| HELICAL REGISTRARS LIMITED ACTIVE | Secretary | 20 Jul 2005 | | | | 5, Hanover Square, London, W1S 1HQ, England |
| INWOOD, John Charles ACTIVE | Director | 28 Feb 2006 | | United Kingdom | November 1965 | 1, George Square, Glasgow, G2 1AL, Scotland |
| KAYE, Gerald Anthony ACTIVE | Director | 10 Mar 1994 | | United Kingdom | March 1958 | 1, George Square, Glasgow, G2 1AL, Scotland |
| MURPHY, Timothy John ACTIVE | Director | 31 Aug 2012 | | England | December 1959 | 1, George Square, Glasgow, G2 1AL, Scotland |
| FREEMAN, Benjamin Patrick RESIGNED | Secretary | 08 Jun 1990 | 11 May 1992 | | | 24 Hurst Road, East Molesey, Surrey, KT8 9AF |
| GONDHIA, Sima RESIGNED | Secretary | 16 Aug 2002 | 20 Jul 2005 | | | 114 Squirrels Heath Lane, Hornchurch, Essex, RM11 2DY |
| GONDHIA, Sima RESIGNED | Secretary | 06 Jan 1999 | 04 Dec 2001 | | | 114 Squirrels Heath Lane, Hornchurch, Essex, RM11 2DY |
| HUGHES, Keith John RESIGNED | Secretary | 10 Feb 1989 | 08 Jun 1990 | | | 3 Hill Street, Edinburgh, Midlothian, EH2 3JP |
| MARSTON, Lisa Margaret RESIGNED | Secretary | 11 May 1992 | 06 Jan 1999 | | | 18 Terrapin Road, Tooting, London, SW17 8QN |
| ROLFE, Lee-Ann RESIGNED | Secretary | 04 Dec 2001 | 16 Aug 2002 | | | Flat 2 307 Upper Richmond Road, Putney, London, SW15 6SS |
| BUTCHER, Michael William RESIGNED | Director | | 01 Sep 2003 | | September 1943 | 19 Rigault Road, London, SW6 4JJ |
| HUGHES, Keith John RESIGNED | Director | 10 Feb 1989 | 22 Jun 1990 | | December 1962 | 3 Hill Street, Edinburgh, Midlothian, EH2 3JP |
| ILSLEY, Andrew John RESIGNED | Director | 10 Apr 1996 | 25 Feb 1998 | United Kingdom | May 1963 | Field View Back Lane, Chalfont St Giles, Buckinghamshire, HP8 4PB |
| JOHNSTONE, Marjory Jane RESIGNED | Director | 10 Feb 1989 | 22 Jun 1990 | | March 1945 | 3 Hill Street, Edinburgh, Midlothian, EH2 3JP |
| MCNAIR SCOTT, Nigel Guthrie RESIGNED | Director | | 31 Aug 2012 | England | September 1945 | 80, George Street, Edinburgh, EH2 3BU, Scotland |
| MOSS, Brian RESIGNED | Director | | 29 Feb 1996 | | October 1934 | 70 Deverill Court, Avenue Road, London, SE20 7SA |
| PITMAN, Jack Struan RESIGNED | Director | 28 Feb 2006 | 13 Feb 2015 | England | April 1969 | 1, George Square, Glasgow, G2 1AL |
| SCOTT, Clive David RESIGNED | Director | | 11 Jun 1992 | | May 1941 | 11 Eaton Place, London, SW1X 8BN |
| SLADE, Michael Eric RESIGNED | Director | | 25 Jul 2016 | England | August 1946 | 1, George Square, Glasgow, G2 1AL, Scotland |