| SISEC LIMITED ACTIVE | Nominee Secretary | | | | | 21 Holborn Viaduct, London, EC1A 2DY |
| ATKINS, Nicholas Mark ACTIVE | Director | 31 Dec 2019 | | United Kingdom | October 1961 | Atlantic House, Holborn Viaduct, London, EC1A 2FG, United Kingdom |
| DAVISON, Michael Durham ACTIVE | Director | 01 Jul 2020 | | United Kingdom | March 1964 | Atlantic House, Holborn Viaduct, London, EC1A 2FG, United Kingdom |
| BANKS, Katherine Emma RESIGNED | Director | 21 Aug 2002 | 30 Sep 2014 | England | July 1969 | Atlantic House, Holborn Viaduct, London, EC1A 2FG, Uk |
| CHEFFINGS, Charles Nicholas RESIGNED | Director | 30 Sep 2014 | 30 Apr 2018 | United Kingdom | January 1960 | Atlantic House, Holborn Viaduct, London, EC1A 2FG, United Kingdom |
| DAWES, Caroline Harriet RESIGNED | Director | | 01 Feb 1997 | | August 1943 | 41 Colebrooke Row, London, N1 8AF |
| HARPER, David Alfred RESIGNED | Director | | 21 Mar 2013 | | March 1954 | 50 Holborn Viaduct, London, EC1A 2FG |
| HUDD, David Glyn Trefor RESIGNED | Director | 01 May 2018 | 30 Jun 2020 | United Kingdom | June 1958 | Atlantic House, Holborn Viaduct, London, EC1A 2FG, United Kingdom |
| ITO, Stephen RESIGNED | Director | 26 Feb 1996 | 30 Jul 2012 | | February 1961 | Atlantic House, Holborn Viaduct, London, EC1A 2FG, Uk |
| LE GRYS, Frances Claire RESIGNED | Director | 30 Sep 2014 | 31 Dec 2019 | United Kingdom | August 1964 | Atlantic House, Holborn Viaduct, London, EC1A 2FG, United Kingdom |
| PEARSON, Hugh John Hampden RESIGNED | Director | | 30 Apr 2007 | | March 1947 | 15 Howards Lane, London, SW15 6NX |
| SAMSWORTH, Jane Mary RESIGNED | Director | | 30 Sep 2014 | United Kingdom | October 1951 | Atlantic House, Holborn Viaduct, London, EC1A 2FG, Uk |
| SIMLER, Derek RESIGNED | Director | | 30 Apr 1998 | | January 1940 | 41 Litchfield Way, London, NW11 6NU |
| SLATTERY, Elizabeth Teresa RESIGNED | Director | | 30 Apr 2007 | | September 1958 | Gascoignes Farm Pynnings Farm Lane, West Hanningfield, Essex, CM2 8UU |
| STRACHAN, Russell Alexander RESIGNED | Director | | 30 Apr 2007 | United Kingdom | March 1945 | 14 Vicarage Court, London, W8 4HE |
| WILLIAMSON, Andrew Philip Faure RESIGNED | Director | | 28 Aug 2002 | United Kingdom | July 1942 | Horseshoe House Luxfords Lane, East Grinstead, Sussex, RH19 4HL |