Hill has spent two decades client-side at organisations including the Guardian, the BFI, Capital Radio, and most recently, BBC Studios. She will be part of the company’s media team and work across qualitative and quantitative methodologies. 

The company has also appointed Emily Gorman and Jamie-Lee Clarke as senior research executives, and promoted Lauren Maclennan, based in London. 

Headquartered in Dublin, Red C is owned by the Business Post Group. 

Charlotte Butterworth, UK managing director at Red C, said: "As we continue to develop the UK business, Stella’s deep industry knowledge, and her ability to navigate the complex challenges faced by clients will be an invaluable asset in delivering the exceptional service and insights to our clients that have become a Red C hallmark. Her appointment adds significant value to the work we produce for our clients, and we are excited to welcome her to the team."