Filing status
- Accounts due
- 11 August 2028
- Conf. stmt due
- 24 November 2027
Rio Tinto Daybreak Metals Limited
- Incorporated
- 11 November 2026 (< 1 month)
- Previously known as
- Rio Tinto SS Limited (until 12 November 2026)
- Industry
- Activities of other holding companies n.e.c. (64209)
- Region
- Greater London
- Address
- 6 St James's SquareLondonSW1Y 4AD
Officers
This list may be incomplete. See all officers on Companies House
Officer details are public data from the Companies House register.
Rio Tinto Secretariat Limited
Corporate Secretary · Appointed 11 November 2026
Director · Appointed 11 November 2026
Dutch
Born March 1973 (53)
Director · Appointed 11 November 2026
Australian
Born December 1976 (49)
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 11 November 2026
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited By Shares
Reg. no. 993068
Group structure 39 shown
Ownership group derived from the Companies House PSC register
Rio Tinto European Holdings Limited Owns 75–100% of shares
Rio Tinto Canada Finance Limited Owns 75–100% of shares
Rio Tinto Daybreak Metals Limited This company Owns 75–100% of shares
Rio Tinto London Limited Owns 75–100% of shares
Rio Tinto Medical Plan Trustees Limited Owns 75–100% of shares
Rio Tinto Nominees Limited Owns 75–100% of shares
Rio Tinto Secretariat Limited Owns 75–100% of shares
Rio Tinto Metals Limited Owns 75–100% of shares
Rio Tinto Mining and Exploration Limited Owns 75–100% of shares
Thos W Ward Limited Owns 75–100% of shares
Rio Tinto Minerals Development Limited Owns 75–100% of shares
Rio Tinto Western Holdings Limited Owns 75–100% of shares
LA Granja UK Holdings Limited Owns 25–50% of shares
Nuton Holdings Limited Owns 75–100% of shares
Rio Tinto BM Limited Owns 75–100% of shares
Rio Tinto Minerals Limited Owns 75–100% of shares
Rio Tinto International Holdings Limited Owns 75–100% of shares
Anglesey Aluminium Metal Limited Owns 75–100% of shares
Borax Europe Limited Owns 75–100% of shares
British Alcan Aluminium Limited Owns 75–100% of shares
Alcan Chemicals Limited Owns 75–100% of shares
Alcan Farms Limited Owns 75–100% of shares
Tbac Limited Owns 75–100% of shares
Iea Environmental Projects Limited Owns 75–100% of shares
Ioc Sales Limited Owns 75–100% of shares
Lawson Mardon Flexible Limited Owns 75–100% of shares
Lawson Mardon Smith Brothers Ltd. Owns 75–100% of shares
Pechiney Aviatube Limited Owns 75–100% of shares
Rio Tinto Bahia Holdings Limited Owns 75–100% of shares
Rio Tinto Bauxite Atlantic Limited Owns 75–100% of shares
Rio Tinto Copper Holdings Limited Owns 75–100% of shares
Rio Tinto Copper Limited Owns 75–100% of shares
Rio Tinto Energy Limited Owns 75–100% of shares
Rio Tinto Finance (Usa) PLC Owns 75–100% of shares
Rio Tinto Finance PLC Owns 75–100% of shares
Rio Tinto Indonesian Holdings Limited Owns 75–100% of shares
THR Copper Limited Owns 75–100% of shares
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 12 November 2026 | Certificate of change of name | |||
| 11 November 2026 | Incorporation |
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