Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 1 July 2027
- Last conf. stmt
- 17 June 2026
Rio Tinto Mining and Exploration Limited
- Incorporated
- 30 March 1977 (49 years)
- Industry
- Other research and experimental development on natural sciences and engineering (72190)
- Directors
- Jonathan Guy Beswick
- Owned by
- Accounts type
- Full
- Region
- Greater London
- Address
- 6 St James's SquareLondonSW1Y 4AD
Charges
- Total
- 4
- Outstanding
- 1
- Part satisfied
- 0
- Satisfied
- 3
Officers 5 active
Officer details are public data from the Companies House register.
Director · Appointed 21 December 2018
American
Born November 1971
Corporate Secretary · Appointed 5 May 2017
Beswick, Jonathan Guy
Director · Appointed 5 November 2013
British
Born February 1967 (59)
Director · Appointed 17 September 2012
French
Born September 1969 (57)
Director · Appointed 1 January 2010
British
Born May 1966 (60)
Officer history (44 former)
5 December 2019
21 December 2018
21 December 2018
5 May 2017
5 May 2017
Resigned Day, Helen Christine as Secretary
12 December 2014
Appointed Day, Helen Christine as Secretary
12 December 2014
Resigned Aldridge, Gemma Jane Constance as Secretary
8 December 2014
15 December 2013
Resigned Welton, Christopher Michael as Director
5 November 2013
Appointed Beswick, Jonathan Guy as Director
5 November 2013
1 November 2013
17 September 2012
8 September 2011
9 May 2011
28 January 2011
Appointed Welton, Christopher Michael as Director
1 April 2010
Appointed Aldridge, Gemma Jane Constance as Secretary
31 March 2010
1 January 2010
31 December 2009
31 December 2009
Resigned Welton, Christopher Michael as Director
30 October 2009
30 October 2009
31 December 2008
Resigned Finlayson, Eric John as Director
31 December 2008
Resigned Mcintosh, Stephen as Director
31 December 2008
8 December 2008
1 June 2008
1 June 2008
Appointed Welton, Christopher Michael as Director
31 May 2008
Resigned Loader, Stefanie Eva as Director
25 April 2008
25 April 2008
25 April 2008
30 April 2007
1 April 2007
Appointed Finlayson, Eric John as Director
1 January 2007
Appointed Loader, Stefanie Eva as Director
31 December 2005
1 April 2005
Appointed Mcintosh, Stephen as Director
1 January 2005
31 December 2004
31 December 2004
10 September 2004
30 June 2004
28 January 2003
28 January 2003
19 October 2001
19 October 2001
16 February 2000
26 August 1998
Resigned Goldberg, Gary John as Director
16 March 1998
16 March 1998
18 February 1998
18 February 1998
31 January 1998
30 January 1998
30 December 1997
Resigned Patton, Thomas Charles as Director
30 December 1997
30 December 1997
12 December 1997
6 November 1997
1 October 1997
Resigned Taylor, Robert Spencer, Dr as Director
20 June 1997
16 October 1996
30 September 1996
20 September 1996
Appointed Goldberg, Gary John as Director
15 May 1996
Appointed Patton, Thomas Charles as Director
27 March 1996
Resigned Randolph, Marcus Philip as Director
19 October 1995
31 July 1995
31 July 1995
6 June 1995
27 June 1994
22 December 1993
15 December 1993
15 December 1993
11 October 1993
Resigned Maclean, John Kennedy as Director
11 October 1993
Appointed Randolph, Marcus Philip as Director
6 June 1993
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited By Shares
Reg. no. 147115
Group structure 38 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 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 This company 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 266
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 9 October 2026 | Full accounts | 31 December 2025 | ||
| 18 September 2026 | Statement of capital following an allotment of shares | |||
| 6 July 2026 | Confirmation statement with updates | 17 June 2026 | ||
| 8 October 2025 | Full accounts | 31 December 2024 | ||
| 9 September 2025 | Change of name filing |
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