Jarvie (pictured) was previously president, global clients. Prior to Dentsu Aegis, he worked at MediaCom for more than 18 years, most recently running its operations across the US and then EMEA. 

The CEO position has not been filled for the past year. The business was led by executive chairman, Stef Calcraft, who took over Tracey De Groose’s responsibilities when she resigned in October 2017. However Calcraft left at the end of 2018. 

The company said Jarvie’s appointment reflected the importance of the UK & Ireland market for Dentsu Aegis which is made up of more than 4,000 people serving over 1,000 clients across 22 media, technology, data and creative agencies.

Waters said: “Euan is an experienced, considered media professional with strong client relationships. We are fully focused on maximising the talent and expertise we have for the benefit of our clients.”

Jarvie, who will be based in London, added: “I am delighted to return to a UK centric role and thrilled to be leading Dentsu Aegis in the UK & Ireland. The experience I have gained running clients and businesses all over the world has set me up well to lead the wonderful team here.”