EXHIBIT 99.1
CERTIFICATION PURSUANT TO SECTION 906
OF THE SARBANES-OXLEY ACT OF 2002*
Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C.§ 1350, as adopted), John Monahan, Chief Executive Officer and President of Avigen, Inc. (the “Company”), and Thomas J. Paulson, Chief Financial Officer of the Company, each hereby certify that, to the best of his knowledge:
1. The Company’s Quarterly Report on Form 10-Q for the quarterly period ended March 31, 2003, to which this Certification is attached as Exhibit 99.1 (the “Quarterly Report”) fully complies with the requirements of Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934, and
2.The information contained in the Quarterly Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
In Witness Whereof, the undersigned have set their hands hereto as of the 14th day of May, 2003.
| /s/ JOHN MONAHAN | |
| John Monahan Chief Executive Officer | |
| /s/ THOMAS J. PAULSON | |
| Thomas J. Paulson Chief Financial Officer |
A signed original of this written statement required by Section 906 has been provided to the Company and will be retained by the Company and furnished to the Securities and Exchange Commission (“SEC”) or its staff upon request.
* This certification accompanies the Form 10-Q to which it relates, is not deemed filed with the SEC and is not to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended (whether made before or after the date of the Form 10-Q), irrespective of any general incorporation language contained in such filing.
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