PRESS RELEASES

Media Alert: Iron Mountain Incorporated to Celebrate Ten Years as a Public Company

Chairman and CEO Richard Reese to Ring The Closing Bell^SM

March 7, 2006

New York, NY - Executives and guests of Iron Mountain Incorporated will visit the New York Stock Exchange on Fri., March 10 to celebrate ten years as a public company.

In honor of this occasion, Chairman and CEO Richard Reese will ring The Closing Bell.

IRON MOUNTAIN INCORPORATED (NYSE: IRM)
Iron Mountain Incorporated is a global leader in information protection and storage services. Founded in 1951, the company has grown to service more than 275,000 customer accounts throughout the United States, Canada, Europe, Latin America and the Pacific Rim. Iron Mountain offers records management services for both physical and digital media, disaster recovery support services, and consulting - services that help businesses save money and manage risks associated with legal and regulatory compliance, protection of vital assets, and business continuity challenges. For more information, visit the company's web site at www.ironmountain.com.

WHEN/WHERE:
FRIDAY, MARCH 10, 2006 - NYSE - Security Checkpoint at Exchange & Broad Streets
3:30 p.m. Media escorted into the building for bell ringing
4:00 p.m. The Closing Bell is rung

More information on archived and upcoming events at the NYSE can be found in the NYSE Events Calendar.

CONTACT: Media interested in covering the bell ringing MUST contact Annmarie Gioia at 212.656.5437 in order to obtain entry into the building.

PHOTO/VIDEO:
Photos available via Associated Press/New York (212.621.1902), Reuters America (646.223.6285) and Bloomberg Photo (212.617.3420).The Opening BellSM starting at 9:25 a.m.) and The Closing BellSM (starting at 3:55 p.m.) feeds are available via fiber line at Waterfront #1630.