In the senior management team, Emma Wyatt, who has worked for the company since 2009, most recently as research manager, has been promoted to associate director.

Also in the management team, Clare Kennedy, formerly statistical analyst, has been promoted to analytics manager, while Charlotte Phillips and Ben Hope have become research managers.

Adelphi has also promoted Patrick Phelan, James Turvill, Bryony Duckham and Parisa Valadan to senior research executives, Elizabeth Trainor-Tute to statistical analyst and Tom Gardner to associate statistical analyst and data scientist.

Rachel Medcalf, managing director, Adelphi Research, said: "These series of promotions mark Adelphi Research’s commitment to train and develop its internal team to support the business as it continues to grow. Adelphi has been successful in securing work applying new methods which have been developed by its internal illuminate innovation team."