MTI Technology (MTIC) 10-Q 2005 Q3 Quarterly report

Exhibit 32.1

Certification of Principal Executive Officer
Pursuant to 18. U.S.C. Section 1350, as Adopted Pursuant to Section 906
of the Sarbanes-Oxley Act of 2002

I, Thomas P. Raimondi, Jr., Chairman, President and Chief Executive Officer of MTI Technology Corporation (the “Company”), do hereby certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge:

1.	The Quarterly Report on Form 10-Q of the Company for the quarter ended January 1, 2005, as filed with the Securities and Exchange Commission (the “Report”), fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. Section 78m(a) or Section 780(d)); and
2.	The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: February 15, 2005	/s/ THOMAS P. RAIMONDI, JR.
	Thomas P. Raimondi, Jr.
	Chairman, President and Chief Executive Officer