IRON MOUNTAIN (UK) DATA CENTRE LIMITED
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Next accounts due
2026-09-30 (in 4mo)
Last filed for 2024-12-31
Confirmation statement due
2026-08-08 (in 3mo)
Last made up 2025-07-25
Watchouts
None on the register
Accounts
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Standalone (parent only)
- Auditor
- Deloitte LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“The directors having assessed the financial position and prospects for the company are satisfied that the company has adequate (committed) resources to continue to operate as a going concern throughout the twelve months following the date of approval of these financial statements.”
Significant events
- “The construction of our London 2 27MW facility was partially completed in 2023, becoming operational during the quarter 4 of 2023, with the second phase complete in Q3 2024, the remaining construction will conclude in 2025. The facility will be fully utilized by a hyperscale customer.”
- “On the 19 September 2023, the UK Borrowers amended the maturity date to 24 September 2025. On September 10, 2024, the UK Borrowers amended the UK Bilateral Revolving Credit Facility to extend the maturity date from September 24, 2025 to September 24, 2026.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
2 active · 5 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| ALLEN, Craig Donald | Director | 2024-05-01 | Feb 1970 | British |
| KIDD, Mark Nelson | Director | 2021-01-08 | Mar 1980 | American |
Show 5 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| MOYNIHAN, Simon Patrick | Secretary | 2017-07-26 | 2020-05-18 |
| GOLESWORTHY, Simon Paul | Director | 2017-07-26 | 2019-09-30 |
| KEDDY, Patrick John | Director | 2017-07-26 | 2021-01-08 |
| MARSHALL, Charlotte Helen | Director | 2017-07-26 | 2019-11-30 |
| SHARP, Alexander Robert | Director | 2020-10-05 | 2024-05-01 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Iron Mountain Incorporated | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors | 2017-12-22 | Active |
| Iron Mountain (Uk) Plc | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors | 2017-07-26 | Ceased 2017-12-22 |
Filing timeline
Last 20 of 37 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2025-11-06 | SH01 | capital | Capital allotment shares | |
| 2025-07-28 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-07-17 | MR01 | mortgage | Mortgage create with deed with charge number charge creation date | |
| 2025-07-17 | MR01 | mortgage | Mortgage create with deed with charge number charge creation date | |
| 2025-07-10 | AA | accounts | Accounts with accounts type full | |
| 2024-07-25 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-07-16 | AA | accounts | Accounts with accounts type full | |
| 2024-05-02 | TM01 | officers | Termination director company with name termination date | |
| 2024-05-02 | AP01 | officers | Appoint person director company with name date | |
| 2023-08-22 | AA | accounts | Accounts with accounts type full | |
| 2023-08-07 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-08-07 | PSC05 | persons-with-significant-control | Change to a person with significant control | |
| 2022-10-01 | AA | accounts | Accounts with accounts type full | |
| 2022-07-25 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2021-09-16 | AA | accounts | Accounts with accounts type full | |
| 2021-07-28 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2021-01-15 | TM01 | officers | Termination director company with name termination date | |
| 2021-01-15 | AP01 | officers | Appoint person director company with name date | |
| 2021-01-07 | AA | accounts | Accounts with accounts type full | |
| 2020-10-07 | AP01 | officers | Appoint person director company with name date |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 5
- Capital events
- 1
- Officers appointed
- 0
- Officers resigned
- 0
last 12 months
last 24 months
last 12 months
last 12 months
Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.
Year-on-year
Latest filed period vs the prior one