8-K

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 of 15(d) of

The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 7, 2003

IRON MOUNTAIN INCORPORATED

(Exact name of registrant as specified in its charter)

PENNSYLVANIA
(State or other jurisdiction of incorporation)
1-13045	23-2588479
(Commission File Number)	(IRS Employer Identification No.)
745 Atlantic Avenue Boston, Massachusetts 02111
(Address of principal executive offices, including zip code)
(617) 535-4766
(Registrant’s telephone number, including area code)

ITEM 5. OTHER EVENTS

On May 7, 2003, we announced that the cash tender offer for all of our outstanding 8-3/4% Senior Subordinated Notes due 2009 (the “Notes”) expired as of 12:00 midnight on May 6, 2003.  We received tenders from the holders of $143,317,000, or 65.1%, of the aggregate principal amount of the Notes outstanding, leaving $76,683,000 untendered and still outstanding.  A copy of our press release regarding this event is being filed as an exhibit to this report.

ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS

(c)  Exhibits.

EXHIBIT NO.	ITEM
99.1	The Company’s Press Release, dated May 7, 2003, regarding the expiration of the tender offer and consent solicitation.

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

	IRON MOUNTAIN INCORPORATED
	(Registrant)
		By:	/s/	Jean A. Bua
		Name:		Jean A. Bua
		Title:		Vice President and Corporate Controller
Date: May 7, 2003

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EX-99.1

Exhibit 99.1

FOR IMMEDIATE RELEASE:

Contact:	Iron Mountain Incorporated
	Stephen P. Golden
	(617) 535-4799

IRON MOUNTAIN INCORPORATED ANNOUNCES COMPLETION
OF CASH TENDER OFFER

BOSTON, MA – May 7, 2003 - Iron Mountain Incorporated (NYSE: IRM), the global leader in records and information management services, announced today that its cash tender offer for all of its outstanding 8-3/4% Senior Subordinated Notes due 2009 (the “Notes”) expired last night as of 12:00 midnight.  Iron Mountain received tenders from the holders of $143,317,000, or 65.1%, of the aggregate principal amount of the Notes outstanding, leaving $76,683,000 untendered and still outstanding.

In conjunction with the tender offer, Iron Mountain solicited and obtained consents from the registered holders of the Notes to affect certain amendments to the Indenture governing the Notes.  This enabled the Company to eliminate or modify certain covenants and related provisions in the Indenture governing the Notes.  Iron Mountain previously announced that it has called all remaining outstanding Notes for redemption in accordance with the Indenture governing the Notes.

Bear, Stearns & Co. Inc. was the dealer manager for the tender offer and solicitation agent for the consent solicitation.  Questions or requests for assistance may be directed to Bear, Stearns & Co. Inc., Global Liability Management Group, at (877) 696-2327 (toll free).

ABOUT IRON MOUNTAIN

Iron Mountain Incorporated is the world’s trusted partner for outsourced records and information management services.  Founded in 1951, the Company has grown to service more than 150,000 customer accounts throughout the United States, Canada, Europe and Latin America. Iron Mountain offers records management services for both physical and digital media, disaster recovery support services and consulting services - services that help businesses save money and manage risks associated with legal and regulatory compliance, protection of vital information, and business continuity challenges. For more information, visit www.ironmountain.com.

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