CERTIFICATION PURSUANT TO SECTON 302 OFTHE SARBANES-OXLEY ACT OF 2002**

 

I, Robert E. Mellor, certify that:

 

1.  I have reviewed thisquarterly report on Form 10-Q of Building Materials Holding Corporation(“Registrant”);

 

2.  Based on my knowledge, thisquarterly report does not contain any untrue statement of a material fact oromit to state a material fact necessary to make the statements made, in lightof the circumstances under which such statements were made, not misleading withrespect to the period covered by this quarterly report;

 

3.  Based on my knowledge, thefinancial statements, and other financial information included in thisquarterly report, fairly present in all material respects the financialcondition, results of operations and cash flows of the Registrant as of, andfor, the periods presented in this quarterly report;

 

4.  The Registrant’s othercertifying officers and I are responsible for establishing and maintainingdisclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e)and 15d-15(e)) for the Registrant and we have:

 

(a) designed such disclosure controls and procedures, or caused suchdisclosure controls and procedures to be designed under our supervision, toensure that material information relating to the Registrant, including itsconsolidated subsidiaries, is made known to us by others within those entities,particularly during the period in which this quarterly report is beingprepared;

 

(b) evaluated the effectiveness of the Registrant’s disclosure controlsand procedures and presented in this quarterly report our conclusions about theeffectiveness of the disclosure controls and procedures, as of the end of theperiod covered by this report based on such evaluation; and

 

(c) disclosed in this quarterly report any change in the Registrant’sinternal control over financial reporting that occurred during the Registrant’smost recent fiscal quarter that has materially affected, or is reasonablylikely to materially affect, the Registrant’s internal control over financialreporting.

 

5.  The Registrant’s othercertifying officers and I have disclosed, based on our most recent evaluationof internal control over financial reporting, to the Registrant’s auditors andthe audit committee of Registrant’s board of directors (or persons performingthe equivalent functions):

 

(a) all significant deficiencies and material weaknesses in the designor operation of internal control over financial reporting which are reasonablylikely to adversely affect the Registrant’s ability to record, process,summarize and report financial information; and

 

(b) any fraud, whether or not material, that involves management orother employees who have a significant role in the Registrant’s internalcontrol over financial reporting.

 
| Date:  May 4, 2004 | */s/ Robert E.  Mellor*                                      |   |
|-------------------------|--------------------------------------------------------------|--------|
|                    | Robert E. Mellor                                             |
|                    | Chairman of the Board, President and Chief Executive Officer |
|                    | (Principal Executive Officer)                                |

 

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