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Companies House/London/Company profile

IRON MOUNTAIN (UK) PLC

Active
01478540·incorporated 1980-02-11

IRON MOUNTAIN (UK) PLC is an active UK public limited company, incorporated on 11 February 1980 at Companies House (number 01478540; OpenRegistry canonical ID GB-01478540-iron-mountain-uk-plc). Sophymarine's OpenRegistry classifies it under SIC 52103 (Operation of warehousing and storage facilities for land transport activities), one of 6,409 active UK entities in that code and one of 1,093,852 active companies registered in London (postcode SE1). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Public Limited Company
Incorporated
1980-02-11
Registered Address
GROUND FLOOR, 4 MORE LONDON RIVERSIDE, LONDON, SE1 2AU, UNITED KINGDOM
SIC
52103 — Operation of warehousing and storage facilities for land transport activities
Country of origin
United Kingdom

Accounts

Last filed accounts made up to 2024-12-31. Next accounts due 2026-06-30. Financial year-end: 31/12. Filing class: FULL.

Confirmation statement

Last confirmation statement made up to 2025-12-31. Next confirmation statement due 2027-01-14.

Mortgages and charges

36 charges recorded against the company at Companies House: 13 outstanding, 23 satisfied, 0 partially satisfied.

Persons with significant control

IRON MOUNTAIN (UK) PLC has 1 person with significant control on file:

  • Iron Mountain Europe (Group) Limited (England And Wales reg. 05882719). Notified 2017-10-04.
    • Owns 75% or more of shares
    • Holds 75% or more of voting rights
    • Has the right to appoint and remove directors

1 historical PSC record has ceased:

  • Iron Mountain Europe Plc (United Kingdom reg. 2321917). Notified 2016-11-18. Ceased 2017-10-04.
    • Owns 75% or more of shares
    • Holds 75% or more of voting rights
    • Has the right to appoint and remove directors

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