BOSTON - June 9, 2015 - Iron Mountain® Incorporated (NYSE: IRM), the storage and information management company, today announced that Ellen Hall, formerly of Prologis, has joined the company as its Global Head of Real Estate Investment. Hall will report directly to Iron Mountain's Chief Financial Officer Rod Day.

In this newly created role, Hall will be responsible for refining and executing an optimal global real estate investment and portfolio strategy, thereby enhancing Iron Mountain's position within the real estate investment trust (REIT) community. Working in close partnership with Iron Mountain's corporate real estate team responsible for leasing, project delivery and facility management for the global real estate portfolio, the Investment Leader will provide input and guidance to drive a strategy to deliver growth, drive value, support enterprise financial performance, and capitalize on the Company's REIT status.

"We are delighted that Ellen has decided to join Iron Mountain," said Rod Day, executive vice president and chief financial officer, Iron Mountain. "Our recent conversion to a REIT provides a material opportunity to build value for our investors through the proactive development and expansion of our owned real estate portfolio. I believe Ellen's skills and leadership will be instrumental in Iron Mountain in realizing this opportunity."

Hall joins Iron Mountain from Prologis, where she held various executive leadership roles and had been instrumental in establishing the company's global investment strategy. Most recently, she served as senior vice president and fund manager of two of the company's international logistics funds. Prior to that, she served as senior vice president and transactions director for Europe and Asia for AMB Property Corporation, which merged with Prologis in 2011. She also held several real estate transaction‐focused positions at AMB after joining the company in 1998.

"I'm excited to join Iron Mountain and lead its global real estate investment strategy," said Hall. "The combination of Iron Mountain's global footprint and its recent conversion to a REIT offer a great deal of untapped opportunity and potential to create real value through our real estate. The company's strong brand, outstanding people and focus on growth into new markets make me excited to be a part of the company's future success."

Hall holds a bachelor of science in business administration and finance from Boston University and received her MBA from the Judge Business School at the University of Cambridge in England. While at Prologis, Hall helped found Breakthrough, a global corporate initiative promoting diversity in the workplace.

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 over 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.www.ironmountain.com for more information.

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