Walnut said that Ferdousey Chowdhury and Hannah Reed would be promoted to associate director, qualitative research, having both previously held the role of research manager.

Lauren Fox-Withey has been named research manager, qualitative research from senior research executive.

In the retail team, Iona Gillies has moved from research manager to associate director, while Zoe Smith has been promoted to research manager, retail from senior research executive.

Maisy Iggulden and Megan Williams have both become data services executives, up from trainee data services executive.

Walnut said that Shanice Omare has moved to associate director for B2B, tech and media, having been research manager, and Hannah Jones was promoted to research manager for B2B, tech and media from senior research executive.

Alina Petrescu has been moved from panel manager to becoming panel manager – associate director, project management.

Jane Rudling, managing director at Walnut Unlimited, said: “We’re proud to nurture and promote talent from within. Our specialist talent is at the heart of everything we do.

“These well-earned promotions reflect the dedication, growth and impact of our people, and strengthen our ability to deliver innovative insights for clients.”