She was appointed UK and Ireland CEO at Grayling in March 2011, after her predecessor Loretta Tobin announced she would be taking a break. In June 2015 Clarke announced she would be stepping down and will spend the summer working out her next career move. Clarke leaving coincides with Paul Taaffe being appointed group CEO of Huntsworth.
- Grayling Alison Clarke, accessed 1 July 2015.
- Mart Cartmell Grayling appoints Alison Clarke UK CEO as Loretta Tobin takes career break PR Week, 3 March 2011, accessed 1 July 2015.
- Anna Reynolds Grayling UK CEO Alison Clarke stands down after four years in role PR Week, 15 June 2015, accessed 1 July 2015.