EXHIBIT 21
SCHEDULE OF SUBSIDIARIES
AS OF MARCH 2, 2005
JURISDICTION OF
INCORPORATION OR NAMES UNDER WHICH THE
ENTITY NAME ORGANIZATION ENTITY DOES BUSINESS
Archivage Actif Groupe Iron Mountain SAS France
Archive Services Limited United Kingdom
Archivex Box Company Limited Alberta
Archivex Limited Nova Scotia
Arcus Data Security Limited United Kingdom
Britannia Data Management Limited United Kingdom
COMAC, Inc. Delaware COMAC
Connected Corporation Delaware Connected
Connected Corporation Limited United Kingdom
Connected G.m.b.H. Germany
Connected S.A.S. France
Custodia SOS Limitada Chile
Datavault Holdings Limited United Kingdom
Datavault Limited Scotland
Datavault Northwest Limited United Kingdom
Datavault Southwest Limited United Kingdom
Docuguard Holdings Limited Cyprus
Docuguard Austria G.m.b.H. Austria
Docuguard CR - s.r.o. Czech Republic
Docuguard CR - s.r.v. Czech Republic
Docuguard Kft Hungary
Docuguard Romania Srl Romania
Docuguard Slovakia s.r.o. Slovakia
Page 1
JURISDICTION OF
INCORPORATION OR NAMES UNDER WHICH THE
ENTITY NAME ORGANIZATION ENTITY DOES BUSINESS
FIME S.A. France
H. Investments Ltd. Cayman Islands
Honanross Ltd. Ireland
Immobilsac Ltda. Mexico
IMSA Peru SRL Peru Iron Mountain
Iron Mountain Argentina Argentina Iron Mountain
Iron Mountain Assurance Corporation Vermont
Iron Mountain Belgium NV Belgium Iron Mountain
Iron Mountain Box Company Nova Scotia
Iron Mountain Canada Corporation Nova Scotia Iron Mountain
Iron Mountain Cayman Ltd. Cayman Islands
Iron Mountain Chile S.A. Chile
Iron Mountain Chile Servicios S.A. Chile Iron Mountain
Iron Mountain Deutschland m.i.i.l. GmbH Germany Iron Mountain
Iron Mountain DIMS United Kingdom
Iron Mountain DISOS GmbH Germany
Iron Mountain do Brazil S.A. Brazil
Iron Mountain Espana, S.A. Spain Iron Mountain
Iron Mountain Europe Limited United Kingdom Iron Mountain
Iron Mountain (France), S.A. France Iron Mountain
Iron Mountain Global, Inc. Delaware
Iron Mountain Global, LLC Delaware
Iron Mountain Group (Europe) Limited United Kingdom Iron Mountain
Iron Mountain Holdings (Europe) Limited United Kingdom
Iron Mountain Holdings (France), SNC France
Iron Mountain Iberica, SL Spain
Iron Mountain Information Management, Inc. Delaware Iron Mountain Off-Site Data Protection
Iron Mountain Records Management
Iron Mountain National Underground
Iron Mountain Digital Archives
Iron Mountain Secure Shredding
Page 2
JURISDICTION OF
INCORPORATION OR NAMES UNDER WHICH THE
ENTITY NAME ORGANIZATION ENTITY DOES BUSINESS
Iron Mountain Intellectual Property Management, Inc. Delaware
Iron Mountain Ireland Ireland Iron Mountain
Iron Mountain Ireland (Holdings) Ireland
Iron Mountain Livingston Limited United Kingdom
Iron Mountain Mayflower Ltd. United Kingdom
Iron Mountain Mexico, S.A. de R.L. de C.V. Mexico
Iron Mountain MDM Limited United Kingdom
Iron Mountain Nederland Holdings BV Netherlands
Iron Mountain (Nederland) B.V. Netherlands
Iron Mountain Norge AS Norway Iron Mountain
Iron Mountain Norsk Geodata Senter Nowary
Iron Mountain Peru S.A. Peru Iron Mountain
Iron Mountain PLE Limited United Kingdom
Iron Mountain Records Management (Puerto Rico), Inc. Puerto Rico Iron Mountain Records Mnagement
Iron Mountain Scotland (Holdings) Limited United Kingdom
Iron Mountain Scotland Limited United Kingdom Iron Mountain
Iron Mountain South America Ltd. Cayman Islands
Iron Mountain Statutory Trust 1998 Connecticut
Iron Mountain Statutory Trust -1999 Connecticut
Iron Mountain Step S.p.A. Italy
Iron Mountain Tape Technology Norge AS Norway
Iron Mountain (UK) Limited United Kingdom Iron Mountain
JAD 93 Limited United Kingdom
Jones & Crossland Limited United Kingdom
Kestrel Data Services Limited United Kingdom
Kestrel Data UK Limited United Kingdom
Kestrel Reprographics Limited United Kingdom
Memogarde, S.A. France
Mountain Glenwood Real Estate, Inc. British Columbia
Mountain Real Estate Assets, Inc. Delaware
Mountain Reserve II, Inc. Delaware
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JURISDICTION OF
INCORPORATION OR NAMES UNDER WHICH THE
ENTITY NAME ORGANIZATION ENTITY DOES BUSINESS
Mountain West Palm Real Estate, Inc. Delaware Peru
Movers & Files, S.A. Peru
Nettlebed Acquisition Corporation Delaware
Record Data Limited Ireland
Silver Sky Jersey Channel Islands
Sistemas de Archivo Corporativo, S.A. de R.L. de C.V. Mexico
Sistemas de Archivo de Mexico, S.A. de R.L. de C.V. Mexico Iron Mountain
Sistemas de Archivo, S.A. de R.L. de C.V. Mexico Iron Mountain
Societe Civile Imobiliere du Chemin Cornillon France
The Document Storage Company Limited United Kingdom
397499 British Columbia Ltd. British Columbia
TM 1177 Ltd. United Kingdom
Treeline Services Corporation Delaware
Upper Providence Venture I, L.P. Pennsylvania
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