Ollie Oshodi has been promoted to UK managing director of the agency, while other new hires include account director Rob Mathie, who will be looking after the Diageo and Coca-Cola accounts. He previously worked at HeyHuman where he handled its Lucozade Energy and Unilever accounts.
Lawrence Ajayi, former activation manager at Adidas Originals UK, is joining Cornerstone as an account manager. Finally, Callan de Villiers has joined the agency as an account coordinator.
The new hires bring the total number off staff to 15 in the UK office.
Jon Cohen, co-chief executive of Cornerstone, said: "We are very proud of the tremendous growth Cornerstone UK continues to experience. Ollie Oshodi has been an excellent leader.
"We are looking forward to seeing our UK team continue to grow and execute more best in class campaigns for new and existing clients."
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