Iron Mountain (IRM) Secures a 20-Megawatt Lease in Manassas Posted byZacks Equity Research December 7, 2021 Leave a comment on Iron Mountain (IRM) Secures a 20-Megawatt Lease in Manassas Iron Mountain’s (IRM) leasing of its data center in Northern Virginia to a Fortune 100 customer reflects solid demand for the company’s data-center spaces.