Iron Mountain Announces 2015 REITWeek Conference Participation and Provides Updated Investor Presentation

June 4, 2015

BOSTON--(BUSINESS WIRE)-- Iron Mountain Incorporated (NYSE: IRM), the storage and information management services company, announced that William L. Meaney, CEO, will present at NAREIT’s REITWeek 2015 Investor Conference, at the New York Hilton on Tuesday June 9, at 11:00am ET. The company will also participate in investor meetings on Tuesday, June 9 and Wednesday, June 10.

The presentation to be used for one-one meetings during the conference is available on the Investor Relations section of www.ironmountain.com. The presentation provides updates on the company’s recent performance relative to its strategic plan and highlights initiatives to drive significant cost reductions.

About Iron Mountain

Iron Mountain Incorporated (NYSE: IRM) is a leading provider of storage and information management services. The company’s real estate network of more than 67 million square feet across more than 1,000 facilities in 36 countries allows it to serve customers with speed and accuracy. And its solutions for records management, data management, document management, and secure shredding help organizations to lower storage costs, comply with regulations, recover from disaster, and better use their information for business advantage. Founded in 1951, Iron Mountain stores and protects billions of information assets, including business documents, backup tapes, electronic files and medical data. Visit www.ironmountain.com for more information.

Source: Iron Mountain

Investor Relations Contacts:

Melissa Marsden, 617-535-8595

Senior Vice President, Investor Relations

melissa.marsden@ironmountain.com

or

Faten Freiha, 617-535-8404

Director, Investor Relations

faten.freiha@ironmountain.com