| RIO TINTO SECRETARIAT LIMITED ACTIVE | Secretary | 05 May 2017 | | | | 6, St James's Square, London, SW1Y 4AD, United Kingdom |
| PASMORE, Michael Stuart ACTIVE | Director | 25 Mar 2024 | | United Kingdom | April 1981 | 6, St James's Square, London, SW1Y 4AD |
| WHYTE, Matthew John ACTIVE | Director | 15 May 2026 | | England | March 1974 | 6, St James's Square, London, SW1Y 4AD |
| ALDRIDGE, Gemma Jane Constance RESIGNED | Secretary | 01 Jul 2014 | 12 Dec 2014 | | | 2, Eastbourne Terrace, London, W2 6LG, United Kingdom |
| DAY, Helen Christine RESIGNED | Secretary | 12 Dec 2014 | 05 May 2017 | | | 6, St James's Square, London, SW1Y 4AD, United Kingdom |
| MURRAY, Deborah RESIGNED | Secretary | 11 Apr 2011 | 13 Aug 2012 | | | 4, Merley Gate, Morpeth, NE61 2EP, United Kingdom |
| MURRAY, Deborah RESIGNED | Secretary | 24 Sep 2008 | 11 Oct 2010 | | | 4, Merley Gate, Morpeth, Northumberland, NE61 2EP |
| NICHOLSON, John RESIGNED | Secretary | 23 Apr 1993 | 24 Sep 2008 | | | 24 Acomb Court, Bedlington, Northumberland, NE22 5QP |
| NORIE, Robert Raymond, Secretary RESIGNED | Secretary | | 23 Apr 1993 | | | 8 Lockswood, Stobhill Grange, Morpeth, Northumberland, NE61 2UB |
| STORR, Jonathan Graeme RESIGNED | Secretary | 13 Aug 2012 | 01 Jul 2014 | | | Alcan Smelting And Power U K, Lynemouth Smelter, Ashington, Northumberland, NE63 9YH |
| BEATTIE, James William RESIGNED | Director | | 25 Jun 2015 | United Kingdom | April 1957 | East Moor Farm, Ellington, Morpeth, Northumberland, NE61 5JL |
| BEDFORD, Philip Gordon RESIGNED | Director | 26 Jun 2015 | 31 Jan 2019 | United Kingdom | February 1968 | 6, St James's Square, London, SW1Y 4AD |
| BELANGER, Paul David RESIGNED | Director | | 31 May 1995 | | December 1937 | 159 Runnymede Road, Ponteland, Newcastle Upon Tyne, Tyne & Wear, NE20 9HR |
| BETTS, Martin John RESIGNED | Director | 01 Jul 2014 | 30 Nov 2018 | England | July 1962 | 6, St James's Square, London, SW1Y 4AD, United Kingdom |
| BRIGGS, Malcolm Ian RESIGNED | Director | 08 Aug 1996 | 31 Jul 2000 | | January 1952 | 101 Marine Avenue, Whitley Bay, Tyne & Wear, NE26 3LN |
| DAGGER, Christopher John Hilary RESIGNED | Director | | 01 Oct 1994 | | January 1949 | 8 Ogle Avenue, Morpeth, Northumberland, NE61 2PN |
| DINGWALL, Thomas Daniel RESIGNED | Director | 01 Nov 1998 | 31 Dec 2000 | | July 1938 | Kirkstone House, Church Lane, South Green, Kirtlington, Oxfordshire, OX5 3HJ |
| HODGES, Andrew William RESIGNED | Director | 30 Nov 2018 | 26 May 2026 | United Kingdom | June 1967 | 6, St James's Square, London, SW1Y 4AD |
| HOWIE, David Allan RESIGNED | Director | | 11 Oct 2010 | United Kingdom | October 1929 | Magdalene Lodge, 23 Magdalene Fields, Warkworth, Northumberland, NE65 0UF |
| JONES, Wyn Edgerton RESIGNED | Director | 01 Jan 2001 | 31 Aug 2010 | United Kingdom | August 1949 | 7 Intake Way, Hexham, Northumberland, NE46 1RU |
| JONES, Wyn Edgerton RESIGNED | Director | | 20 Aug 1996 | United Kingdom | August 1949 | 7 Intake Way, Hexham, Northumberland, NE46 1RU |
| MACDIARMID, John Douglas RESIGNED | Director | | 20 Aug 1993 | | January 1953 | 115 Frederick Crescent, Port Ellen, Isle Of Islay, PA42 7BQ |
| MCGRAVIE, Frank RESIGNED | Director | 13 Jul 1995 | 01 Nov 1998 | | June 1940 | 37 Greystoke Park, Gosforth, Newcastle Upon Tyne, Northumberland, NE3 2DZ |
| MEAGHER, Jean RESIGNED | Director | 07 Jul 2000 | 01 Jan 2003 | | September 1954 | Cherry Tree House, Low Heighley, Morpeth, Northumberland, NE61 3BY |
| NICHOLSON, John RESIGNED | Director | 23 Apr 1993 | 21 May 1993 | | August 1953 | 11 Windsor Court, Bedlington, Northumberland, NE22 5PB |
| STORR, Jonathan Graeme RESIGNED | Director | 01 Nov 2010 | 01 Jul 2014 | United Kingdom | February 1959 | Alcan Smelting And Power U K, Lynemouth Smelter, Ashington, Northumberland, NE63 9YH |
| STORR, Jonathan Graeme RESIGNED | Director | 01 Jan 2003 | 11 Oct 2010 | United Kingdom | February 1959 | 72 Moorside South, Fenham, Newcastle, NE4 9BB |