Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 March 2025
- Conf. stmt due
- 23 October 2027
- Last conf. stmt
- 9 October 2026
HMM Holdco Limited
- Incorporated
- 17 December 2018 (7 years)
- Industry
- Activities of other holding companies n.e.c. (64209)
- Owned by
- Accounts type
- Full
- Region
- South East
- Address
- 2200 RenaissanceBasing ViewBasingstokeRG21 4EQ
Officers 2 active
Officer details are public data from the Companies House register.
Director · Appointed 14 November 2025
American
Born May 1967 (59)
Director · Appointed 18 November 2020
American
Born September 1966 (60)
Officer history (3 former)
14 November 2025
14 November 2025
18 November 2020
18 November 2020
18 November 2020
18 November 2020
7 January 2019
17 December 2018
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 18 November 2020
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Private Limited Company
Reg. no. 11241200
Former controllers (1)
18 November 2020
Ceased Timothy Dugan — Has significant influence or control
Group structure 23 shown
Ownership group derived from the Companies House PSC register
Steris Dover Limited Owns 75–100% of shares
Cantel Medical (UK) Limited Owns 75–100% of shares
Medical Innovations Group Holdings Limited Owns 75–100% of shares
CLBV Limited Owns 75–100% of shares
HMM Holdco Limited This company Owns 75–100% of shares
Key Surgical Limited Owns 75–100% of shares
Ste UK Holdco Limited Owns 75–100% of shares
Ste UK Sub Holdco Limited Owns 75–100% of shares
Steris Dover Ast Holdings Limited Owns 75–100% of shares
Steris Dover Canada Holdings Limited Owns 75–100% of shares
Steris Solutions Limited Owns 75–100% of shares
Steris UK Holding Limited Owns 75–100% of shares
Eschmann Holdings Limited Owns 75–100% of shares
Steris CH Limited Owns 75–100% of shares
Synergy Health Limited Owns 75–100% of shares
Synergy Health Holdings Limited Owns 75–100% of shares
Harwell Dosimeters Limited Owns 75–100% of shares
Medisafe Holdings Ltd Owns 75–100% of shares
Shiloh Limited Owns 75–100% of shares
Synergy Health (UK) Limited Owns 75–100% of shares
Synergy Health Sterilisation UK Limited Owns 75–100% of shares
Synergy Health Systems Limited Owns 75–100% of shares
Financials
Balance sheet as at 31 March 2025 · full accounts
- Profit Before Tax
- (£90,000)
- Return on Equity
- -17%
Trend
Shareholder Funds
Balance sheet detail
| 2025 | 2024 | |
|---|---|---|
| Debtors | £133,000 | £197,000 |
| Creditors (< 1 year) | £4,830,000 | £4,557,000 |
| Net Current Assets | (£4,697,000) | (£4,360,000) |
| Shareholder Funds | £885,000 | £1,039,000 |
Filings 32
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 9 October 2026 | Confirmation statement with no updates | 9 October 2026 | ||
| 23 September 2026 | Register inspection address has been changed | |||
| 27 August 2026 | Director's details changed | |||
| 17 November 2025 | Termination of appointment of a director | |||
| 17 November 2025 | Appointment of a director |
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