EXHIBIT 99.1




FOR IMMEDIATE RELEASE:

Contact:       Stephen P. Golden
               Director of Investor Relations
               (617) 535-4799


    Iron Mountain Incorporated Announces Proposed $150 Million Debt Offering


Boston, MA--June 16, 2003--Iron Mountain Incorporated (NYSE: IRM), the leader in
records and information  management services,  announced today a proposed public
offering of $150 million in aggregate  principal  amount of Senior  Subordinated
Notes due 2016. The Company intends to use the net proceeds from the offering to
redeem all or a portion of the  outstanding  8-1/8% Senior Notes due 2008 of its
subsidiary,  Iron Mountain Canada Corporation,  which the Company has guaranteed
on a senior subordinated  basis, and for general corporate  purposes,  including
the possible  repayment of other  indebtedness and possible future  acquisitions
and  investments.  The exact terms and timing of the  offering  will depend upon
market conditions and other factors.

The offering will be made only by means of a prospectus. This announcement shall
not  constitute  an  offer  to  sell or the  solicitation  of any  offer  to buy
securities,  nor shall  there be any sales of these  securities  in any state in
which  such  an  offer,   solicitation  or  sale  would  be  unlawful  prior  to
registration or qualification under the securities laws of any such state.

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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