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| CDS Tangent Past Chairmen | |||
| 1997 to 1998 | Julie Wood (Founder Chairman) | 
 | 
 | 
| 1998 to 1999 | Val Elsdon | 2010 to 2011 | Margaret Menown | 
| 1999 to 2000 | Ann Simpson | 2011 to 2012 | Cathie Chappell | 
| 2000 to 2001 | Anne Atkinson** | 2012 to 2013 | Margaret Menown | 
| 2001 to 2002 | Sarah Hildick ** | 2013 to 2014 | Julie Wood | 
| 2002 to 2003 | Julie Wood | 2014 to 2015 | Jean Nobles | 
| 2003 to 2004 | Mary Hassey | 2015 to 2016 | Angie Johnson | 
| 2004 to 2005 | Mary Hassey | 2016 to 2017 | Cathie Chappell | 
| 2005 to 2006 | Linda Shelley** | 2017 to 2018 | Enid Southerby-Smith | 
| 2006 to 2007 | Linda Shelley** | 2018 to 2019 | Pam Morrisroe | 
| 2007 to 2008 | Jean Nobles | 2019 to 2020 | Jane Trenchard | 
| 2008 to 2009 | Julie Wood | 2020 to 2021 | Jane Trenchard | 
| 2009 to 2010 | Margaret Loughran | 2021 to 2022 | Jane Trenchard | 
| 
 | 
 | 2022 to 2023 | Nicola Hakansson | 
| ** = Deceased. | |||