Iron Mountain Incorporated (IRM)

Iron Mountain Incorporated is a Real Estate company in the S&P 500, with a market capitalization of about $33.0 billion as of October 1, 2026.

Ticker
IRM · NYSE
Sector
Real Estate
Industry (SIC)
Real Estate Investment Trusts
Market cap
$33.0 billion
Employees
29,400
Headquarters
Portsmouth, NH
Fiscal year end
December 31

About Iron Mountain Incorporated

Iron Mountain Incorporated is trusted by more than 240,000 customers in 61 countries, including approximately 95% of the Fortune 1000, to help unlock value and intelligence from their assets through services that transcend the physical and digital worlds. Our broad range of solutions address their information management, digital transformation, information security, data center and asset lifecycle management needs. Iron Mountain Incorporated is based in Portsmouth, New Hampshire. Iron Mountain Incorporated was founded in 1951 and is incorporated in Delaware and is based in Portsmouth, New Hampshire.

Financial statements

Nvevo shows Iron Mountain Incorporated's income statement, balance sheet, cash flow statement and key ratios as reported in its 10-K and 10-Q filings with the SEC, annually and quarterly, alongside price history, recent news and fair value models.

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