IRON MOUNTAIN (UK) PLC
Public Limited Company (PLC) · London, United Kingdom · LEI 213800OT3BUEZ7P7XW26
LEI active
Summary
IRON MOUNTAIN (UK) PLC is registered in the United Kingdom and entered in the “Companies House register” under number 01478540. Its legal form is Public Limited Company (PLC). According to GLEIF, its ultimate parent is IRON MOUNTAIN INCORPORATED (United States), which is also its direct parent. That group has 18 subsidiaries with LEIs in 5 countries, 1 of them in the United Kingdom. The LEI was first issued on 12 Feb 2018 and the record was last updated on 16 Mar 2026; the next renewal is due by 23 Mar 2027.
Written from GLEIF data using fixed, reviewed sentence templates.
Data-quality notes (AssetCensus analysis)
No data-quality notes for this entity in this data release.
Company details
| Legal form | Public Limited Company (PLC) |
|---|---|
| Register | Companies House register · Register website |
| Registration number | 01478540 |
| Registration authority | Companies House |
| Jurisdiction | United Kingdom |
| Registered address | Ground Floor, 4 More London Riverside, SE1 2AU London, United Kingdom |
| Category | company or other legal entity |
| Status | active |
| Founded (per GLEIF) | 11 Feb 1980 |
| LEI | 213800OT3BUEZ7P7XW26 |
| LEI status | active |
| LEI first issued | 12 Feb 2018 |
| LEI record last updated | 16 Mar 2026 |
| Next LEI renewal | 23 Mar 2027 |
| Corroboration of the LEI record | fully corroborated |
Group membership
IRON MOUNTAIN (UK) PLC this entity
Relationship to the parent
| Direct parent | Ultimate parent | |
|---|---|---|
| Parent | IRON MOUNTAIN INCORPORATED | IRON MOUNTAIN INCORPORATED |
| Accounting period | 1 Jan 2024 to 31 Dec 2024 | 1 Jan 2024 to 31 Dec 2024 |
| Evidence | consolidated accounts | consolidated accounts |
| Corroboration | fully corroborated | fully corroborated |
| Accounting standard | other standard | other standard |
| Relationship start | 11 Feb 1980 | 11 Feb 1980 |
| Recorded at GLEIF since | 16 Mar 2026 | 16 Mar 2026 |
| Last updated | 16 Mar 2026 | 16 Mar 2026 |
| Record status | current | current |
Other subsidiaries of the same direct parent (7)
- Iron Mountain (Nederland) Services B.V. Netherlands
- Iron Mountain Data Centers Virginia 3, LLC United States
- IRON MOUNTAIN DATA CENTERS, LLC United States
- IRON MOUNTAIN INDIA PRIVATE LIMITED India
- IRON MOUNTAIN INFORMATION MANAGEMENT, LLC United States
- Iron Mountain Nederland B.V. Netherlands
- IRON MOUNTAIN SERVICES PRIVATE LIMITED India
Other names
- IRON MOUNTAIN (UK) LIMITED · previous name
- BRITISH DATA MANAGEMENT LIMITED · previous name
- BRITANNIA DATA MANAGEMENT LIMITED · previous name
- TELE-LINK ARCHIVES PLC · previous name
- HUNTERS LIMITED · previous name