In his new role, Siwach will lead the creative team and drive the next phase of growth for multiple brands under Havas Creative
Barber will continue to be responsible for the UK Group, where she oversees both its creative and media agencies
Gururaj Rao joins as Executive Creative Director and Durgesh Singh as Associate Creative Director – Copy
Hola replaces Nima Namchu, who moved on from the agency in November last year