Iron Mountain Hires Fred Engel as Chief Technology Officer of Technology Business Unit
Industry veteran to lead product strategy and development for the Company’s technology business unit

BOSTON, MA - August 7, 2007 – Iron Mountain Incorporated (NYSE: IRM), the global leader in information protection and storage services, today announced that Fred Engel has joined Iron Mountain Digital as the chief technology officer. Mr. Engel will be responsible for the strategy and development of Iron Mountain Digital’s comprehensive suite of data protection and e-records management software and services.

With more than 30 years of corporate strategy and product development experience, Mr. Engel most recently served as executive vice president and chief technology officer for Concord Communications until it was acquired by Computer Associates in 2005. During his tenure with Concord Communications, Mr. Engel helped grow the company’s business from its inception to $150 million in revenues and participated in the company's IPO. He was previously the vice president of engineering at Technology Concepts/Bell Atlantic. Mr. Engel holds a Bachelor of Arts degree in Mathematics and a Masters of Computer Science degree from the University of Connecticut. Additionally, he also holds several patents in network management and security. Mr. Engel will report directly to John Clancy, President of Iron Mountain Digital.

"Fred is a key hire for Iron Mountain Digital," said Clancy. "He is a highly accomplished technology executive who will play a significant role in taking Iron Mountain Digital to the next phase of our growth through innovation and global expansion. We’re honored to have Fred join our team and fill this very important role.”

About Iron Mountain Digital
Iron Mountain Digital is the world's leading provider of data backup/recovery and archiving software as a service (SaaS). The technology arm of Iron Mountain Incorporated offers a comprehensive suite of data protection and e-records management software and services to thousands of companies around the world, directly and through a world-wide network of channel partners. Iron Mountain Digital is based in Southborough, Mass. with European headquarters in Frankfurt, Germany. For more information on Iron Mountain Digital, visit www.ironmountain.com/digital.

About Iron Mountain
Iron Mountain Incorporated (NYSE:IRM) helps organizations around the world reduce the costs and risks associated with information protection and storage. The company offers comprehensive records management and data protection solutions, along with the expertise and experience to address complex information challenges such as rising storage costs, litigation, regulatory compliance and disaster recovery. Founded in 1951, Iron Mountain is a trusted partner to more than 100,000 corporate clients throughout North America, Europe, Latin American and Asia Pacific. For more information, visit the company's Web site at www.ironmountain.com.