Company:  IRON MOUNTAIN INC (IRM)
Form Type:  10-K
Filing Date:  3/1/2013 
CIK:  0001020569 
Address:  ONE FEDERAL STREET 
City, State, Zip:  BOSTON, Massachusetts 02110 
Telephone:  617-535-4781 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$27.10  
Change: 
-0.17 (-0.62%)  
Trade Time: 
Apr 17  
Market Cap: 
$5.20B
Description of Business
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  FORM 10-K
    PART I
      Item 1. Business.
      Item 1A. Risk Factors.
      Item 1B. Unresolved Staff Comments.
      Item 2. Properties.
      Item 3. Legal Proceedings.
      Item 4. Mine Safety Disclosures.
    PART II
      Item 5. Market For Registrant's Common Equity, Related ...
      Item 6. Selected Financial Data.
      Item 7. Management's Discussion and Analysis of Financial ...
        Results of Operations
        Liquidity and Capital Resources
      Item 7A. Quantitative and Qualitative Disclosures About ...
      Item 8. Financial Statements and Supplementary Data.
      Item 9. Changes in and Disagreements With Accountants on ...
      Item 9A. Controls and Procedures.
      REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
      Item 9B. Other Information.
    PART III
      Item 10. Directors, Executive Officers and Corporate Governance.
      Item 11. Executive Compensation.
      Item 12. Security Ownership of Certain Beneficial Owners and ...
      Item 13. Certain Relationships and Related Transactions, and ...
      Item 14. Principal Accountant Fees and Services.
    PART IV
      Item 15. Exhibits and Financial Statement Schedules.
    REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
    BALANCE SHEET
    INCOME STATEMENT
    STOCKHOLDERS EQUITY
    CASH FLOW
    NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
      BALANCE SHEET
      BALANCE SHEET
    SIGNATURES
    INDEX TO EXHIBITS
  EXHIBIT 10.4
  EXHIBIT 10.35
  EXHIBIT 10.39
  EXHIBIT 12
    RATIO COMPUTATION
  EXHIBIT 21.1
  EXHIBIT 23.1
    CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
  EXHIBIT 31.1
    CERTIFICATIONS
  EXHIBIT 31.2
    CERTIFICATIONS
  EXHIBIT 32.1
    CERTIFICATION PURSUANT TO
  EXHIBIT 32.2
    CERTIFICATION PURSUANT TO
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