Overland Storage (OVRL) 10-Q 2003 Q3 Quarterly report

Exhibit 99.1

OVERLAND STORAGE, INC.

CERTIFICATION

In connection with the quarterly report of Overland Storage, Inc. (the “Company”) on Form 10-Q for the quarter ending March 31, 2003 as filed with the Securities and Exchange Commission (the “Report”), I, Christopher Calisi, President and Chief Executive Officerof the Company, hereby certify as of the date hereof, solely for purposes of Title 18, Chapter 63, Section 1350 of the United States Code, that to the best of my knowledge:

(1)  the Report fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934; and

(2)  the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company at the dates and for the periods indicated.

This Certification has not been, and shall not be deemed, “filed” with the Securities and Exchange Commission.

Date: May 12, 2003	/s/ Christopher Calisi
	Christopher Calisi
	President andChief Executive Officer