EXHIBIT 23.5 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation by reference in this registration statement on Form S-3 of our report dated August 7, 1997, for Records Retention/FileSafe included in Iron Mountain Incorporated's Form 8-K filed with the Securities and Exchange Commission on November 25, 1997, and to all references to our Firm included in this registration statement. Abbott, Stringham & Lynch Campbell, California January 5, 1998