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Exhibit 12.1

IRON MOUNTAIN INCORPORATED

STATEMENT REGARDING COMMUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
(Dollars in thousands)

 
  Year Ended December 31,
  Three Months
Ended
March 31,
2007

 
 
  2002
  2003
  2004
  2005
  2006
 
Earnings:                                      
  Income from Continuing Operations                                      
    before Provision for Income Taxes                                      
    and Minority Interest   $ 114,519   $ 156,989   $ 166,735   $ 197,018   $ 224,218   $ 57,181  
    Add: Fixed Charges     178,587     195,258     240,270     245,431     264,211     68,818  
   
 
 
 
 
 
 
    $ 293,106   $ 352,247   $ 407,005   $ 442,449   $ 488,429   $ 125,999  
   
 
 
 
 
 
 

Fixed Charges:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
  Interest Expense, Net(1)   $ 136,632   $ 150,468   $ 185,749   $ 183,584   $ 194,958   $ 50,335  
  Interest Portion of Rent Expense     41,955     44,790     54,521     61,847     69,253     18,483  
   
 
 
 
 
 
 
    $ 178,587   $ 195,258   $ 240,270   $ 245,431   $ 264,211   $ 68,818  
   
 
 
 
 
 
 
Ratio of Earnings to Fixed Charges     1.6 x   1.8 x   1.7 x   1.8 x   1.8 x   1.8 x

(1)
Does not include interest expense related to uncertain tax positions.



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Exhibit 12.1