Iron Mountain Incorporated Schedules Call to Discuss Acquisition

July 14, 2003

Boston, MA - Iron Mountain Incorporated (NYSE: IRM), the leader in outsourced records and information management services, will hold a conference call today to discuss the acquisition of the information management services business of Hays plc by Iron Mountain and its European joint venture company. The agreement was finalized and a press release was issued on Saturday, July 12, 2003.Call and replay information are as follows:

Call Date:  Monday, July 14, 2003
Call Time:  9:00 A.M.(Eastern Time)
Call Hosts:  Richard Reese, Chief Executive Officer, John Kenny, Chief Financial Officer
Domestic Call Dial In:  800-901-5217
International Call Dial In:  617-786-2964
Access Code:  12099564

Online Info: www.ironmountain.com at the Investor Relations page Live Simulcast (listen only) available during the call.

Replay available one hour after the conclusion of the call for one week.
Replay Domestic Dial In:  888-286-8010
Replay International Dial In:  617-801-6888
Replay Access Code:  64658149

Contact:

Melissa Mahoney
Corporate Communications
Iron Mountain
Phone: 617-535-8310
melissa.mahoney@ironmountain.com

Stephen Golden
Investor Relations
Iron Mountain
Phone: 617-535-4799
sgolden@ironmountain.com