Stone (pictured) joined the company in 2015 as vice-president of marketing. In her new role she will continue to oversee and build Kelton’s marketing strategy. She has also helped clients re-position their brands and find new business opportunities.

She began her career in advertising at Foote, Cone & Belding and went on to lead marketing teams at The Walt Disney Company, Discovery Channel and Hulu. 

Kelton co-founder and president, Gareth Schweitzer, said: “In just two years, Sarah has crafted and executed a marketing strategy that companies twice our size would be envious of. This is in addition to the quality work that Sarah produces for our clients.”