| OLIVER, Nia Glyn ACTIVE | Secretary | 30 Mar 2026 | | | | London House, Cwm-Y-Glo, Caernarfon, LL55 4DT, Wales |
| BARDSLEY, Kathleen Branson ACTIVE | Director | 25 May 2010 | | Wales | February 1964 | Bryn Peris, Fachwen, Llanberis, Gwynedd |
| JONES, Berwyn Parry ACTIVE | Director | 29 Jan 2019 | | Wales | January 1954 | London House, Cwm-Y-Glo, Caernarfon, LL55 4DT, Wales |
| OLIVER, Nia Glyn ACTIVE | Director | 30 Nov 2021 | | Wales | July 1962 | London House, Cwm-Y-Glo, Caernarfon, LL55 4DT, Wales |
| WHELDON, Gwyneth Silyn ACTIVE | Director | 22 Nov 2005 | | Wales | October 1953 | Pen Rhos Gwta, Rhosisa, Caernarvon, Gwynedd, LL54 7NH |
| EDWARDS, Maureen RESIGNED | Secretary | 05 Dec 1996 | 14 May 1997 | | | Hafod-Y-Braich, Deiniolen, Caernarvon, Gwynedd, LL55 3EW |
| EDWARDS, Phil RESIGNED | Secretary | | 30 Jun 1996 | | | Hafod Y Braich, Deiniolen, Caernarvon, Gwynedd, LL55 3EW |
| HIGGINS, Simon RESIGNED | Secretary | 18 May 2000 | 10 Sep 2009 | | | Garnedd Wen Fachwen, Caernarfon, Gwynedd, LL55 3HD |
| JONES, John Richard RESIGNED | Secretary | 12 Jun 1997 | 18 May 2000 | | | Y Gregas, Caeathro, Caernarfon, Gwynedd, LL55 2ST |
| PRITCHARD, David Alan RESIGNED | Secretary | 25 Sep 2018 | 09 Feb 2026 | | | London House, Cwm-Y-Glo, Caernarfon, LL55 4DT, Wales |
| WILLIAMS, Carys RESIGNED | Secretary | 01 Jul 2009 | 12 Feb 2018 | | | 7, New Street, Cwm Y Glo, Caernarfon, Gwynedd, LL55 4DE |
| WILLIAMS, John Iddon RESIGNED | Secretary | 12 Feb 2018 | 25 Sep 2018 | | | Bryn Peris, Fachwen, Llanberis, Gwynedd |
| ALLAM, John Randell RESIGNED | Director | 13 Oct 1998 | 13 Dec 2005 | | March 1934 | Glan Seiont, Llanrug, Caernarfon, Gwynedd, LL55 2AQ |
| BRENNAN, John Edward RESIGNED | Director | 03 Dec 1992 | 30 Sep 1995 | | February 1921 | Afallon, Dinorwic, Caernarvon, Gwynedd, LL55 3EY |
| CHAMBERS, Anna RESIGNED | Director | 13 Sep 2005 | 01 Jul 2008 | Wales | April 1962 | Glan Aethwy Cottage, Beach Road, Menai Bridge, Gwynedd, LL59 5HE |
| CHAMBERS, David RESIGNED | Director | 13 Oct 1998 | 01 Jul 2008 | Wales | April 1927 | Glanaethwy Cottage Beach Road, Menai Bridge, Anglesey, LL59 5HE |
| CUMBERTON, Anne RESIGNED | Director | 12 Feb 2018 | 30 Apr 2019 | Wales | August 1960 | Bryn Peris, Fachwen, Llanberis, Gwynedd |
| EDWARDS, Maureen RESIGNED | Director | 13 Oct 1998 | 25 Mar 2024 | Wales | September 1949 | Swn-Yr-Afon, Deiniolen, Caernarfon, Gwynedd, LL55 3HN |
| ELLIS, Dafydd RESIGNED | Director | | 31 Oct 2010 | Wales | January 1944 | Gweledfa, Brynrefail, Caernarfon, Gwynedd, L655 3NR |
| HUGHES, Goronwy RESIGNED | Director | 02 Nov 1999 | 08 Dec 2020 | Wales | December 1941 | Eithinog 14 Afon Rhos, Llanrug, Caernarfon, Gwynedd, LL55 4SE |
| HUGHES, Merfyn RESIGNED | Director | 25 Sep 2012 | 10 Dec 2018 | Wales | May 1938 | Bryn Peris, Fachwen, Llanberis, Gwynedd |
| JONES, Cynan RESIGNED | Director | | 30 Nov 1992 | Cymru | October 1956 | Glan Meirion, Nantmor, Caernarfon, Gwynedd, LL55 4YG |
| JONES, John Richard RESIGNED | Director | | 18 May 2000 | | February 1949 | Y Gregas, Caeathro, Caernarfon, Gwynedd, LL55 2ST |
| JONES, Mary RESIGNED | Director | 13 Oct 1998 | 03 Jan 2009 | | May 1950 | Fron Goch, Fachwen, Caernarfon, Gwynedd, LL55 3HB |
| KURIAN, Pulickaparambil Ninan, Dr RESIGNED | Director | 13 Apr 2010 | 10 Dec 2016 | Wales | June 1953 | 3, Rhos Uchaf, Penrhos Garnedd, Bangor, Gwynedd, LL57 2LW |
| OLIVER, Alwyn RESIGNED | Director | 05 May 2006 | 28 Feb 2012 | Wales | December 1944 | Fron Deg, Dinorwig, Caernarfon, Gwynedd, LL55 3ER |
| PRITCHARD, David Alan RESIGNED | Director | 05 Sep 2006 | 09 Feb 2026 | Wales | March 1950 | 6 Dolafon, Cwm Y Glo, Caernarfon, Gwynedd, LL55 4DB |
| PRITCHARD, Emlyn RESIGNED | Director | 12 Feb 2018 | 28 Sep 2021 | Wales | November 1964 | Bryn Peris, Fachwen, Llanberis, Gwynedd |
| SHARRATT, Adrian Peter RESIGNED | Director | 25 Sep 2018 | 28 Nov 2023 | Wales | October 1950 | London House, Cwm-Y-Glo, Caernarfon, LL55 4DT, Wales |
| SHARRATT, Adrian Peter RESIGNED | Director | 25 Aug 2018 | 25 Aug 2018 | Wales | October 1950 | London House, Cwm-Y-Glo, Caernarfon, LL55 4DT, Wales |
| TOMOS, Osian RESIGNED | Director | 24 May 2010 | 04 Jun 2012 | Wales | December 1983 | Bryn Peris, Fachwen, Llanberis, Gwynedd |