Having founded Thornton in 2000, Sharon became the island’s first Chartered Financial Planner in 2009 and was UK President of the Personal Finance Society for the year 2017/18 having been first elected to the board in 2012. She was awarded the Chartered Insurance Institute's Award 'Building Public Trust in Life and Pensions in 2019 for her work in leading the PFS Financial Planners Practitioner panel (2017 to 2020).